/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=SHALLOWEST --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_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:27:34,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:27:34,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:27:34,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:27:34,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:27:34,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:27:34,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:27:34,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:27:34,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:27:34,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:27:34,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:27:34,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:27:34,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:27:34,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:27:34,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:27:34,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:27:34,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:27:34,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:27:34,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:27:34,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:27:34,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:27:34,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:27:34,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:27:34,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:27:34,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:27:34,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:27:34,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:27:34,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:27:34,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:27:34,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:27:34,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:27:34,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:27:34,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:27:34,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:27:34,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:27:34,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:27:34,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:27:34,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:27:34,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:27:34,826 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:27:34,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:27:34,828 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 [2020-10-27 03:27:34,896 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:27:34,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:27:34,898 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:27:34,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:27:34,899 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:27:34,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:27:34,899 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:27:34,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:27:34,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:27:34,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:27:34,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:27:34,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:27:34,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:27:34,903 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:27:34,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:27:34,903 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:27:34,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:27:34,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:27:34,904 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:27:34,905 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:27:34,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:27:34,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:27:34,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:27:34,906 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:27:34,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:27:34,906 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:27:34,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:27:34,907 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:27:34,907 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:27:34,907 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:27:35,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:27:35,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:27:35,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:27:35,446 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:27:35,446 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:27:35,447 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c [2020-10-27 03:27:35,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/173b5fb4c/8565b79b05e24771bf6f5f47086a35a5/FLAG627a8ca96 [2020-10-27 03:27:36,241 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:27:36,242 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c [2020-10-27 03:27:36,258 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/173b5fb4c/8565b79b05e24771bf6f5f47086a35a5/FLAG627a8ca96 [2020-10-27 03:27:36,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/173b5fb4c/8565b79b05e24771bf6f5f47086a35a5 [2020-10-27 03:27:36,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:27:36,558 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:27:36,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:27:36,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:27:36,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:27:36,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:27:36" (1/1) ... [2020-10-27 03:27:36,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d4a0fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:36, skipping insertion in model container [2020-10-27 03:27:36,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:27:36" (1/1) ... [2020-10-27 03:27:36,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:27:36,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:27:37,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:27:37,111 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:27:37,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:27:37,270 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:27:37,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:37 WrapperNode [2020-10-27 03:27:37,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:27:37,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:27:37,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:27:37,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:27:37,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:37" (1/1) ... [2020-10-27 03:27:37,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:37" (1/1) ... [2020-10-27 03:27:37,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:37" (1/1) ... [2020-10-27 03:27:37,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:37" (1/1) ... [2020-10-27 03:27:37,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:37" (1/1) ... [2020-10-27 03:27:37,393 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:37" (1/1) ... [2020-10-27 03:27:37,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:37" (1/1) ... [2020-10-27 03:27:37,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:27:37,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:27:37,422 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:27:37,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:27:37,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:37" (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 [2020-10-27 03:27:37,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:27:37,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:27:37,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:27:37,524 