/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 --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 interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:07:31,819 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:07:31,823 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:07:31,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:07:31,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:07:31,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:07:31,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:07:31,855 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:07:31,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:07:31,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:07:31,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:07:31,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:07:31,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:07:31,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:07:31,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:07:31,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:07:31,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:07:31,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:07:31,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:07:31,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:07:31,872 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:07:31,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:07:31,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:07:31,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:07:31,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:07:31,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:07:31,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:07:31,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:07:31,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:07:31,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:07:31,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:07:31,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:07:31,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:07:31,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:07:31,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:07:31,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:07:31,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:07:31,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:07:31,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:07:31,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:07:31,897 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:07:31,898 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 [2020-09-21 11:07:31,930 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:07:31,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:07:31,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:07:31,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:07:31,933 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:07:31,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:07:31,934 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:07:31,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:07:31,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:07:31,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:07:31,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:07:31,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:07:31,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:07:31,937 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:07:31,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:07:31,938 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:07:31,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:07:31,938 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:07:31,938 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:07:31,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:07:31,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:07:31,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:07:31,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:07:31,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:07:31,940 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:07:31,940 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:07:31,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:07:31,940 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:07:31,941 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:07:31,942 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.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;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:07:32,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:07:32,435 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:07:32,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:07:32,442 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:07:32,442 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:07:32,443 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c [2020-09-21 11:07:32,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd60cfdfb/ab5badc3d40e4d7fa6c5ff794df901c9/FLAGfe605772b [2020-09-21 11:07:33,127 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:07:33,128 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c [2020-09-21 11:07:33,159 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd60cfdfb/ab5badc3d40e4d7fa6c5ff794df901c9/FLAGfe605772b [2020-09-21 11:07:33,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd60cfdfb/ab5badc3d40e4d7fa6c5ff794df901c9 [2020-09-21 11:07:33,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:07:33,387 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:07:33,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:07:33,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:07:33,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:07:33,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:07:33" (1/1) ... [2020-09-21 11:07:33,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a1e51c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:33, skipping insertion in model container [2020-09-21 11:07:33,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:07:33" (1/1) ... [2020-09-21 11:07:33,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:07:33,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:07:34,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:07:34,064 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:07:34,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:07:34,183 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:07:34,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:34 WrapperNode [2020-09-21 11:07:34,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:07:34,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:07:34,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:07:34,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:07:34,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:34" (1/1) ... [2020-09-21 11:07:34,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:34" (1/1) ... [2020-09-21 11:07:34,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:34" (1/1) ... [2020-09-21 11:07:34,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:34" (1/1) ... [2020-09-21 11:07:34,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:34" (1/1) ... [2020-09-21 11:07:34,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:34" (1/1) ... [2020-09-21 11:07:34,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:34" (1/1) ... [2020-09-21 11:07:34,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:07:34,285 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:07:34,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:07:34,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:07:34,287 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:34" (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 [2020-09-21 11:07:34,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:07:34,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:07:34,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:07:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:07:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:07:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:07:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:07:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:07:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:07:34,370 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 11:07:34,370 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:07:34,370 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:07:34,370 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:07:34,370 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:07:34,370 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:07:34,371 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 11:07:34,371 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 11:07:34,371 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 11:07:34,371 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:07:34,371 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:07:34,372 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:07:34,372 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:07:34,372 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:07:34,372 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:07:34,372 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:07:34,372 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:07:34,373 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:07:34,373 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:07:34,373 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:07:34,373 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:07:34,373 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:07:34,373 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:07:34,374 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:07:34,374 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 11:07:34,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:07:34,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:07:34,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:07:34,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:07:34,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:07:34,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:07:34,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:07:34,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:07:34,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:07:34,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:07:34,376 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:07:34,376 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:07:34,376 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:07:34,376 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:07:34,376 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 11:07:34,377 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 11:07:34,377 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:07:34,377 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:07:34,377 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:07:34,377 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:07:34,377 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:07:34,378 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:07:34,378 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 11:07:34,378 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:07:34,378 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:07:34,378 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:07:34,378 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:07:34,379 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:07:34,379 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:07:34,379 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:07:34,379 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 11:07:34,379 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:07:34,379 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:07:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 11:07:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:07:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:07:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:07:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:07:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:07:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:07:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:07:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:07:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:07:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:07:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:07:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:07:34,382 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:07:34,382 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:07:34,382 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:07:34,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:07:34,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:07:34,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:07:34,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:07:34,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:07:34,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:07:34,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:07:34,383 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:07:34,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:07:34,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:07:34,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:07:34,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:07:34,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:07:34,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:07:34,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:07:35,513 