/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:29:07,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:29:07,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:29:07,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:29:07,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:29:07,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:29:07,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:29:07,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:29:07,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:29:07,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:29:07,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:29:07,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:29:07,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:29:07,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:29:07,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:29:07,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:29:07,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:29:07,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:29:07,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:29:07,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:29:07,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:29:07,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:29:07,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:29:07,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:29:07,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:29:07,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:29:07,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:29:07,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:29:07,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:29:07,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:29:07,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:29:07,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:29:07,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:29:07,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:29:07,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:29:07,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:29:07,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:29:07,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:29:07,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:29:07,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:29:07,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:29:07,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:29:07,906 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:29:07,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:29:07,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:29:07,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:29:07,912 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:29:07,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:29:07,913 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:29:07,914 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:29:07,914 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:29:07,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:29:07,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:29:07,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:29:07,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:29:07,916 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:29:07,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:29:07,917 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:29:07,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:29:07,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:29:07,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:29:07,918 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:29:07,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:29:07,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:29:07,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:29:07,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:29:07,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:29:07,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:29:07,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:29:07,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:29:07,920 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:29:07,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:29:08,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:29:08,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:29:08,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:29:08,404 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:29:08,404 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:29:08,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2020-10-29 11:29:08,499 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/651bd3e74/44cfbc6c3ddd46de948dace7bab56c2d/FLAG6013e47ef [2020-10-29 11:29:09,123 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:29:09,125 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2020-10-29 11:29:09,148 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/651bd3e74/44cfbc6c3ddd46de948dace7bab56c2d/FLAG6013e47ef [2020-10-29 11:29:09,437 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/651bd3e74/44cfbc6c3ddd46de948dace7bab56c2d [2020-10-29 11:29:09,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:29:09,449 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:29:09,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:29:09,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:29:09,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:29:09,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:29:09" (1/1) ... [2020-10-29 11:29:09,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49acb9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:09, skipping insertion in model container [2020-10-29 11:29:09,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:29:09" (1/1) ... [2020-10-29 11:29:09,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:29:09,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:29:10,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:29:10,030 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:29:10,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:29:10,153 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:29:10,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:10 WrapperNode [2020-10-29 11:29:10,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:29:10,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:29:10,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:29:10,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:29:10,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:10" (1/1) ... [2020-10-29 11:29:10,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:10" (1/1) ... [2020-10-29 11:29:10,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:10" (1/1) ... [2020-10-29 11:29:10,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:10" (1/1) ... [2020-10-29 11:29:10,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:10" (1/1) ... [2020-10-29 11:29:10,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:10" (1/1) ... [2020-10-29 11:29:10,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:10" (1/1) ... [2020-10-29 11:29:10,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:29:10,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:29:10,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:29:10,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:29:10,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:10" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:29:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:29:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:29:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:29:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:29:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:29:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:29:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:29:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:29:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:29:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:29:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:29:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:29:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:29:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:29:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:29:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:29:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:29:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:29:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:29:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:29:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:29:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:29:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:29:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:29:10,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:29:10,420 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:29:10,425 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:29:10,425 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:29:10,425 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:29:10,425 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:29:10,426 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:29:10,426 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:29:10,427 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:29:10,427 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:29:10,427 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:29:10,427 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:29:10,427 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:29:10,427 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:29:10,428 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:29:10,428 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:29:10,428 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:29:10,428 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:29:10,428 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:29:10,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:29:10,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:29:10,429 