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:27:37,524 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:27:37,525 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:27:37,525 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 03:27:37,525 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:27:37,525 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:27:37,525 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:27:37,527 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:27:37,527 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:27:37,527 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:27:37,528 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:27:37,528 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 03:27:37,529 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:27:37,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:27:37,529 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:27:37,529 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:27:37,530 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:27:37,530 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:27:37,530 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:27:37,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-27 03:27:37,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-27 03:27:37,530 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:27:37,531 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:27:37,531 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:27:37,531 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:27:37,531 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:27:37,531 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:27:37,532 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:27:37,532 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:27:37,532 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:27:37,532 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:27:37,532 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 03:27:37,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:27:37,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:27:37,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:27:37,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:27:37,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:27:37,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:27:37,534 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:27:37,534 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:27:37,534 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:27:37,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:27:37,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:27:37,534 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:27:37,535 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:27:37,535 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:27:37,535 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:27:37,535 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 03:27:37,535 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:27:37,536 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:27:37,537 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:27:37,537 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:27:37,537 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:27:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-27 03:27:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:27:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:27:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 03:27:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 03:27:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:27:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:27:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:27:37,540 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:27:37,540 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:27:37,540 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:27:37,540 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:27:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:27:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:27:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-27 03:27:37,542 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:27:37,543 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:27:37,544 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:27:37,544 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:27:37,544 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:27:37,544 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:27:37,544 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:27:37,545 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:27:37,545 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:27:37,545 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:27:37,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:27:37,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:27:37,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:27:37,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:27:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:27:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:27:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:27:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:27:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:27:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:27:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:27:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:27:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:27:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:27:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:27:38,903 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:27:38,904 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:27:38,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:27:38 BoogieIcfgContainer [2020-10-27 03:27:38,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:27:38,908 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:27:38,908 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:27:38,912 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:27:38,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:27:36" (1/3) ... [2020-10-27 03:27:38,913 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@704eb5a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:27:38, skipping insertion in model container [2020-10-27 03:27:38,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:37" (2/3) ... [2020-10-27 03:27:38,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@704eb5a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:27:38, skipping insertion in model container [2020-10-27 03:27:38,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:27:38" (3/3) ... [2020-10-27 03:27:38,916 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product29.cil.c [2020-10-27 03:27:38,929 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:27:38,935 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:27:38,952 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:27:38,984 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:27:38,984 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:27:38,984 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:27:38,984 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:27:38,984 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:27:38,985 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:27:38,985 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:27:38,985 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:27:39,012 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2020-10-27 03:27:39,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-27 