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:07:35,513 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:07:35,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:07:35 BoogieIcfgContainer [2020-09-21 11:07:35,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:07:35,526 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:07:35,526 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:07:35,530 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:07:35,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:07:33" (1/3) ... [2020-09-21 11:07:35,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23e396 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:07:35, skipping insertion in model container [2020-09-21 11:07:35,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:34" (2/3) ... [2020-09-21 11:07:35,533 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23e396 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:07:35, skipping insertion in model container [2020-09-21 11:07:35,533 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:07:35" (3/3) ... [2020-09-21 11:07:35,536 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product32.cil.c [2020-09-21 11:07:35,547 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:07:35,558 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:07:35,580 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:07:35,605 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:07:35,606 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:07:35,606 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:07:35,606 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:07:35,606 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:07:35,606 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:07:35,606 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:07:35,607 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:07:35,636 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2020-09-21 11:07:35,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 11:07:35,648 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:35,649 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:07:35,650 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:35,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:35,657 INFO L82 PathProgramCache]: Analyzing trace with hash 1379034855, now seen corresponding path program 1 times [2020-09-21 11:07:35,668 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:35,670 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [9048493] [2020-09-21 11:07:35,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:35,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:35,964 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:35,964 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:35,964 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:35,965 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:35,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-09-21 11:07:35,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:35,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:07:35,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:35,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:35,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:07:35,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:35,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:36,407 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:36,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:36,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,438 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,439 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,439 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,439 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:36,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:36,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:36,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:36,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:36,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:36,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:36,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,552 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,552 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,552 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,553 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:36,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:36,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:36,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:36,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:36,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:36,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:36,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,559 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,559 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,559 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,560 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:36,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:36,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:36,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:36,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:36,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:36,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,566 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,566 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,567 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,567 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:36,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:36,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:36,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:36,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:36,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:36,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:36,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,574 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,574 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,574 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,575 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:36,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:36,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:36,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:36,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:36,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:36,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:36,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,589 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,589 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,589 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,589 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:36,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:36,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:36,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:36,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:36,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:36,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 11:07:36,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,596 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,597 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,597 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,597 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:36,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:36,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:36,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:36,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:36,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:36,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:07:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,604 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,605 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,605 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,606 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:36,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:36,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:36,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:36,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:36,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:36,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:07:36,651 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [9048493] [2020-09-21 11:07:36,653 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:36,653 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:07:36,654 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238833951] [2020-09-21 11:07:36,661 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:07:36,661 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:36,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:07:36,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:07:36,683 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 4 states. [2020-09-21 11:07:37,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:37,956 INFO L93 Difference]: Finished difference Result 303 states and 400 transitions. [2020-09-21 11:07:37,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:07:37,959 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-09-21 11:07:37,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:37,978 INFO L225 Difference]: With dead ends: 303 [2020-09-21 11:07:37,978 INFO L226 Difference]: Without dead ends: 170 [2020-09-21 11:07:37,984 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:07:38,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2020-09-21 11:07:38,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 134. [2020-09-21 11:07:38,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-09-21 11:07:38,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 159 transitions. [2020-09-21 11:07:38,119 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 159 transitions. Word has length 51 [2020-09-21 11:07:38,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:38,120 INFO L479 AbstractCegarLoop]: Abstraction has 134 states and 159 transitions. [2020-09-21 11:07:38,121 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:07:38,121 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 159 transitions. [2020-09-21 11:07:38,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 11:07:38,135 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:38,135 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] [2020-09-21 11:07:38,135 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:07:38,135 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:38,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:38,136 INFO L82 PathProgramCache]: Analyzing trace with hash 164861133, now seen corresponding path program 1 times [2020-09-21 11:07:38,136 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:38,136 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1839351051] [2020-09-21 11:07:38,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:38,255 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:38,255 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:38,255 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:38,255 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:38,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 11:07:38,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:38,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:07:38,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:38,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:38,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:07:38,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:07:38,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:38,668 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:38,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:38,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:38,678 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:38,678 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:38,678 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:38,678 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:38,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:38,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:38,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:38,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:38,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:38,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:38,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:38,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:38,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:38,716 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:38,716 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:38,716 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:38,717 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:38,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:38,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:38,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:38,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:38,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:38,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:38,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:38,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:38,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:38,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:38,721 