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:29:10,429 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:29:10,429 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:29:10,429 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:29:10,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:29:10,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:29:10,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:29:10,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:29:10,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:29:10,431 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:29:10,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:29:10,431 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:29:10,431 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:29:10,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:29:10,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:29:10,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:29:10,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:29:10,432 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:29:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:29:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:29:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:29:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:29:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:29:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:29:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:29:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:29:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:29:10,436 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:29:10,437 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:29:10,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:29:10,437 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:29:10,437 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:29:10,437 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:29:10,437 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:29:10,438 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:29:10,438 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:29:10,438 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:29:10,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:29:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:29:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:29:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:29:10,440 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:29:10,440 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:29:10,440 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:29:10,440 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:29:10,440 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:29:10,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:29:10,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:29:10,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:29:11,932 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:29:11,932 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:29:11,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:29:11 BoogieIcfgContainer [2020-10-29 11:29:11,935 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:29:11,937 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:29:11,937 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:29:11,941 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:29:11,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:29:09" (1/3) ... [2020-10-29 11:29:11,942 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d7fe93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:29:11, skipping insertion in model container [2020-10-29 11:29:11,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:10" (2/3) ... [2020-10-29 11:29:11,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d7fe93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:29:11, skipping insertion in model container [2020-10-29 11:29:11,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:29:11" (3/3) ... [2020-10-29 11:29:11,945 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product19.cil.c [2020-10-29 11:29:11,958 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:29:11,964 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:29:11,979 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:29:12,009 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:29:12,009 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:29:12,009 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:29:12,009 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:29:12,010 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:29:12,010 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:29:12,010 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:29:12,010 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:29:12,034 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-10-29 11:29:12,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-29 11:29:12,045 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:29:12,046 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:29:12,047 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:29:12,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:29:12,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1464237887, now seen corresponding path program 1 times [2020-10-29 11:29:12,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:29:12,065 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1762082758] [2020-10-29 11:29:12,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:29:12,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:12,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:12,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:13,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:14,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:15,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:17,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:17,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-29 11:29:17,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:29:17,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 11:29:17,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:17,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:17,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:29:17,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:17,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-29 11:29:17,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 12 [2020-10-29 11:29:17,861 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:29:17,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:29:17,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:17,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:18,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:18,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:18,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:18,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-29 11:29:18,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:18,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:18,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:18,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:18,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:29:18,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:18,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:29:18,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:18,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:18,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:18,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:18,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:18,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:29:18,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:18,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:18,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:18,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:18,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:18,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:18,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:29:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:18,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:18,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:18,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:18,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:18,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:18,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:18,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:18,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:18,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:18,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:18,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:18,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:29:18,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:18,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:18,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:18,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:18,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:18,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:18,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:18,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:18,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:18,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:18,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:18,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:18,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:29:18,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:18,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:18,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:18,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:18,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:18,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:29:18,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:18,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