03:27:39,023 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:27:39,024 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] [2020-10-27 03:27:39,025 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]=== [2020-10-27 03:27:39,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:27:39,033 INFO L82 PathProgramCache]: Analyzing trace with hash 337926149, now seen corresponding path program 1 times [2020-10-27 03:27:39,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:27:39,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1519458482] [2020-10-27 03:27:39,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:27:39,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:39,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:39,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:39,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:40,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:41,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:44,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:44,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 03:27:44,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:27:44,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 03:27:44,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:44,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:27:44,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:27:44,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 03:27:44,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-27 03:27:44,891 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:27:44,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:27:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:44,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:45,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:45,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:45,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:45,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 154 [2020-10-27 03:27:45,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:45,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:45,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:45,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:27:45,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:45,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:27:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:45,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:45,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:45,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:45,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:45,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:27:45,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:45,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:45,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:45,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:45,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:27:45,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:27:45,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:45,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:45,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:45,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:45,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:45,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:27:45,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:45,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:45,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:45,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:45,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:45,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:27:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:45,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:45,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:45,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:45,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:45,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:27:45,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:45,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:45,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:45,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:45,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:45,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:27:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:45,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:45,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:45,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:45,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:45,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:27:45,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:45,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:45,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:45,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:45,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:45,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:27:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:45,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:45,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:45,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:45,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:45,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:27:45,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:45,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:45,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:45,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:45,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:45,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:27:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:45,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:45,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:45,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:45,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:45,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:27:45,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:45,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:27:45,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:45,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:45,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:45,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 03:27:45,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:45,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:45,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:45,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:45,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:45,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:27:45,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:45,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:27:45,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:27:45,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:27:45,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:45,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:27:45,278 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1519458482] [2020-10-27 03:27:45,280 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:27:45,281 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:27:45,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887121415] [2020-10-27 03:27:45,288 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:27:45,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:27:45,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:27:45,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:27:45,310 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 8 states. [2020-10-27 03:27:46,094 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:27:47,325 