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:38,721 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:38,722 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:38,722 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:38,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:38,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:38,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:38,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:38,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:38,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:38,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:38,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:38,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:38,727 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:38,727 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:38,727 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:38,727 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:38,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:38,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:38,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:38,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:38,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:38,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:38,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:38,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:38,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:38,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:38,734 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:38,734 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:38,734 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:38,734 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:38,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:38,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:38,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:38,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:38,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:38,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:38,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:38,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:38,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:38,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:38,773 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:38,774 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:38,774 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:38,774 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:38,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:38,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:38,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:38,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:38,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:38,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:38,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:38,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:38,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:07:38,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:38,779 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:38,780 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:38,780 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:38,780 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:38,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:38,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:38,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:38,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:38,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:38,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:38,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:38,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:38,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:07:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:38,786 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:38,786 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:38,786 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:38,787 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:38,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:38,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:38,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:38,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:38,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:38,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:38,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:38,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:38,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:07:38,797 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1839351051] [2020-09-21 11:07:38,797 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:38,797 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:07:38,798 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62498227] [2020-09-21 11:07:38,800 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:07:38,800 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:38,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:07:38,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:07:38,801 INFO L87 Difference]: Start difference. First operand 134 states and 159 transitions. Second operand 5 states. [2020-09-21 11:07:39,321 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:40,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:40,451 INFO L93 Difference]: Finished difference Result 238 states and 299 transitions. [2020-09-21 11:07:40,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:07:40,452 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-09-21 11:07:40,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:40,457 INFO L225 Difference]: With dead ends: 238 [2020-09-21 11:07:40,457 INFO L226 Difference]: Without dead ends: 160 [2020-09-21 11:07:40,459 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:07:40,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-09-21 11:07:40,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 125. [2020-09-21 11:07:40,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-09-21 11:07:40,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 147 transitions. [2020-09-21 11:07:40,498 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 147 transitions. Word has length 52 [2020-09-21 11:07:40,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:40,498 INFO L479 AbstractCegarLoop]: Abstraction has 125 states and 147 transitions. [2020-09-21 11:07:40,498 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:07:40,498 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2020-09-21 11:07:40,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-09-21 11:07:40,500 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:40,500 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] [2020-09-21 11:07:40,501 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:07:40,501 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:40,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:40,501 INFO L82 PathProgramCache]: Analyzing trace with hash -1116626050, now seen corresponding path program 1 times [2020-09-21 11:07:40,502 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:40,502 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [128497207] [2020-09-21 11:07:40,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:40,899 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:07:40,899 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:40,900 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:40,900 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:40,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-21 11:07:40,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:40,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 343 [2020-09-21 11:07:40,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:40,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:07:40,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:40,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-21 11:07:40,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:41,187 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:41,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:41,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:41,265 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:41,266 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:41,266 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:41,266 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:41,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:41,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:41,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-09-21 11:07:41,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:41,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:41,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:41,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:41,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:41,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:41,336 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:41,336 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:41,336 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:41,337 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:41,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:41,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:41,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:07:41,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:41,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:41,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:41,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:41,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:41,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:41,343 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:41,344 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:41,344 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:41,345 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:41,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:41,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:41,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:41,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:41,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:41,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:41,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:41,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:41,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:41,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:41,351 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:41,352 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:41,352 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:41,352 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:41,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:41,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:41,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:41,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:41,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:41,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:41,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:41,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:41,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:41,363 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:41,364 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:41,364 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:41,364 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:41,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:41,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:41,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:07:41,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:41,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:41,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:41,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:41,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:41,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:41,379 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:41,379 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:41,380 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:41,380 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:41,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:41,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:41,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:41,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:41,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:41,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:41,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:41,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:41,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:07:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:41,385 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:41,385 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:41,385 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:41,386 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:41,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:41,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:41,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:41,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:41,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:41,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:41,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:41,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:41,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-21 