:18,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:18,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:18,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:18,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:18,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:29:18,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:18,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:18,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:18,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:18,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:18,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:29:18,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:18,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:18,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:18,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:18,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:18,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:18,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:29:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:18,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:18,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:18,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:18,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:18,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:29:18,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:18,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:18,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:29:18,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:18,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:29:18,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:18,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 11:29:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:18,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:18,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:18,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:18,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:18,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:29:18,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:18,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:18,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:29:18,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:18,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:29:18,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:29:18,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:29:18,156 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1762082758] [2020-10-29 11:29:18,158 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:29:18,159 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-29 11:29:18,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039624854] [2020-10-29 11:29:18,166 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 11:29:18,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:29:18,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 11:29:18,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:29:18,186 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 5 states. [2020-10-29 11:29:18,693 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:29:21,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:29:21,018 INFO L93 Difference]: Finished difference Result 374 states and 499 transitions. [2020-10-29 11:29:21,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 11:29:21,020 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-29 11:29:21,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:29:21,044 INFO L225 Difference]: With dead ends: 374 [2020-10-29 11:29:21,044 INFO L226 Difference]: Without dead ends: 245 [2020-10-29 11:29:21,053 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:29:21,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2020-10-29 11:29:21,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 197. [2020-10-29 11:29:21,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2020-10-29 11:29:21,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 238 transitions. [2020-10-29 11:29:21,245 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 238 transitions. Word has length 52 [2020-10-29 11:29:21,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:29:21,246 INFO L481 AbstractCegarLoop]: Abstraction has 197 states and 238 transitions. [2020-10-29 11:29:21,246 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 11:29:21,246 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 238 transitions. [2020-10-29 11:29:21,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-29 11:29:21,251 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:29:21,251 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] [2020-10-29 11:29:21,251 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:29:21,252 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:29:21,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:29:21,252 INFO L82 PathProgramCache]: Analyzing trace with hash 1234203937, now seen corresponding path program 1 times [2020-10-29 11:29:21,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:29:21,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1377798548] [2020-10-29 11:29:21,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:29:21,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:21,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:21,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:22,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:22,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:26,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:26,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-29 11:29:26,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:29:26,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-29 11:29:26,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:26,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:26,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:29:26,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:26,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-29 11:29:26,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:29:26,802 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:29:26,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:29:26,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:26,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:26,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:26,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:26,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:26,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-29 11:29:26,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:26,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:26,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:26,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:26,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:29:26,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:26,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:29:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:26,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:26,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:26,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:26,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:26,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:26,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:26,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:26,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:26,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:26,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:26,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:26,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:29:26,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:26,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:26,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:26,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:26,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:26,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:26,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:26,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:26,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:26,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:26,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:26,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:26,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:29:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:26,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:26,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:26,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:26,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:26,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:26,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:26,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:26,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:26,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:26,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:26,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:26,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:29:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:26,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:26,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:26,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:26,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:26,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:29:26,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:26,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:26,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:26,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:26,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:26,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 16 [2020-10-29 