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:27:47,843 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:27:48,289 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:27:49,037 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:27:50,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:27:50,894 INFO L93 Difference]: Finished difference Result 397 states and 533 transitions. [2020-10-27 03:27:50,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 03:27:50,897 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-10-27 03:27:50,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:27:50,931 INFO L225 Difference]: With dead ends: 397 [2020-10-27 03:27:50,932 INFO L226 Difference]: Without dead ends: 249 [2020-10-27 03:27:50,939 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:27:50,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2020-10-27 03:27:51,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 202. [2020-10-27 03:27:51,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2020-10-27 03:27:51,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 243 transitions. [2020-10-27 03:27:51,104 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 243 transitions. Word has length 52 [2020-10-27 03:27:51,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:27:51,105 INFO L481 AbstractCegarLoop]: Abstraction has 202 states and 243 transitions. [2020-10-27 03:27:51,105 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:27:51,105 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 243 transitions. [2020-10-27 03:27:51,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-27 03:27:51,110 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:27:51,110 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] [2020-10-27 03:27:51,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:27:51,111 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]=== [2020-10-27 03:27:51,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:27:51,112 INFO L82 PathProgramCache]: Analyzing trace with hash 1392506745, now seen corresponding path program 1 times [2020-10-27 03:27:51,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:27:51,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [293497196] [2020-10-27 03:27:51,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:27:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:51,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:51,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:51,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:52,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:55,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:55,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-27 03:27:55,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:27:55,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4463 [2020-10-27 03:27:55,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:55,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 03:27:55,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:27:55,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 03:27:55,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:56,128 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:27:56,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:27:56,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:56,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:56,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:56,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:56,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:56,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-27 03:27:56,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:56,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:56,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:56,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:27:56,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:56,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:27:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:56,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:56,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:56,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:56,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:56,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:27:56,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:56,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:56,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:56,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:56,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:56,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:27:56,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:56,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:56,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:56,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:56,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:56,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:27:56,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:56,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:56,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:56,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:56,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:56,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:27:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:56,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:56,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:56,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:56,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:56,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:27:56,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:56,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:56,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:56,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:56,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:56,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:27:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:56,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:56,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:56,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:56,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:56,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:27:56,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:56,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:56,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:56,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:56,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:56,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:27:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:56,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:56,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:56,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:56,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:56,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:27:56,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:56,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:56,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:56,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:56,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:56,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:27:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:56,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:56,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:56,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:56,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:56,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:27:56,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:56,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:56,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:56,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:56,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:56,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:27:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:56,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:56,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:56,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:56,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:56,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:27:56,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:56,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:56,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:56,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:56,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:56,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 