11:07:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:41,392 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:41,392 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:41,392 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:41,393 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:41,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:41,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:41,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:41,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:41,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:41,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:41,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:41,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:41,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:07:41,407 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [128497207] [2020-09-21 11:07:41,407 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:41,408 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:07:41,408 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839783045] [2020-09-21 11:07:41,409 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:07:41,410 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:41,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:07:41,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:07:41,410 INFO L87 Difference]: Start difference. First operand 125 states and 147 transitions. Second operand 5 states. [2020-09-21 11:07:41,795 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:43,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:43,726 INFO L93 Difference]: Finished difference Result 365 states and 463 transitions. [2020-09-21 11:07:43,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:07:43,727 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2020-09-21 11:07:43,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:43,733 INFO L225 Difference]: With dead ends: 365 [2020-09-21 11:07:43,733 INFO L226 Difference]: Without dead ends: 268 [2020-09-21 11:07:43,734 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:07:43,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2020-09-21 11:07:43,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 212. [2020-09-21 11:07:43,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-09-21 11:07:43,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 257 transitions. [2020-09-21 11:07:43,801 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 257 transitions. Word has length 57 [2020-09-21 11:07:43,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:43,803 INFO L479 AbstractCegarLoop]: Abstraction has 212 states and 257 transitions. [2020-09-21 11:07:43,803 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:07:43,803 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 257 transitions. [2020-09-21 11:07:43,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-09-21 11:07:43,807 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:43,807 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] [2020-09-21 11:07:43,807 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:07:43,808 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:43,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:43,808 INFO L82 PathProgramCache]: Analyzing trace with hash 1686629375, now seen corresponding path program 1 times [2020-09-21 11:07:43,808 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:43,808 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [45980041] [2020-09-21 11:07:43,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:44,152 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:44,153 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:44,153 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:44,153 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:44,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-09-21 11:07:44,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:44,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 296 [2020-09-21 11:07:44,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:44,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:07:44,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:44,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-21 11:07:44,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:44,508 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:44,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:44,561 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:44,562 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:44,562 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:44,562 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:44,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:44,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:44,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-21 11:07:44,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:44,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:44,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:44,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:44,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:44,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:44,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:44,598 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:44,598 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:44,598 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:44,598 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:44,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:44,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:44,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:44,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:44,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:44,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:44,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:44,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:44,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:44,603 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:44,603 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:44,603 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:44,604 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:44,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:44,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:44,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:44,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:44,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:44,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:44,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:44,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:44,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:44,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:44,608 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:44,609 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:44,609 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:44,609 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:44,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:44,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:44,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:44,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:44,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:44,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:44,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:44,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:44,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:44,614 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:44,614 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:44,614 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:44,615 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:44,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:44,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:44,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:44,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:44,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:44,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:44,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:44,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:44,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:44,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:44,635 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:44,635 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:44,636 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:44,636 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:44,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:44,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:44,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:44,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:44,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:44,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:44,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:44,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:44,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:07:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:44,653 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:44,653 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:44,654 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:44,654 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:44,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:07:44,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:44,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:44,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:44,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:44,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:44,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:07:44,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:44,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:07:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:44,662 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:44,662 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:44,662 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:44,662 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:44,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:44,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:44,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:07:44,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:44,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:07:44,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:44,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:44,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:44,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-21 11:07:44,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:44,680 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:44,680 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:44,680 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:44,681 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:44,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:44,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:44,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:44,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:44,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:44,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:44,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:44,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:44,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:07:44,691 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [45980041] [2020-09-21 11:07:44,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:44,691 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:07:44,691 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799875441] [2020-09-21 11:07:44,692 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:07:44,692 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:44,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:07:44,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:07:44,693 INFO L87 Difference]: Start difference. First operand 212 states and 257 transitions. Second operand 9 states. [2020-09-21 11:07:45,134 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:46,415 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:46,871 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:47,191 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:47,551 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:48,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:48,926 INFO L93 Difference]: Finished difference Result 686 states and 920 transitions. [2020-09-21 11:07:48,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-21 11:07:48,927 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2020-09-21 11:07:48,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:48,932 INFO L225 Difference]: With dead ends: 686 [2020-09-21 11:07:48,932 INFO L226 Difference]: Without dead ends: 502 [2020-09-21 11:07:48,935 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-09-21 11:07:48,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2020-09-21 11:07:49,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 379. [2020-09-21 11:07:49,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2020-09-21 11:07:49,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 464 transitions. [2020-09-21 11:07:49,046 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 464 transitions. Word has length 62 [2020-09-21 11:07:49,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:49,047 INFO L479 