11:29:27,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:29:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:27,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:27,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:27,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:27,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:27,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:27,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:27,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:27,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:27,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:27,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:27,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:29:27,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:29:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:27,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:27,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:27,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:29:27,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:27,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:29:27,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:27,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:27,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:27,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:27,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:29:27,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:27,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:29:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:27,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:27,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:27,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:27,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:27,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:27,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:27,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:27,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:29:27,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:27,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:29:27,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:27,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 11:29:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:27,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:27,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:27,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:27,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:27,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:29:27,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:27,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:27,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:29:27,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:27,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:27,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:27,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 11:29:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:27,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:27,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:27,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:27,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:27,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:27,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:27,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:27,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:29:27,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:27,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:29:27,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:27,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:29:27,114 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1377798548] [2020-10-29 11:29:27,114 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:29:27,114 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:29:27,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143756230] [2020-10-29 11:29:27,118 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:29:27,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:29:27,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:29:27,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:29:27,119 INFO L87 Difference]: Start difference. First operand 197 states and 238 transitions. Second operand 9 states. [2020-10-29 11:29:27,794 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:29:29,439 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:29,893 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:30,363 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:30,941 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:29:32,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:29:32,435 INFO L93 Difference]: Finished difference Result 686 states and 958 transitions. [2020-10-29 11:29:32,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 11:29:32,436 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-10-29 11:29:32,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:29:32,444 INFO L225 Difference]: With dead ends: 686 [2020-10-29 11:29:32,445 INFO L226 Difference]: Without dead ends: 484 [2020-10-29 11:29:32,449 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-10-29 11:29:32,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2020-10-29 11:29:32,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 330. [2020-10-29 11:29:32,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 330 states. [2020-10-29 11:29:32,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 401 transitions. [2020-10-29 11:29:32,572 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 401 transitions. Word has length 65 [2020-10-29 11:29:32,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:29:32,572 INFO L481 AbstractCegarLoop]: Abstraction has 330 states and 401 transitions. [2020-10-29 11:29:32,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:29:32,573 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 401 transitions. [2020-10-29 11:29:32,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-29 11:29:32,577 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:29:32,577 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:29:32,577 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:29:32,578 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:29:32,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:29:32,578 INFO L82 PathProgramCache]: Analyzing trace with hash -374120730, now seen corresponding path program 1 times [2020-10-29 11:29:32,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:29:32,579 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1676042334] [2020-10-29 11:29:32,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:29:32,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:32,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:32,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:33,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:33,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:36,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:36,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-29 11:29:36,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:29:36,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3943 [2020-10-29 11:29:36,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:36,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:36,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:29:36,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:36,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-29 11:29:36,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:37,047 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:29:37,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:29:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:37,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:37,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:37,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:37,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:37,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-29 11:29:37,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:37,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:37,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:37,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:37,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:29:37,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:37,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:29:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:37,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:37,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:37,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:37,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:37,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:37,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:37,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:37,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:37,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:37,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:37,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:37,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:29:37,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:37,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:37,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:37,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:37,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:37,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:37,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:37,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:37,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:37,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:37,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:37,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:37,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:29:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:37,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:37,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:37,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:37,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:37,