03:27:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:56,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:56,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:56,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:56,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:56,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:27:56,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:56,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:27:56,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:56,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:56,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:56,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:27:56,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [293497196] [2020-10-27 03:27:56,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:27:56,376 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:27:56,376 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196207892] [2020-10-27 03:27:56,378 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:27:56,378 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:27:56,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:27:56,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:27:56,379 INFO L87 Difference]: Start difference. First operand 202 states and 243 transitions. Second operand 9 states. [2020-10-27 03:27:57,062 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:27:58,309 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:27:58,728 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:27:59,206 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:27:59,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:27:59,583 INFO L93 Difference]: Finished difference Result 348 states and 451 transitions. [2020-10-27 03:27:59,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 03:27:59,584 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-10-27 03:27:59,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:27:59,585 INFO L225 Difference]: With dead ends: 348 [2020-10-27 03:27:59,585 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:27:59,595 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-10-27 03:27:59,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:27:59,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:27:59,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:27:59,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:27:59,598 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-10-27 03:27:59,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:27:59,599 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:27:59,599 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:27:59,599 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:27:59,599 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:27:59,599 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:27:59,602 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:28:02,264 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-27 03:28:02,777 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 19 [2020-10-27 03:28:03,023 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 19 [2020-10-27 03:28:03,299 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-27 03:28:03,564 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 19 [2020-10-27 03:28:03,858 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 19 [2020-10-27 03:28:04,204 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:28:05,029 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 19 [2020-10-27 03:28:05,608 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-10-27 03:28:06,161 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-27 03:28:06,670 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-27 03:28:06,986 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 19 [2020-10-27 03:28:07,575 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 19 [2020-10-27 03:28:08,155 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-27 03:28:08,461 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 19 [2020-10-27 03:28:08,778 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 19 [2020-10-27 03:28:09,072 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-10-27 03:28:09,378 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 19 [2020-10-27 03:28:10,230 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-10-27 03:28:10,796 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-27 03:28:11,071 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-27 03:28:11,408 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 19 [2020-10-27 03:28:11,708 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 13 [2020-10-27 03:28:12,013 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-10-27 03:28:12,623 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-27 03:28:13,467 WARN L193 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-10-27 03:28:14,037 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-27 03:28:14,042 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:28:14,042 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:28:14,043 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:28:14,043 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:28:14,043 INFO L274 CegarLoopResult]: For program point L672(lines 672 676) no Hoare annotation was computed. [2020-10-27 03:28:14,044 INFO L274 CegarLoopResult]: For program point L672-1(lines 672 676) no Hoare annotation was computed. [2020-10-27 03:28:14,044 INFO L274 CegarLoopResult]: For program point L667(line 667) no Hoare annotation was computed. [2020-10-27 03:28:14,044 INFO L274 CegarLoopResult]: For program point L666-2(lines 666 687) no Hoare annotation was computed. [2020-10-27 03:28:14,044 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 641 696) no Hoare annotation was computed. [2020-10-27 03:28:14,044 INFO L274 CegarLoopResult]: For program point L688(lines 665 689) no Hoare annotation was computed. [2020-10-27 03:28:14,044 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 641 696) no Hoare annotation was computed. [2020-10-27 03:28:14,045 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 641 696) no Hoare annotation was computed. [2020-10-27 03:28:14,045 INFO L274 CegarLoopResult]: For program point L729(lines 729 733) no Hoare annotation was computed. [2020-10-27 03:28:14,045 INFO L274 CegarLoopResult]: For program point L729-1(lines 729 733) no Hoare annotation was computed. [2020-10-27 03:28:14,045 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 697 756) no Hoare annotation was computed. [2020-10-27 03:28:14,045 INFO L274 CegarLoopResult]: For program point L724(line 724) no Hoare annotation was computed. [2020-10-27 03:28:14,045 INFO L274 CegarLoopResult]: For program point L723-2(lines 723 748) no Hoare annotation was computed. [2020-10-27 03:28:14,045 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 697 756) no Hoare annotation was computed. [2020-10-27 03:28:14,045 INFO L274 CegarLoopResult]: For program point L749(lines 722 750) no Hoare annotation was computed. [2020-10-27 03:28:14,046 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 697 756) no Hoare annotation was computed. [2020-10-27 03:28:14,046 INFO L274 CegarLoopResult]: For program point L742(line 742) no Hoare annotation was computed. [2020-10-27 03:28:14,046 INFO L274 CegarLoopResult]: For program point L742-1(line 742) no Hoare annotation was computed. [2020-10-27 03:28:14,046 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 482 488) the Hoare annotation is: true [2020-10-27 03:28:14,046 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 482 488) no Hoare annotation was computed. [2020-10-27 03:28:14,046 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 489 497) no Hoare annotation was computed. [2020-10-27 03:28:14,046 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 489 497) the Hoare annotation is: true [2020-10-27 03:28:14,046 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 489 497) no Hoare annotation was computed. [2020-10-27 03:28:14,047 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 401 423) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-27 03:28:14,047 INFO L270 CegarLoopResult]: At program point L413(line 413) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-27 03:28:14,047 INFO L270 CegarLoopResult]: At program point L413-1(line 413) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-27 03:28:14,047 INFO L274 CegarLoopResult]: For program point L411(lines 411 418) no Hoare annotation was computed. [2020-10-27 03:28:14,047 INFO L274 CegarLoopResult]: For program point L411-1(lines 411 418) no Hoare annotation was computed. [2020-10-27 03:28:14,047 INFO L274 CegarLoopResult]: For program point L409(line 409) no Hoare annotation was computed. [2020-10-27 03:28:14,048 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 401 423) no Hoare annotation was computed. [2020-10-27 03:28:14,048 INFO L270 CegarLoopResult]: At program point L408(line 408) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-27 03:28:14,048 INFO L270 CegarLoopResult]: At program point L407(line 407) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-27 03:28:14,048 INFO L270 CegarLoopResult]: At program point L407-1(line 407) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-27 03:28:14,048 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 401 423) no Hoare annotation was computed. [2020-10-27 03:28:14,048 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 355 378) no Hoare annotation was computed. [2020-10-27 03:28:14,049 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 355 378) no Hoare annotation was computed. [2020-10-27 03:28:14,049 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 355 378) no Hoare annotation was computed. [2020-10-27 03:28:14,049 INFO L274 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-10-27 03:28:14,049 INFO L274 CegarLoopResult]: For program point L372(line 372) no Hoare annotation was computed. [2020-10-27 03:28:14,049 INFO L274 CegarLoopResult]: For program point L371(line 371) no Hoare annotation was computed. [2020-10-27 03:28:14,049 INFO L274 CegarLoopResult]: For program point L370(line 370) no Hoare annotation was computed. [2020-10-27 03:28:14,049 INFO L274 CegarLoopResult]: For program point L369(line 369) no Hoare annotation was computed. [2020-10-27 03:28:14,050 INFO L274 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-10-27 03:28:14,050 INFO L274 CegarLoopResult]: For program point L367(line 367) no Hoare annotation was computed. [2020-10-27 03:28:14,050 INFO L274 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-10-27 03:28:14,050 INFO L274 CegarLoopResult]: For program point L365(line 365) no Hoare annotation was computed. [2020-10-27 03:28:14,050 INFO L274 CegarLoopResult]: For program point L364(line 364) no Hoare annotation was computed. [2020-10-27 03:28:14,050 INFO L274 CegarLoopResult]: For program point L363(line 363) no Hoare annotation was computed. [2020-10-27 03:28:14,050 INFO L274 CegarLoopResult]: For program point L362(line 362) no Hoare annotation was computed. [2020-10-27 03:28:14,050 INFO L274 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-10-27 03:28:14,051 INFO L274 CegarLoopResult]: For program point L360(line 360) no Hoare annotation was computed. [2020-10-27 03:28:14,051 INFO L270 CegarLoopResult]: At program point L97(line 97) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:28:14,051 INFO L274 CegarLoopResult]: For program point L95(lines 95 103) no Hoare annotation was computed. [2020-10-27 03:28:14,051 INFO L270 CegarLoopResult]: At program point L93(line 93) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:28:14,051 INFO L274 CegarLoopResult]: For program point L93-1(line 93) no Hoare annotation was computed. [2020-10-27 03:28:14,051 INFO L274 CegarLoopResult]: For program point L91(lines 91 108) no Hoare annotation was computed. [2020-10-27 03:28:14,051 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 87 111) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:28:14,052 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 87 111) no Hoare annotation was computed. [2020-10-27 03:28:14,052 INFO L270 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:28:14,052 INFO L274 CegarLoopResult]: For program point L106-1(lines 87 111) no Hoare annotation was computed. [2020-10-27 03:28:14,052 INFO L270 CegarLoopResult]: At program point L101(line 101) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:28:14,052 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 182 190) no Hoare annotation was computed. [2020-10-27 03:28:14,052 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 182 190) the Hoare annotation is: true [2020-10-27 03:28:14,052 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 182 190) no Hoare annotation was computed. [2020-10-27 03:28:14,053 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-27 03:28:14,053 INFO L277 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: true [2020-10-27 03:28:14,053 INFO L274 CegarLoopResult]: For program point L236-2(lines 236 240) no Hoare annotation was computed. [2020-10-27 03:28:14,053 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 227 245) the Hoare annotation is: true [2020-10-27 03:28:14,053 INFO L274 CegarLoopResult]: For program point L234-1(line 234) no Hoare annotation was computed. [2020-10-27 03:28:14,053 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 227 245) no Hoare annotation was computed. [2020-10-27 03:28:14,053 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 227 245) no Hoare annotation was computed. [2020-10-27 03:28:14,053 INFO L274 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-10-27 03:28:14,054 INFO L274 CegarLoopResult]: For program point L221-1(line 221) no Hoare annotation was computed. [2020-10-27 03:28:14,054 INFO L274 CegarLoopResult]: For program point L210(lines 210 218) no Hoare annotation was computed. [2020-10-27 03:28:14,054 INFO L274 CegarLoopResult]: For program point L210-2(lines 210 218) no Hoare annotation was computed. [2020-10-27 03:28:14,054 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 191 226) no Hoare annotation was computed. [2020-10-27 03:28:14,054 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 191 226) no Hoare annotation was computed. [2020-10-27 03:28:14,054 INFO L274 CegarLoopResult]: For program point L198(lines 198 206) no Hoare annotation was computed. [2020-10-27 03:28:14,054 INFO L274 CegarLoopResult]: For program point L198-2(lines 198 206) no Hoare annotation was computed. [2020-10-27 03:28:14,054 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 191 226) no Hoare annotation was computed. [2020-10-27 03:28:14,055 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 475 481) no Hoare annotation was computed. [2020-10-27 03:28:14,055 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 