AbstractCegarLoop]: Abstraction has 379 states and 464 transitions. [2020-09-21 11:07:49,047 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:07:49,047 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 464 transitions. [2020-09-21 11:07:49,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-09-21 11:07:49,049 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:49,049 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] [2020-09-21 11:07:49,049 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:07:49,050 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:49,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:49,050 INFO L82 PathProgramCache]: Analyzing trace with hash -1821599845, now seen corresponding path program 1 times [2020-09-21 11:07:49,050 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:49,051 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1355485504] [2020-09-21 11:07:49,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:49,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:49,485 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:49,485 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:49,485 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:49,485 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:49,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-09-21 11:07:49,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:49,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 391 [2020-09-21 11:07:49,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:49,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:07:49,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:49,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-09-21 11:07:49,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:49,807 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:49,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:49,885 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:49,885 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:49,886 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:49,886 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:49,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:49,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:49,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-09-21 11:07:49,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:49,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:49,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:49,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:49,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:49,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:49,926 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:49,926 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:49,927 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:49,927 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:49,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:49,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:49,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:49,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:49,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:49,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:49,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:49,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:49,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:49,934 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:49,935 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:49,935 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:49,935 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:49,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:49,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:49,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:07:49,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:49,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:49,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:49,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:49,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:49,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:49,945 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:49,945 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:49,946 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:49,946 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:49,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:49,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:49,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:49,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:49,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:49,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:49,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:49,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:49,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:49,952 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:49,953 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:49,953 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:49,953 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:49,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:49,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:49,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:49,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:49,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:49,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:49,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:49,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:49,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:49,975 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:49,978 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:49,978 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:49,978 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:49,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:49,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:49,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:07:49,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:49,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:49,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:49,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:49,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:49,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-21 11:07:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:49,998 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:49,999 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:49,999 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:49,999 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:50,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:50,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:50,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:50,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:50,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:50,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:50,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:50,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:50,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:07:50,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:50,028 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:50,028 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:50,028 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:50,029 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:50,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:07:50,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:50,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:50,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:50,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:50,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:50,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:50,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:50,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 11:07:50,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:50,037 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:50,037 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:50,037 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:50,037 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:50,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:50,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:50,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:50,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:50,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:50,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:50,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:50,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:50,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-21 11:07:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:50,044 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:50,044 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:50,045 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:50,045 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:50,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:50,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:50,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:07:50,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:50,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:07:50,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:50,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:50,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:50,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:07:50,077 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1355485504] [2020-09-21 11:07:50,077 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:50,078 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-21 11:07:50,078 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126519057] [2020-09-21 11:07:50,079 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-21 11:07:50,080 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:50,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-21 11:07:50,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-09-21 11:07:50,081 INFO L87 Difference]: Start difference. First operand 379 states and 464 transitions. Second operand 10 states. [2020-09-21 11:07:50,575 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:51,846 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:52,199 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:52,534 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:53,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:53,198 INFO L93 Difference]: Finished difference Result 707 states and 954 transitions. [2020-09-21 11:07:53,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-21 11:07:53,199 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2020-09-21 11:07:53,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:53,200 INFO L225 Difference]: With dead ends: 707 [2020-09-21 11:07:53,200 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:07:53,203 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2020-09-21 11:07:53,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:07:53,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:07:53,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:07:53,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:07:53,204 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-09-21 11:07:53,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:53,204 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:07:53,204 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-21 11:07:53,205 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:07:53,205 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:07:53,205 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:07:53,207 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:07:53,401 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:53,576 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:53,740 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:53,911 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:54,675 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 6 [2020-09-21 11:07:54,840 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:55,011 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:55,164 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:55,320 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:55,482 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:55,648 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:55,822 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:55,977 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:56,142 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:56,514 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 6 [2020-09-21 11:07:56,677 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:56,830 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:57,007 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:57,160 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:57,492 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:57,821 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:58,138 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:07:58,464 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:58,781 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:07:59,111 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:59,432 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:59,749 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:08:00,070 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:08:00,214 