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:37,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:37,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:37,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:37,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:37,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:37,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:37,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:29:37,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:37,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:37,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:37,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:37,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:37,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:37,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:37,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:37,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:37,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:37,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:37,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:37,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:29:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:37,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:37,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:37,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:37,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:37,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:37,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:37,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:37,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:37,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:37,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:37,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:37,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:29:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:37,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:37,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:37,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:37,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:37,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:37,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:37,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:37,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:37,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:37,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:37,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:37,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:29:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:37,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:37,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:37,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:37,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:29:37,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:29:37,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:29:37,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:37,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:37,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:29:37,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:29:37,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:29:37,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:37,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:29:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:37,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:37,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:37,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:37,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:37,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:29:37,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:37,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:37,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:37,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:37,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:37,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:37,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-29 11:29:37,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:37,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:37,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:37,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:37,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:37,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:29:37,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:37,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:37,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:29:37,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:37,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:37,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:37,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:29:37,364 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1676042334] [2020-10-29 11:29:37,364 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:29:37,364 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 11:29:37,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894343762] [2020-10-29 11:29:37,366 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:29:37,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:29:37,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:29:37,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:29:37,367 INFO L87 Difference]: Start difference. First operand 330 states and 401 transitions. Second operand 11 states. [2020-10-29 11:29:37,940 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:29:39,354 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:39,807 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:29:40,255 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:29:41,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:29:41,054 INFO L93 Difference]: Finished difference Result 600 states and 790 transitions. [2020-10-29 11:29:41,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-29 11:29:41,055 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 67 [2020-10-29 11:29:41,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:29:41,056 INFO L225 Difference]: With dead ends: 600 [2020-10-29 11:29:41,056 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:29:41,060 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=154, Invalid=352, Unknown=0, NotChecked=0, Total=506 [2020-10-29 11:29:41,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:29:41,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:29:41,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:29:41,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:29:41,061 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-10-29 11:29:41,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:29:41,061 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:29:41,061 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:29:41,061 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:29:41,062 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:29:41,062 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:29:41,064 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:29:41,191 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:29:45,989 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-29 11:29:46,556 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-29 11:29:46,850 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:47,167 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-29 11:29:47,818 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 19 [2020-10-29 11:29:48,171 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:29:48,479 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:49,295 WARN L193 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 19 [2020-10-29 11:29:49,574 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:29:49,874 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:50,418 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 8 [2020-10-29 11:29:50,991 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-29 11:29:51,568 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-29 11:29:52,182 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-10-29 11:29:52,499 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:52,834 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:53,135 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-29 11:29:53,455 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:54,129 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-10-29 11:29:54,437 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-29 11:29:55,296 WARN L193 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-10-29 11:29:56,013 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 13 [2020-10-29 11:29:56,866 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-10-29 11:29:57,446 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:29:57,738 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:58,281 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-29 11:29:58,572 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:58,577 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:29:58,577 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:29:58,577 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:29:58,577 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:29:58,578 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-29 11:29:58,578 INFO L274 CegarLoopResult]: For program point L128-2(lines 128 149) no Hoare annotation was computed. [2020-10-29 11:29:58,578 INFO L274 CegarLoopResult]: For program point L150(lines 127 151) no Hoare annotation was computed. [2020-10-29 11:29:58,578 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 103 158) no Hoare annotation was computed. [2020-10-29 11:29:58,578 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 103 158) no Hoare annotation was computed. [2020-10-29 11:29:58,578 INFO L274 CegarLoopResult]: For program point L134(lines 134 138) no Hoare annotation was computed. [2020-10-29 11:29:58,578 INFO L274 CegarLoopResult]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2020-10-29 11:29:58,578 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 103 158) no Hoare annotation was computed. [2020-10-29 11:29:58,579 INFO L274 CegarLoopResult]: For program point L191(lines 191 195) no Hoare annotation was computed. [2020-10-29 11:29:58,579 INFO L274 CegarLoopResult]: For program point L191-1(lines 191 195) no Hoare annotation was computed. [2020-10-29 11:29:58,579 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-29 11:29:58,579 INFO L274 CegarLoopResult]: For program point L185-2(lines 185 210) no Hoare annotation was computed. [2020-10-29 11:29:58,579 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 159 218) no Hoare annotation was computed. [2020-10-29 11:29:58,579 INFO L274 CegarLoopResult]: For program point L211(lines 184 212) no Hoare annotation was computed. [2020-10-29 11:29:58,579 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 159 218) no Hoare annotation was computed. [2020-10-29 11:29:58,579 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-29 11:29:58,580 INFO L274 CegarLoopResult]: For program point L204-1(line 204) no Hoare annotation was computed. [2020-10-29 11:29:58,580 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 159 218) no Hoare annotation was computed. [2020-10-29 11:29:58,580 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 912 918) the Hoare annotation is: true [2020-10-29 11:29:58,580 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 912 918) no Hoare annotation was computed. [2020-10-29 11:29:58,580 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 919 927) no Hoare annotation was computed. [2020-10-29 11:29:58,580 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 919 927) the Hoare annotation is: true [2020-10-29 11:29:58,581 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 919 927) no Hoare annotation was computed. [2020-10-29 11:29:58,581 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 593 615) 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))) [2020-10-29 11:29:58,581 INFO L270 CegarLoopResult]: At program point L605(line 605) 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))) [2020-10-29 11:29:58,581 INFO L270 CegarLoopResult]: At program point L605-1(line 605) 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))) [2020-10-29 11:29:58,581 INFO L274 CegarLoopResult]: For program point L603(lines 603 610) no Hoare annotation was computed. [2020-10-29 11:29:58,581 INFO L274 CegarLoopResult]: For program point L603-1(lines 603 610) no Hoare annotation was computed. [2020-10-29 11:29:58,581 INFO L274 CegarLoopResult]: For program point L601(line 601) no Hoare annotation was computed. [2020-10-29 11:29:58,582 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 593 615) no Hoare annotation was computed. [2020-10-29 11:29:58,582 INFO L270 CegarLoopResult]: At program point L600(line 600) 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))) [2020-10-29 11:29:58,582 INFO L270 CegarLoopResult]: At program point L599(line 599) 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))) [2020-10-29 11:29:58,582 INFO L270 CegarLoopResult]: At program point L599-1(line 599) 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))) [2020-10-29 11:29:58,582 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 593 615) no Hoare annotation was computed. [2020-10-29 11:29:58,582 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 546 569) no Hoare annotation was computed. [2020-10-29 11:29:58,582 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 546 569) no Hoare annotation was computed. [2020-10-29 11:29:58,582 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 546 569) no Hoare annotation was computed. [2020-10-29 11:29:58,583 INFO L274 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-10-29 11:29:58,583 INFO L274 CegarLoopResult]: For program point L563(line 563) no Hoare annotation was computed. [2020-10-29 11:29:58,583 INFO L274 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-10-29 11:29:58,583 INFO L274 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-10-29 11:29:58,583 INFO L274 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-10-29 11:29:58,583 INFO L274 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-10-29 11:29:58,583 INFO L274 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-10-29 11:29:58,583 INFO L274 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-10-29 11:29:58,583 INFO L274 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-10-29 11:29:58,583 INFO L274 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-10-29 11:29:58,584 INFO L274 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-10-29 11:29:58,584 INFO L274 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-29 11:29:58,584 INFO L274 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-10-29 11:29:58,584 INFO L274 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-10-29 11:29:58,584 INFO L270 CegarLoopResult]: At program point L817(line 817) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:29:58,584 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 811 825) no Hoare annotation was computed. [2020-10-29 11:29:58,584 INFO L274 CegarLoopResult]: For program point L815(lines 815 821) no Hoare annotation was computed. [2020-10-29 11:29:58,584 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 811 825) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:29:58,584 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 811 825) no Hoare annotation was computed. [2020-10-29 11:29:58,585 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 747 755) no Hoare annotation was computed. [2020-10-29 11:29:58,585 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 747 755) the Hoare annotation is: true [2020-10-29 11:29:58,585 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 747 755) no Hoare annotation was computed. [2020-10-29 11:29:58,585 INFO L274 CegarLoopResult]: For program point L801(lines 801 805) no Hoare annotation was computed. [2020-10-29 11:29:58,585 INFO L277 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: true [2020-10-29 11:29:58,585 INFO L274 CegarLoopResult]: For program point L801-2(lines 801 805) no Hoare annotation was computed. [2020-10-29 11:29:58,585 INFO L274 CegarLoopResult]: For program point L799-1(line 799) no Hoare annotation was computed. [2020-10-29 11:29:58,585 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 792 810) the Hoare annotation is: true [2020-10-29 11:29:58,585 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 792 810) no Hoare annotation was computed. [2020-10-29 11:29:58,585 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 792 810) no Hoare annotation was computed. [2020-10-29 11:29:58,585 INFO L274 CegarLoopResult]: For program point L763(lines 763 771) no Hoare annotation was computed. [2020-10-29 11:29:58,586 INFO L274 CegarLoopResult]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2020-10-29 11:29:58,586 INFO L274 CegarLoopResult]: For program point L786(line 786) no Hoare annotation was computed. [2020-10-29 11:29:58,586 INFO L274 CegarLoopResult]: For program point L786-1(line 786) no Hoare annotation was computed. [2020-10-29 11:29:58,586 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 756 791) no Hoare annotation was computed. [2020-10-29 11:29:58,586 INFO L274 CegarLoopResult]: For program point L775(lines 775 783) no Hoare annotation was computed. [2020-10-29 11:29:58,586 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 756 791) no Hoare annotation was computed. [2020-10-29 11:29:58,586 INFO L274 CegarLoopResult]: For program point L775-2(lines 775 783) no Hoare annotation was computed. [2020-10-29 11:29:58,586 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 756 791) no Hoare annotation was computed. [2020-10-29 11:29:58,586 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 905 911) no Hoare annotation was computed. [2020-10-29 11:29:58,586 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 905 911) the Hoare annotation is: true [2020-10-29 11:29:58,587 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 57 102) no Hoare annotation was computed. [2020-10-29 11:29:58,587 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 57 102) no Hoare annotation was computed. [2020-10-29 11:29:58,587 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 57 102) no Hoare annotation was computed. [2020-10-29 11:29:58,587 INFO L274 CegarLoopResult]: For program point L384(lines 384 404) no Hoare annotation was computed. [2020-10-29 11:29:58,587 INFO L274 CegarLoopResult]: For program point L384-1(lines 384 404) no Hoare annotation was computed. [2020-10-29 11:29:58,587 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 370 415) no Hoare annotation was computed. [2020-10-29 11:29:58,587 INFO L274 CegarLoopResult]: For program point L401(lines 401 402) no Hoare annotation was computed. [2020-10-29 11:29:58,587 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 394 395) no Hoare annotation was computed. [2020-10-29 11:29:58,587 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 401 402) no Hoare annotation was computed. [2020-10-29 11:29:58,587 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 370 415) no Hoare annotation was computed. [2020-10-29 11:29:58,587 INFO L274 CegarLoopResult]: For program point L394(lines 394 395) no Hoare annotation was computed. [2020-10-29 11:29:58,588 INFO L274 CegarLoopResult]: For program point L390(lines 390 397) no Hoare annotation was computed. [2020-10-29 11:29:58,588 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 370 415) no Hoare annotation was computed. [2020-10-29 11:29:58,588 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 579 589) 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))) [2020-10-29 11:29:58,588 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 579 589) no Hoare annotation was computed. [2020-10-29 11:29:58,588 INFO L270 CegarLoopResult]: At program point L584(line 584) 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))) [2020-10-29 11:29:58,588 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 579 589) no Hoare annotation was computed. [2020-10-29 