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:08:00,368 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:00,521 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:00,679 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:00,832 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:00,985 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:01,134 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:01,290 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:01,440 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:01,597 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:01,750 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:01,909 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:02,066 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:02,223 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:02,378 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:02,530 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:02,690 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:02,847 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:02,995 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:03,147 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:03,307 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:03,464 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:03,620 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:03,777 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:03,934 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:04,092 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:04,244 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:04,396 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:04,552 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:04,700 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:04,852 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:05,011 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:05,163 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:05,321 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:05,469 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:05,629 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:05,929 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:08:06,221 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:08:06,512 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:08:06,867 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:08:07,224 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:08:07,475 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 189 [2020-09-21 11:08:07,788 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:08:08,039 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 189 [2020-09-21 11:08:08,329 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:08:08,685 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:08:08,976 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:08:09,269 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:08:09,560 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:08:09,855 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:08:10,146 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:08:10,437 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:08:10,863 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 6 [2020-09-21 11:08:11,020 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:11,176 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:11,334 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:11,482 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:11,635 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:11,793 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:11,945 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:12,102 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:12,260 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:12,417 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:12,570 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:12,723 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:12,880 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:13,035 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:13,376 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 6 [2020-09-21 11:08:13,530 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:13,683 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:13,834 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:13,992 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:14,151 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:14,314 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:14,746 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 6 [2020-09-21 11:08:14,906 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:15,210 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 6 [2020-09-21 11:08:15,375 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:15,555 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:15,723 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:15,881 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:16,029 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:16,183 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:16,499 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 192 [2020-09-21 11:08:16,784 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 192 [2020-09-21 11:08:17,170 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:08:17,513 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2020-09-21 11:08:17,852 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2020-09-21 11:08:18,232 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 190 [2020-09-21 11:08:18,600 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:08:18,951 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 190 [2020-09-21 11:08:19,317 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:08:19,657 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2020-09-21 11:08:20,025 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:08:20,393 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:08:20,760 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:08:21,046 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 192 [2020-09-21 11:08:21,329 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 192 [2020-09-21 11:08:21,697 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:08:21,854 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:22,011 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:22,176 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:22,332 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:22,489 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:22,648 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:22,806 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:22,958 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:23,110 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:23,266 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:23,424 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:23,580 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:23,737 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:23,890 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:24,047 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:24,200 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:24,352 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:24,514 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:24,662 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:25,111 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:08:25,406 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:25,618 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-09-21 11:08:26,061 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 13 [2020-09-21 11:08:26,292 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:26,742 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:08:27,139 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-09-21 11:08:27,413 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:08:27,857 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:08:28,046 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:08:28,445 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 8 [2020-09-21 11:08:28,857 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:08:29,250 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:08:29,707 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:08:30,125 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:08:30,548 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:08:30,774 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:31,003 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:31,242 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:31,514 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-09-21 11:08:31,763 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:32,005 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-09-21 11:08:32,452 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:08:32,700 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:32,936 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:33,383 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 11 [2020-09-21 11:08:33,829 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:08:33,834 INFO L268 CegarLoopResult]: For program point L699(lines 699 703) no Hoare annotation was computed. [2020-09-21 11:08:33,835 INFO L268 CegarLoopResult]: For program point L699-1(lines 699 703) no Hoare annotation was computed. [2020-09-21 11:08:33,835 INFO L268 CegarLoopResult]: For program point L694(line 694) no Hoare annotation was computed. [2020-09-21 11:08:33,835 INFO L268 CegarLoopResult]: For program point L693-2(lines 693 714) no Hoare annotation was computed. [2020-09-21 11:08:33,835 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 668 723) no Hoare annotation was computed. [2020-09-21 11:08:33,835 INFO L268 CegarLoopResult]: For program point L715(lines 692 716) no Hoare annotation was computed. [2020-09-21 11:08:33,835 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 668 723) no Hoare annotation was computed. [2020-09-21 11:08:33,835 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 668 723) no Hoare annotation was computed. [2020-09-21 11:08:33,836 INFO L268 CegarLoopResult]: For program point L769(line 769) no Hoare annotation was computed. [2020-09-21 11:08:33,836 INFO L268 CegarLoopResult]: For program point L769-1(line 769) no Hoare annotation was computed. [2020-09-21 11:08:33,836 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 724 783) no Hoare annotation was computed. [2020-09-21 11:08:33,836 INFO L268 CegarLoopResult]: For program point L756(lines 756 760) no Hoare annotation was computed. [2020-09-21 11:08:33,836 INFO L268 CegarLoopResult]: For program point L756-1(lines 756 760) no Hoare annotation was computed. [2020-09-21 11:08:33,837 INFO L268 CegarLoopResult]: For program point L751(line 751) no Hoare annotation was computed. [2020-09-21 11:08:33,837 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 724 783) no Hoare annotation was computed. [2020-09-21 11:08:33,837 INFO L268 CegarLoopResult]: For program point L750-2(lines 750 775) no Hoare annotation was computed. [2020-09-21 11:08:33,837 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 724 783) no Hoare annotation was computed. [2020-09-21 11:08:33,837 INFO L268 CegarLoopResult]: For program point L776(lines 749 777) no Hoare annotation was computed. [2020-09-21 11:08:33,837 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 470 476) the Hoare annotation is: true [2020-09-21 11:08:33,837 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 470 476) no Hoare annotation was computed. [2020-09-21 11:08:33,837 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 477 485) no Hoare annotation was computed. [2020-09-21 11:08:33,837 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 477 485) the Hoare annotation is: true [2020-09-21 11:08:33,838 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 477 485) no Hoare annotation was computed. [2020-09-21 11:08:33,838 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 428 450) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:33,838 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 428 450) no Hoare annotation was computed. [2020-09-21 11:08:33,838 INFO L264 CegarLoopResult]: At program point L440(line 440) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:33,838 INFO L264 CegarLoopResult]: At program point L440-1(line 440) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:33,838 INFO L268 CegarLoopResult]: For program point L438(lines 438 445) no Hoare annotation was computed. [2020-09-21 11:08:33,839 INFO L268 CegarLoopResult]: For program point L438-1(lines 438 445) no Hoare annotation was computed. [2020-09-21 11:08:33,839 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-09-21 11:08:33,839 INFO L264 CegarLoopResult]: At program point L435(line 435) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:33,839 INFO L264 CegarLoopResult]: At program point L434(line 434) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:33,839 INFO L264 CegarLoopResult]: At program point L434-1(line 434) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:33,840 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 428 450) no Hoare annotation was computed. [2020-09-21 11:08:33,840 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 382 405) no Hoare annotation was computed. [2020-09-21 11:08:33,840 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 382 405) no Hoare annotation was computed. [2020-09-21 11:08:33,840 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 382 405) no Hoare annotation was computed. [2020-09-21 11:08:33,840 INFO L268 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-09-21 11:08:33,840 INFO L268 CegarLoopResult]: For program point L399(line 399) no Hoare annotation was computed. [2020-09-21 11:08:33,840 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-09-21 11:08:33,840 INFO L268 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-09-21 11:08:33,841 INFO L268 CegarLoopResult]: For program point L396(line 396) no Hoare annotation was computed. [2020-09-21 11:08:33,841 INFO L268 CegarLoopResult]: For program point L395(line 395) no Hoare annotation was computed. [2020-09-21 11:08:33,841 INFO L268 CegarLoopResult]: For program point L394(line 394) no Hoare annotation was computed. [2020-09-21 11:08:33,841 INFO L268 CegarLoopResult]: For program point L393(line 393) no Hoare annotation was computed. [2020-09-21 11:08:33,841 INFO L268 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-09-21 11:08:33,841 INFO L268 CegarLoopResult]: For program point L391(line 391) no Hoare annotation was computed. [2020-09-21 11:08:33,841 INFO L268 CegarLoopResult]: For program point L390(line 390) no Hoare annotation was computed. [2020-09-21 11:08:33,841 INFO L268 CegarLoopResult]: For program point L389(line 389) no Hoare annotation was computed. [2020-09-21 11:08:33,842 INFO L268 CegarLoopResult]: For program point L388(line 388) no Hoare annotation was computed. [2020-09-21 11:08:33,842 INFO L268 CegarLoopResult]: For program point L387(line 387) no Hoare annotation was computed. [2020-09-21 11:08:33,842 INFO L264 CegarLoopResult]: At program point L187(line 187) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:33,842 INFO L268 CegarLoopResult]: For program point L187-1(lines 168 192) no Hoare annotation was computed. [2020-09-21 11:08:33,842 INFO L264 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:33,842 INFO L264 CegarLoopResult]: At program point L178(line 178) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:33,843 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 168 192) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:33,843 INFO L268 CegarLoopResult]: For program point L176(lines 176 184) no Hoare annotation was computed. [2020-09-21 11:08:33,843 INFO L264 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:33,843 INFO L268 CegarLoopResult]: For program point L174-1(line 174) no Hoare annotation was computed. [2020-09-21 11:08:33,843 INFO L268 CegarLoopResult]: For program point L172(lines 172 189) no Hoare annotation was computed. [2020-09-21 11:08:33,843 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 168 192) no Hoare annotation was computed. [2020-09-21 11:08:33,843 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 327 341) no Hoare annotation was computed. [2020-09-21 11:08:33,843 INFO L264 CegarLoopResult]: At program point L333(line 333) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:33,844 INFO L268 CegarLoopResult]: For program point L331(lines 331 337) no Hoare annotation was computed. [2020-09-21 11:08:33,844 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 327 341) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:08:33,844 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 327 341) no Hoare annotation was computed. [2020-09-21 11:08:33,844 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 263 271) no Hoare annotation was computed. [2020-09-21 11:08:33,844 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 263 271) the Hoare annotation is: true [2020-09-21 11:08:33,844 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 263 271) no Hoare annotation was computed. [2020-09-21 11:08:33,844 INFO L268 CegarLoopResult]: For program point L317(lines 317 321) no Hoare annotation was computed. [2020-09-21 11:08:33,845 INFO L271 CegarLoopResult]: At program point L315(line 315) the Hoare annotation is: true [2020-09-21 11:08:33,845 INFO L268 CegarLoopResult]: For program point L317-2(lines 317 321) no Hoare annotation was computed. [2020-09-21 11:08:33,845 INFO L268 CegarLoopResult]: For program point L315-1(line 315) no Hoare annotation was computed. [2020-09-21 11:08:33,845 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 308 326) the Hoare annotation is: true [2020-09-21 11:08:33,845 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 308 326) no Hoare annotation was computed. [2020-09-21 11:08:33,845 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 308 326) no Hoare annotation was computed. [2020-09-21 11:08:33,845 INFO L268 CegarLoopResult]: For program point L291-2(lines 291 299) no Hoare annotation was computed. [2020-09-21 11:08:33,845 INFO L268 CegarLoopResult]: For program point L279(lines 279 287) no Hoare annotation was computed. [2020-09-21 11:08:33,846 INFO L268 CegarLoopResult]: For program point L279-2(lines 279 287) no Hoare annotation was computed. [2020-09-21 11:08:33,846 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 272 307) no Hoare annotation was computed. [2020-09-21 11:08:33,846 INFO L268 CegarLoopResult]: For program point L302(line 302) no Hoare annotation was computed. [2020-09-21 11:08:33,846 INFO L268 CegarLoopResult]: For program point L302-1(line 302) no Hoare annotation was computed. [2020-09-21 11:08:33,846 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 272 307) no Hoare annotation was computed. [2020-09-21 11:08:33,846 INFO L268 CegarLoopResult]: For program point L291(lines 291 299) no Hoare annotation was computed. [2020-09-21 11:08:33,846 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 272 307) no Hoare annotation was computed. [2020-09-21 11:08:33,846 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 463 469) no Hoare annotation was computed. [2020-09-21 11:08:33,847 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 463 469) the Hoare annotation is: true [2020-09-21 11:08:33,847 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 622 667) no Hoare annotation was computed. [2020-09-21 11:08:33,847 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 622 667) no Hoare annotation was computed. [2020-09-21 11:08:33,847 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 622 667) no Hoare annotation was computed. [2020-09-21 11:08:33,847 INFO L268 CegarLoopResult]: For program point L955(lines 955 962) no Hoare annotation was computed. [2020-09-21 11:08:33,847 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 935 980) no Hoare annotation was computed. [2020-09-21 11:08:33,847 INFO L268 CegarLoopResult]: For program point L949(lines 949 969) no Hoare annotation was computed. [2020-09-21 11:08:33,847 INFO L268 CegarLoopResult]: For program point L949-1(lines 949 969) no Hoare annotation was computed. [2020-09-21 11:08:33,847 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 935 980) no Hoare annotation was computed. [2020-09-21 11:08:33,848 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 935 980) no Hoare annotation was computed. [2020-09-21 11:08:33,848 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 414 424) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:33,848 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 414 424) no Hoare annotation was computed. [2020-09-21 11:08:33,848 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 414 424) no Hoare annotation was computed. [2020-09-21 11:08:33,848 INFO L264 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:33,848 INFO L271 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: true [2020-09-21 11:08:33,848 INFO L268 CegarLoopResult]: For program point L257-1(line 257) no Hoare annotation was computed. [2020-09-21 11:08:33,849 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 252 262) the Hoare annotation is: true [2020-09-21 11:08:33,849 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 252 262) no Hoare annotation was computed. [2020-09-21 11:08:33,849 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 252 262) no Hoare annotation was computed. [2020-09-21 11:08:33,849 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 244 251) the Hoare annotation is: true [2020-09-21 11:08:33,849 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 244 251) no Hoare annotation was computed. [2020-09-21 11:08:33,849 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 244 251) no Hoare annotation was computed. [2020-09-21 11:08:33,849 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 194 218) no Hoare annotation was computed. [2020-09-21 11:08:33,849 INFO L264 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:33,850 INFO L268 CegarLoopResult]: For program point L213-1(lines 194 218) no Hoare annotation was computed. [2020-09-21 11:08:33,850 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 194 218) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:33,850 INFO L264 CegarLoopResult]: At program point L208(line 208) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:33,850 INFO L264 CegarLoopResult]: At program point L204(line 204) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:33,850 INFO L268 CegarLoopResult]: For program point L202(lines 202 210) no Hoare annotation was computed. [2020-09-21 11:08:33,850 INFO L264 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:33,850 INFO L268 CegarLoopResult]: For program point L200-1(line 200) no Hoare annotation was computed. [2020-09-21 11:08:33,850 INFO L268 CegarLoopResult]: For program point L198(lines 198 215) no Hoare annotation was computed. [2020-09-21 11:08:33,850 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 160 166) no Hoare annotation was computed. [2020-09-21 11:08:33,851 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 160 166) the Hoare annotation is: true [2020-09-21 11:08:33,851 INFO L264 CegarLoopResult]: At program point L97(line 97) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:08:33,851 INFO L264 CegarLoopResult]: At program point testENTRY(lines 55 122) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:33,851 INFO L268 CegarLoopResult]: For program point L95(lines 95 110) no Hoare annotation was computed. [2020-09-21 11:08:33,851 INFO L264 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:08:33,851 INFO L268 CegarLoopResult]: For program point testFINAL(lines 55 122) no Hoare annotation was computed. [2020-09-21 11:08:33,852 INFO L268 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-09-21 11:08:33,852 INFO L268 CegarLoopResult]: For program point L85-1(lines 85 91) no Hoare annotation was computed. [2020-09-21 11:08:33,852 INFO L264 CegarLoopResult]: At program point L112(lines 65 114) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:08:33,852 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:08:33,852 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-09-21 11:08:33,852 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-09-21 11:08:33,852 INFO L268 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2020-09-21 11:08:33,852 INFO L264 CegarLoopResult]: At program point L115(lines 64 116) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:33,853 INFO L264 CegarLoopResult]: At program point L105(line 105) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:08:33,853 INFO L268 CegarLoopResult]: For program point L103(lines 103 109) no Hoare annotation was computed. [2020-09-21 11:08:33,853 INFO L264 CegarLoopResult]: At program point L103-1(lines 95 110) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:08:33,853 INFO L268 CegarLoopResult]: For program point testEXIT(lines 55 122) no Hoare annotation was computed. [2020-09-21 11:08:33,853 INFO L268 CegarLoopResult]: For program point L66(lines 65 114) no Hoare annotation was computed. [2020-09-21 11:08:33,853 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 889 934) no Hoare annotation was computed. [2020-09-21 11:08:33,853 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 889 934) no Hoare annotation was computed. [2020-09-21 11:08:33,853 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 889 934) no Hoare annotation was computed. [2020-09-21 11:08:33,853 INFO L268 CegarLoopResult]: For program point L909(lines 909 916) no Hoare annotation was computed. [2020-09-21 11:08:33,854 INFO L268 CegarLoopResult]: For program point L903(lines 903 923) no Hoare annotation was computed. [2020-09-21 11:08:33,854 INFO L268 CegarLoopResult]: For program point L903-1(lines 903 923) no Hoare annotation was computed. [2020-09-21 11:08:33,854 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 219 226) no Hoare annotation was computed. [2020-09-21 11:08:33,854 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 219 226) no Hoare annotation was computed. [2020-09-21 11:08:33,854 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 219 226) no Hoare annotation was computed. [2020-09-21 11:08:33,854 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 567 575) no Hoare annotation was computed. [2020-09-21 11:08:33,854 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 567 575) the Hoare annotation is: true [2020-09-21 11:08:33,854 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 567 575) no Hoare annotation was computed. [2020-09-21 11:08:33,854 INFO L264 CegarLoopResult]: At program point L601(line 601) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 11:08:33,855 INFO L268 CegarLoopResult]: For program point L599(lines 599 605) no Hoare annotation was computed. [2020-09-21 11:08:33,855 INFO L268 CegarLoopResult]: For program point L598(lines 598 608) no Hoare annotation was computed. [2020-09-21 11:08:33,855 INFO L264 CegarLoopResult]: At program point L596(line 596) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-09-21 11:08:33,855 INFO L268 CegarLoopResult]: For program point L596-1(line 596) no Hoare annotation was computed. [2020-09-21 11:08:33,855 INFO L268 CegarLoopResult]: For program point