11:29:58,588 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 736 746) no Hoare annotation was computed. [2020-10-29 11:29:58,588 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 736 746) no Hoare annotation was computed. [2020-10-29 11:29:58,589 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 736 746) no Hoare annotation was computed. [2020-10-29 11:29:58,589 INFO L274 CegarLoopResult]: For program point L741(line 741) no Hoare annotation was computed. [2020-10-29 11:29:58,589 INFO L274 CegarLoopResult]: For program point L741-1(line 741) no Hoare annotation was computed. [2020-10-29 11:29:58,589 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 728 735) the Hoare annotation is: true [2020-10-29 11:29:58,589 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 728 735) no Hoare annotation was computed. [2020-10-29 11:29:58,589 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 728 735) no Hoare annotation was computed. [2020-10-29 11:29:58,589 INFO L270 CegarLoopResult]: At program point L705(line 705) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:29:58,589 INFO L274 CegarLoopResult]: For program point L703(lines 703 711) no Hoare annotation was computed. [2020-10-29 11:29:58,589 INFO L270 CegarLoopResult]: At program point L701(line 701) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:29:58,589 INFO L274 CegarLoopResult]: For program point L701-1(line 701) no Hoare annotation was computed. [2020-10-29 11:29:58,589 INFO L274 CegarLoopResult]: For program point L699(lines 699 716) no Hoare annotation was computed. [2020-10-29 11:29:58,590 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 695 719) no Hoare annotation was computed. [2020-10-29 11:29:58,590 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 695 719) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:29:58,590 INFO L270 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:29:58,590 INFO L274 CegarLoopResult]: For program point L714-1(lines 695 719) no Hoare annotation was computed. [2020-10-29 11:29:58,590 INFO L270 CegarLoopResult]: At program point L709(line 709) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:29:58,590 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 687 693) no Hoare annotation was computed. [2020-10-29 11:29:58,590 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 687 693) the Hoare annotation is: true [2020-10-29 11:29:58,590 INFO L270 CegarLoopResult]: At program point testENTRY(lines 827 892) 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))) [2020-10-29 11:29:58,590 INFO L270 CegarLoopResult]: At program point L859(line 859) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:29:58,591 INFO L274 CegarLoopResult]: For program point L857(lines 857 863) no Hoare annotation was computed. [2020-10-29 11:29:58,591 INFO L274 CegarLoopResult]: For program point L857-1(lines 857 863) no Hoare annotation was computed. [2020-10-29 11:29:58,591 INFO L274 CegarLoopResult]: For program point testFINAL(lines 827 892) no Hoare annotation was computed. [2020-10-29 11:29:58,591 INFO L270 CegarLoopResult]: At program point L882(lines 837 884) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:29:58,591 INFO L270 CegarLoopResult]: At program point L849(line 849) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:29:58,591 INFO L274 CegarLoopResult]: For program point L847(lines 847 853) no Hoare annotation was computed. [2020-10-29 11:29:58,591 INFO L274 CegarLoopResult]: For program point L847-1(lines 847 853) no Hoare annotation was computed. [2020-10-29 11:29:58,591 INFO L274 CegarLoopResult]: For program point L839(lines 839 843) no Hoare annotation was computed. [2020-10-29 11:29:58,591 INFO L270 CegarLoopResult]: At program point L885(lines 836 886) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:29:58,592 INFO L270 CegarLoopResult]: At program point L875(line 875) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:29:58,592 INFO L274 CegarLoopResult]: For program point L873(lines 873 879) no Hoare annotation was computed. [2020-10-29 11:29:58,592 INFO L270 CegarLoopResult]: At program point L873-1(lines 867 880) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:29:58,592 INFO L274 CegarLoopResult]: For program point L838(lines 837 884) no Hoare annotation was computed. [2020-10-29 11:29:58,592 INFO L274 CegarLoopResult]: For program point L867(lines 867 880) no Hoare annotation was computed. [2020-10-29 11:29:58,592 INFO L274 CegarLoopResult]: For program point testEXIT(lines 827 892) no Hoare annotation was computed. [2020-10-29 11:29:58,592 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 348 349) no Hoare annotation was computed. [2020-10-29 11:29:58,592 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 355 356) no Hoare annotation was computed. [2020-10-29 11:29:58,592 INFO L274 CegarLoopResult]: For program point L348(lines 348 349) no Hoare annotation was computed. [2020-10-29 11:29:58,593 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 324 369) no Hoare annotation was computed. [2020-10-29 11:29:58,593 INFO L274 CegarLoopResult]: For program point L344(lines 344 351) no Hoare annotation was computed. [2020-10-29 11:29:58,593 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 324 369) no Hoare annotation was computed. [2020-10-29 11:29:58,593 INFO L274 CegarLoopResult]: For program point L338(lines 338 358) no Hoare annotation was computed. [2020-10-29 11:29:58,593 INFO L274 CegarLoopResult]: For program point L338-1(lines 338 358) no Hoare annotation was computed. [2020-10-29 11:29:58,593 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 324 369) no Hoare annotation was computed. [2020-10-29 11:29:58,593 INFO L274 CegarLoopResult]: For program point L355(lines 355 356) no Hoare annotation was computed. [2020-10-29 11:29:58,593 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 503 511) no Hoare annotation was computed. [2020-10-29 11:29:58,593 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 503 511) the Hoare annotation is: true [2020-10-29 11:29:58,593 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 503 511) no Hoare annotation was computed. [2020-10-29 11:29:58,594 INFO L274 CegarLoopResult]: For program point L640(lines 640 646) no Hoare annotation was computed. [2020-10-29 11:29:58,594 INFO L274 CegarLoopResult]: For program point L639(lines 639 649) no Hoare annotation was computed. [2020-10-29 11:29:58,594 INFO L270 CegarLoopResult]: At program point L637(line 637) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-29 11:29:58,594 INFO L274 CegarLoopResult]: For program point L637-1(line 637) no Hoare annotation was computed. [2020-10-29 11:29:58,594 INFO L274 CegarLoopResult]: For program point L635(lines 635 652) no Hoare annotation was computed. [2020-10-29 11:29:58,594 INFO L274 CegarLoopResult]: For program point L635-1(lines 627 655) no Hoare annotation was computed. [2020-10-29 11:29:58,594 INFO L270 CegarLoopResult]: At program point L633(line 633) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:29:58,594 INFO L274 CegarLoopResult]: For program point L633-1(line 633) no Hoare annotation was computed. [2020-10-29 11:29:58,595 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 627 655) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:29:58,595 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 627 655) no Hoare annotation was computed. [2020-10-29 11:29:58,595 INFO L270 CegarLoopResult]: At program point L642(line 642) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:29:58,595 INFO L274 CegarLoopResult]: For program point L479(lines 479 487) no Hoare annotation was computed. [2020-10-29 11:29:58,595 INFO L274 CegarLoopResult]: For program point L479-2(lines 479 487) no Hoare annotation was computed. [2020-10-29 11:29:58,595 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 471 493) no Hoare annotation was computed. [2020-10-29 11:29:58,595 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 471 493) no Hoare annotation was computed. [2020-10-29 11:29:58,595 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 471 493) no Hoare annotation was computed. [2020-10-29 11:29:58,596 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 619 626) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:29:58,596 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 619 626) no Hoare annotation was computed. [2020-10-29 11:29:58,596 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 619 626) no Hoare annotation was computed. [2020-10-29 11:29:58,596 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 221 323) no Hoare annotation was computed. [2020-10-29 11:29:58,596 INFO L274 CegarLoopResult]: For program point L250(lines 250 266) no Hoare annotation was computed. [2020-10-29 11:29:58,596 INFO L274 CegarLoopResult]: For program point L310(lines 310 317) no Hoare annotation was computed. [2020-10-29 11:29:58,596 INFO L274 CegarLoopResult]: For program point L271(lines 270 290) no Hoare annotation was computed. [2020-10-29 11:29:58,596 INFO L274 CegarLoopResult]: For program point L302(line 302) no Hoare annotation was computed. [2020-10-29 11:29:58,596 INFO L274 CegarLoopResult]: For program point L302-1(line 302) no Hoare annotation was computed. [2020-10-29 11:29:58,596 INFO L274 CegarLoopResult]: For program point L267(lines 267 308) no Hoare annotation was computed. [2020-10-29 11:29:58,596 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 221 323) no Hoare annotation was computed. [2020-10-29 11:29:58,597 INFO L274 CegarLoopResult]: For program point L286(line 286) no Hoare annotation was computed. [2020-10-29 11:29:58,597 INFO L274 CegarLoopResult]: For program point L286-1(line 286) no Hoare annotation was computed. [2020-10-29 11:29:58,597 INFO L274 CegarLoopResult]: For program point L245(lines 245 249) no Hoare annotation was computed. [2020-10-29 11:29:58,597 INFO L274 CegarLoopResult]: For program point L309(lines 309 320) no Hoare annotation was computed. [2020-10-29 11:29:58,597 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 221 323) no Hoare annotation was computed. [2020-10-29 11:29:58,597 INFO L274 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-10-29 11:29:58,597 INFO L274 CegarLoopResult]: For program point L270-2(lines 270 290) no Hoare annotation was computed. [2020-10-29 11:29:58,597 INFO L274 CegarLoopResult]: For program point L291(lines 269 292) no Hoare annotation was computed. [2020-10-29 11:29:58,597 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 895 904) no Hoare annotation was computed. [2020-10-29 11:29:58,597 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 895 904) no Hoare annotation was computed. [2020-10-29 11:29:58,598 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 895 904) no Hoare annotation was computed. [2020-10-29 11:29:58,598 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:29:58,598 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#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~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.