L594(lines 594 611) no Hoare annotation was computed. [2020-09-21 11:08:33,855 INFO L268 CegarLoopResult]: For program point L594-1(lines 586 614) no Hoare annotation was computed. [2020-09-21 11:08:33,855 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 586 614) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:08:33,856 INFO L264 CegarLoopResult]: At program point L592(line 592) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:08:33,856 INFO L268 CegarLoopResult]: For program point L592-1(line 592) no Hoare annotation was computed. [2020-09-21 11:08:33,856 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 586 614) no Hoare annotation was computed. [2020-09-21 11:08:33,856 INFO L268 CegarLoopResult]: For program point L543(lines 543 551) no Hoare annotation was computed. [2020-09-21 11:08:33,856 INFO L268 CegarLoopResult]: For program point L543-2(lines 543 551) no Hoare annotation was computed. [2020-09-21 11:08:33,856 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 535 557) no Hoare annotation was computed. [2020-09-21 11:08:33,856 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 535 557) no Hoare annotation was computed. [2020-09-21 11:08:33,856 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 535 557) no Hoare annotation was computed. [2020-09-21 11:08:33,857 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 578 585) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:08:33,857 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 578 585) no Hoare annotation was computed. [2020-09-21 11:08:33,857 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 578 585) no Hoare annotation was computed. [2020-09-21 11:08:33,857 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 453 462) no Hoare annotation was computed. [2020-09-21 11:08:33,857 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 453 462) no Hoare annotation was computed. [2020-09-21 11:08:33,857 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 453 462) no Hoare annotation was computed. [2020-09-21 11:08:33,857 INFO L268 CegarLoopResult]: For program point L832(lines 832 873) no Hoare annotation was computed. [2020-09-21 11:08:33,858 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 786 888) no Hoare annotation was computed. [2020-09-21 11:08:33,858 INFO L268 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-09-21 11:08:33,858 INFO L268 CegarLoopResult]: For program point L851-1(line 851) no Hoare annotation was computed. [2020-09-21 11:08:33,858 INFO L268 CegarLoopResult]: For program point L810(lines 810 814) no Hoare annotation was computed. [2020-09-21 11:08:33,858 INFO L268 CegarLoopResult]: For program point L874(lines 874 885) no Hoare annotation was computed. [2020-09-21 11:08:33,858 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 786 888) no Hoare annotation was computed. [2020-09-21 11:08:33,858 INFO L268 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2020-09-21 11:08:33,858 INFO L268 CegarLoopResult]: For program point L835-2(lines 835 855) no Hoare annotation was computed. [2020-09-21 11:08:33,858 INFO L268 CegarLoopResult]: For program point L856(lines 834 857) no Hoare annotation was computed. [2020-09-21 11:08:33,859 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 786 888) no Hoare annotation was computed. [2020-09-21 11:08:33,859 INFO L268 CegarLoopResult]: For program point L815(lines 815 831) no Hoare annotation was computed. [2020-09-21 11:08:33,859 INFO L268 CegarLoopResult]: For program point L875(lines 875 882) no Hoare annotation was computed. [2020-09-21 11:08:33,859 INFO L268 CegarLoopResult]: For program point L836(lines 835 855) no Hoare annotation was computed. [2020-09-21 11:08:33,859 INFO L268 CegarLoopResult]: For program point L867(line 867) no Hoare annotation was computed. [2020-09-21 11:08:33,859 INFO L268 CegarLoopResult]: For program point L867-1(line 867) no Hoare annotation was computed. [2020-09-21 11:08:33,859 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:08:33,860 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |old(#length)| |#length|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:08:33,860 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:08:33,860 INFO L268 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-09-21 11:08:33,860 INFO L268 CegarLoopResult]: For program point L238-1(lines 227 243) no Hoare annotation was computed. [2020-09-21 11:08:33,860 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 227 243) no Hoare annotation was computed. [2020-09-21 11:08:33,860 INFO L268 CegarLoopResult]: For program point L234(lines 234 240) no Hoare annotation was computed. [2020-09-21 11:08:33,860 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 227 243) no Hoare annotation was computed. [2020-09-21 11:08:33,860 INFO L268 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-09-21 11:08:33,861 INFO L268 CegarLoopResult]: For program point L232-1(line 232) no Hoare annotation was computed. [2020-09-21 11:08:33,861 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 558 566) no Hoare annotation was computed. [2020-09-21 11:08:33,861 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 558 566) no Hoare annotation was computed. [2020-09-21 11:08:33,861 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 558 566) no Hoare annotation was computed. [2020-09-21 11:08:33,861 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 514 525) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:08:33,861 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 514 525) no Hoare annotation was computed. [2020-09-21 11:08:33,861 INFO L268 CegarLoopResult]: For program point L518-1(lines 514 525) no Hoare annotation was computed. [2020-09-21 11:08:33,861 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:08:33,862 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:08:33,862 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:08:33,862 INFO L264 CegarLoopResult]: At program point L149(line 149) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:33,862 INFO L264 CegarLoopResult]: At program point L147(lines 147 153) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:33,862 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 136 159) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:33,862 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:33,862 INFO L268 CegarLoopResult]: For program point L140(lines 139 158) no Hoare annotation was computed. [2020-09-21 11:08:33,862 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 136 159) no Hoare annotation was computed. [2020-09-21 11:08:33,863 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 136 159) no Hoare annotation was computed. [2020-09-21 11:08:33,863 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 352 381) no Hoare annotation was computed. [2020-09-21 11:08:33,863 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 352 381) the Hoare annotation is: true [2020-09-21 11:08:33,863 INFO L271 CegarLoopResult]: At program point L377(lines 352 381) the Hoare annotation is: true [2020-09-21 11:08:33,863 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-09-21 11:08:33,863 INFO L268 CegarLoopResult]: For program point L366(lines 366 370) no Hoare annotation was computed. [2020-09-21 11:08:33,863 INFO L271 CegarLoopResult]: At program point L366-1(lines 366 370) the Hoare annotation is: true [2020-09-21 11:08:33,863 INFO L268 CegarLoopResult]: For program point L363(line 363) no Hoare annotation was computed. [2020-09-21 11:08:33,864 INFO L271 CegarLoopResult]: At program point L362-2(lines 362 376) the Hoare annotation is: true [2020-09-21 11:08:33,864 INFO L271 CegarLoopResult]: At program point L358(line 358) the Hoare annotation is: true [2020-09-21 11:08:33,864 INFO L268 CegarLoopResult]: For program point L358-1(line 358) no Hoare annotation was computed. [2020-09-21 11:08:33,864 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 526 534) the Hoare annotation is: true [2020-09-21 11:08:33,864 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 526 534) no Hoare annotation was computed. [2020-09-21 11:08:33,864 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 526 534) no Hoare annotation was computed. [2020-09-21 11:08:33,864 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 490 501) the Hoare annotation is: true [2020-09-21 11:08:33,864 INFO L268 CegarLoopResult]: For program point L494-1(lines 490 501) no Hoare annotation was computed. [2020-09-21 11:08:33,865 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 490 501) no Hoare annotation was computed. [2020-09-21 11:08:33,865 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 406 412) no Hoare annotation was computed. [2020-09-21 11:08:33,865 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 406 412) the Hoare annotation is: true [2020-09-21 11:08:33,865 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:08:33,865 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-09-21 11:08:33,865 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:08:33,865 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:08:33,865 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 342 349) no Hoare annotation was computed. [2020-09-21 11:08:33,865 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 342 349) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:08:33,866 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 342 349) no Hoare annotation was computed. [2020-09-21 11:08:33,866 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 502 513) no Hoare annotation was computed. [2020-09-21 11:08:33,866 INFO L268 CegarLoopResult]: For program point L506-1(lines 502 513) no Hoare annotation was computed. [2020-09-21 11:08:33,866 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 502 513) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:08:33,866 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-09-21 11:08:33,866 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-09-21 11:08:33,866 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-09-21 11:08:33,867 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-09-21 11:08:33,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:08:33 BoogieIcfgContainer [2020-09-21 11:08:33,887 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:08:33,889 INFO L168 Benchmark]: Toolchain (without parser) took 60504.71 ms. Allocated memory was 138.9 MB in the beginning and 660.1 MB in the end (delta: 521.1 MB). Free memory was 99.6 MB in the beginning and 584.1 MB in the end (delta: -484.5 MB). Peak memory consumption was 542.0 MB. Max. memory is 7.1 GB. [2020-09-21 11:08:33,889 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 138.9 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 11:08:33,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 795.84 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 98.9 MB in the beginning and 169.1 MB in the end (delta: -70.2 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2020-09-21 11:08:33,890 INFO L168 Benchmark]: Boogie Preprocessor took 99.95 ms. Allocated memory is still 201.9 MB. Free memory was 169.1 MB in the beginning and 164.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-09-21 11:08:33,891 INFO L168 Benchmark]: RCFGBuilder took 1239.49 ms. Allocated memory was 201.9 MB in the beginning and 233.8 MB in the end (delta: 32.0 MB). Free memory was 164.4 MB in the beginning and 194.5 MB in the end (delta: -30.1 MB). Peak memory consumption was 83.7 MB. Max. memory is 7.1 GB. [2020-09-21 11:08:33,892 INFO L168 Benchmark]: TraceAbstraction took 58360.68 ms. Allocated memory was 233.8 MB in the beginning and 660.1 MB in the end (delta: 426.2 MB). Free memory was 193.0 MB in the beginning and 584.1 MB in the end (delta: -391.0 MB). Peak memory consumption was 540.5 MB. Max. memory is 7.1 GB. [2020-09-21 11:08:33,895 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 138.9 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 795.84 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 98.9 MB in the beginning and 169.1 MB in the end (delta: -70.2 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.95 ms. Allocated memory is still 201.9 MB. Free memory was 169.1 MB in the beginning and 164.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1239.49 ms. Allocated memory was 201.9 MB in the beginning and 233.8 MB in the end (delta: 32.0 MB). Free memory was 164.4 MB in the beginning and 194.5 MB in the end (delta: -30.1 MB). Peak memory consumption was 83.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 58360.68 ms. Allocated memory was 233.8 MB in the beginning and 660.1 MB in the end (delta: 426.2 MB). Free memory was 193.0 MB in the beginning and 584.1 MB in the end (delta: -391.0 MB). Peak memory consumption was 540.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 65]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 246 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 12.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 40.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 563 SDtfs, 993 SDslu, 486 SDs, 0 SdLazy, 2121 SolverSat, 782 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 146 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=379occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 250 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 602 PreInvPairs, 703 NumberOfFragments, 805 HoareAnnotationTreeSize, 602 FomulaSimplifications, 278714 FormulaSimplificationTreeSizeReduction, 31.4s HoareSimplificationTime, 63 FomulaSimplificationsInter, 15154 FormulaSimplificationTreeSizeReductionInter, 9.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 283 ConstructedInterpolants, 0 QuantifiedInterpolants, 82867 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...