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~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:29:58,598 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:29:58,598 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 720 727) no Hoare annotation was computed. [2020-10-29 11:29:58,598 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 720 727) no Hoare annotation was computed. [2020-10-29 11:29:58,599 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 720 727) no Hoare annotation was computed. [2020-10-29 11:29:58,599 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 494 502) no Hoare annotation was computed. [2020-10-29 11:29:58,599 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 494 502) no Hoare annotation was computed. [2020-10-29 11:29:58,599 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 494 502) no Hoare annotation was computed. [2020-10-29 11:29:58,599 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:29:58,599 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:29:58,599 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:29:58,599 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 450 461) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:29:58,599 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 450 461) no Hoare annotation was computed. [2020-10-29 11:29:58,599 INFO L274 CegarLoopResult]: For program point L454-1(lines 450 461) no Hoare annotation was computed. [2020-10-29 11:29:58,600 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 462 470) the Hoare annotation is: true [2020-10-29 11:29:58,600 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 462 470) no Hoare annotation was computed. [2020-10-29 11:29:58,600 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 462 470) no Hoare annotation was computed. [2020-10-29 11:29:58,600 INFO L270 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (and (not (= |old(~pumpRunning~0)| 0)) (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) [2020-10-29 11:29:58,600 INFO L274 CegarLoopResult]: For program point L667(lines 666 685) no Hoare annotation was computed. [2020-10-29 11:29:58,600 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 663 686) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:29:58,600 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 663 686) no Hoare annotation was computed. [2020-10-29 11:29:58,600 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 663 686) no Hoare annotation was computed. [2020-10-29 11:29:58,600 INFO L270 CegarLoopResult]: At program point L676(line 676) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 .cse1)))) [2020-10-29 11:29:58,601 INFO L270 CegarLoopResult]: At program point L674(lines 674 680) the Hoare annotation is: (let ((.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:29:58,601 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 515 544) no Hoare annotation was computed. [2020-10-29 11:29:58,601 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 515 544) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:29:58,601 INFO L277 CegarLoopResult]: At program point L540(lines 515 544) the Hoare annotation is: true [2020-10-29 11:29:58,601 INFO L274 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-10-29 11:29:58,601 INFO L274 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-10-29 11:29:58,601 INFO L270 CegarLoopResult]: At program point L529-1(lines 529 533) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:29:58,602 INFO L274 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-10-29 11:29:58,602 INFO L270 CegarLoopResult]: At program point L525-2(lines 525 539) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:29:58,602 INFO L270 CegarLoopResult]: At program point L521(line 521) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:29:58,602 INFO L274 CegarLoopResult]: For program point L521-1(line 521) no Hoare annotation was computed. [2020-10-29 11:29:58,602 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 426 437) the Hoare annotation is: true [2020-10-29 11:29:58,602 INFO L274 CegarLoopResult]: For program point L430-1(lines 426 437) no Hoare annotation was computed. [2020-10-29 11:29:58,602 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 426 437) no Hoare annotation was computed. [2020-10-29 11:29:58,602 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 570 576) no Hoare annotation was computed. [2020-10-29 11:29:58,602 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 570 576) the Hoare annotation is: true [2020-10-29 11:29:58,603 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:29:58,603 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-29 11:29:58,603 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:29:58,603 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:29:58,603 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 438 449) no Hoare annotation was computed. [2020-10-29 11:29:58,603 INFO L274 CegarLoopResult]: For program point L442-1(lines 438 449) no Hoare annotation was computed. [2020-10-29 11:29:58,603 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 438 449) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:29:58,603 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-29 11:29:58,603 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-29 11:29:58,603 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-29 11:29:58,604 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-29 11:29:58,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:29:58 BoogieIcfgContainer [2020-10-29 11:29:58,621 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:29:58,623 INFO L168 Benchmark]: Toolchain (without parser) took 49178.86 ms. Allocated memory was 151.0 MB in the beginning and 638.6 MB in the end (delta: 487.6 MB). Free memory was 124.4 MB in the beginning and 328.7 MB in the end (delta: -204.3 MB). Peak memory consumption was 386.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:29:58,623 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 123.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:29:58,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.54 ms. Allocated memory is still 151.0 MB. Free memory was 123.6 MB in the beginning and 103.3 MB in the end (delta: 20.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:29:58,625 INFO L168 Benchmark]: Boogie Preprocessor took 109.62 ms. Allocated memory is still 151.0 MB. Free memory was 103.3 MB in the beginning and 99.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:29:58,626 INFO L168 Benchmark]: RCFGBuilder took 1669.36 ms. Allocated memory was 151.0 MB in the beginning and 189.8 MB in the end (delta: 38.8 MB). Free memory was 99.3 MB in the beginning and 166.5 MB in the end (delta: -67.2 MB). Peak memory consumption was 54.8 MB. Max. memory is 8.0 GB. [2020-10-29 11:29:58,627 INFO L168 Benchmark]: TraceAbstraction took 46683.79 ms. Allocated memory was 189.8 MB in the beginning and 638.6 MB in the end (delta: 448.8 MB). Free memory was 165.9 MB in the beginning and 328.7 MB in the end (delta: -162.8 MB). Peak memory consumption was 387.8 MB. Max. memory is 8.0 GB. [2020-10-29 11:29:58,630 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 123.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 700.54 ms. Allocated memory is still 151.0 MB. Free memory was 123.6 MB in the beginning and 103.3 MB in the end (delta: 20.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 109.62 ms. Allocated memory is still 151.0 MB. Free memory was 103.3 MB in the beginning and 99.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1669.36 ms. Allocated memory was 151.0 MB in the beginning and 189.8 MB in the end (delta: 38.8 MB). Free memory was 99.3 MB in the beginning and 166.5 MB in the end (delta: -67.2 MB). Peak memory consumption was 54.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 46683.79 ms. Allocated memory was 189.8 MB in the beginning and 638.6 MB in the end (delta: 448.8 MB). Free memory was 165.9 MB in the beginning and 328.7 MB in the end (delta: -162.8 MB). Peak memory consumption was 387.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 355]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 348]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 394]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 401]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 237 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 29.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 11.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 305 SDtfs, 784 SDslu, 438 SDs, 0 SdLazy, 1606 SolverSat, 542 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 109 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=330occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 202 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 479 PreInvPairs, 614 NumberOfFragments, 880 HoareAnnotationTreeSize, 479 FomulaSimplifications, 56665 FormulaSimplificationTreeSizeReduction, 4.3s HoareSimplificationTime, 55 FomulaSimplificationsInter, 16932 FormulaSimplificationTreeSizeReductionInter, 13.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 16.2s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 181 ConstructedInterpolants, 0 QuantifiedInterpolants, 62123 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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...