475 481) the Hoare annotation is: true [2020-10-27 03:28:14,055 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 595 640) no Hoare annotation was computed. [2020-10-27 03:28:14,055 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 595 640) no Hoare annotation was computed. [2020-10-27 03:28:14,055 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 595 640) no Hoare annotation was computed. [2020-10-27 03:28:14,055 INFO L274 CegarLoopResult]: For program point L928(lines 928 935) no Hoare annotation was computed. [2020-10-27 03:28:14,055 INFO L274 CegarLoopResult]: For program point L922(lines 922 942) no Hoare annotation was computed. [2020-10-27 03:28:14,056 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 908 953) no Hoare annotation was computed. [2020-10-27 03:28:14,056 INFO L274 CegarLoopResult]: For program point L922-1(lines 922 942) no Hoare annotation was computed. [2020-10-27 03:28:14,059 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 932 933) no Hoare annotation was computed. [2020-10-27 03:28:14,059 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 939 940) no Hoare annotation was computed. [2020-10-27 03:28:14,059 INFO L274 CegarLoopResult]: For program point L939(lines 939 940) no Hoare annotation was computed. [2020-10-27 03:28:14,059 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 908 953) no Hoare annotation was computed. [2020-10-27 03:28:14,060 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 908 953) no Hoare annotation was computed. [2020-10-27 03:28:14,060 INFO L274 CegarLoopResult]: For program point L932(lines 932 933) no Hoare annotation was computed. [2020-10-27 03:28:14,060 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 387 397) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-27 03:28:14,060 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 387 397) no Hoare annotation was computed. [2020-10-27 03:28:14,060 INFO L270 CegarLoopResult]: At program point L392(line 392) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:14,060 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 387 397) no Hoare annotation was computed. [2020-10-27 03:28:14,060 INFO L277 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: true [2020-10-27 03:28:14,061 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 171 181) the Hoare annotation is: true [2020-10-27 03:28:14,061 INFO L274 CegarLoopResult]: For program point L176-1(line 176) no Hoare annotation was computed. [2020-10-27 03:28:14,061 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 171 181) no Hoare annotation was computed. [2020-10-27 03:28:14,062 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 171 181) no Hoare annotation was computed. [2020-10-27 03:28:14,062 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 163 170) the Hoare annotation is: true [2020-10-27 03:28:14,062 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 163 170) no Hoare annotation was computed. [2020-10-27 03:28:14,062 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 163 170) no Hoare annotation was computed. [2020-10-27 03:28:14,063 INFO L270 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:28:14,063 INFO L270 CegarLoopResult]: At program point L123(line 123) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:28:14,063 INFO L274 CegarLoopResult]: For program point L121(lines 121 129) no Hoare annotation was computed. [2020-10-27 03:28:14,063 INFO L270 CegarLoopResult]: At program point L119(line 119) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:28:14,063 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 113 137) no Hoare annotation was computed. [2020-10-27 03:28:14,063 INFO L274 CegarLoopResult]: For program point L119-1(line 119) no Hoare annotation was computed. [2020-10-27 03:28:14,063 INFO L274 CegarLoopResult]: For program point L117(lines 117 134) no Hoare annotation was computed. [2020-10-27 03:28:14,063 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 113 137) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:28:14,064 INFO L270 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:28:14,064 INFO L274 CegarLoopResult]: For program point L132-1(lines 113 137) no Hoare annotation was computed. [2020-10-27 03:28:14,064 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 79 85) no Hoare annotation was computed. [2020-10-27 03:28:14,064 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 79 85) the Hoare annotation is: true [2020-10-27 03:28:14,065 INFO L270 CegarLoopResult]: At program point testENTRY(lines 250 313) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-27 03:28:14,066 INFO L274 CegarLoopResult]: For program point testFINAL(lines 250 313) no Hoare annotation was computed. [2020-10-27 03:28:14,066 INFO L270 CegarLoopResult]: At program point L306(lines 259 307) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:28:14,066 INFO L274 CegarLoopResult]: For program point L296(lines 296 300) no Hoare annotation was computed. [2020-10-27 03:28:14,066 INFO L270 CegarLoopResult]: At program point L296-2(lines 290 301) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:28:14,066 INFO L274 CegarLoopResult]: For program point L261(lines 260 305) no Hoare annotation was computed. [2020-10-27 03:28:14,066 INFO L274 CegarLoopResult]: For program point L290(lines 290 301) no Hoare annotation was computed. [2020-10-27 03:28:14,066 INFO L270 CegarLoopResult]: At program point L282(line 282) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:28:14,067 INFO L274 CegarLoopResult]: For program point L280(lines 280 286) no Hoare annotation was computed. [2020-10-27 03:28:14,067 INFO L274 CegarLoopResult]: For program point L280-1(lines 280 286) no Hoare annotation was computed. [2020-10-27 03:28:14,067 INFO L270 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:28:14,067 INFO L270 CegarLoopResult]: At program point L303(lines 260 305) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:28:14,067 INFO L274 CegarLoopResult]: For program point L270(lines 270 276) no Hoare annotation was computed. [2020-10-27 03:28:14,067 INFO L274 CegarLoopResult]: For program point L270-1(lines 270 276) no Hoare annotation was computed. [2020-10-27 03:28:14,067 INFO L274 CegarLoopResult]: For program point L262(lines 262 266) no Hoare annotation was computed. [2020-10-27 03:28:14,067 INFO L274 CegarLoopResult]: For program point testEXIT(lines 250 313) no Hoare annotation was computed. [2020-10-27 03:28:14,068 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 886 887) no Hoare annotation was computed. [2020-10-27 03:28:14,068 INFO L274 CegarLoopResult]: For program point L893(lines 893 894) no Hoare annotation was computed. [2020-10-27 03:28:14,068 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 893 894) no Hoare annotation was computed. [2020-10-27 03:28:14,068 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 862 907) no Hoare annotation was computed. [2020-10-27 03:28:14,068 INFO L274 CegarLoopResult]: For program point L886(lines 886 887) no Hoare annotation was computed. [2020-10-27 03:28:14,068 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 862 907) no Hoare annotation was computed. [2020-10-27 03:28:14,068 INFO L274 CegarLoopResult]: For program point L882(lines 882 889) no Hoare annotation was computed. [2020-10-27 03:28:14,069 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 862 907) no Hoare annotation was computed. [2020-10-27 03:28:14,069 INFO L274 CegarLoopResult]: For program point L876(lines 876 896) no Hoare annotation was computed. [2020-10-27 03:28:14,069 INFO L274 CegarLoopResult]: For program point L876-1(lines 876 896) no Hoare annotation was computed. [2020-10-27 03:28:14,069 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 138 145) no Hoare annotation was computed. [2020-10-27 03:28:14,071 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 138 145) no Hoare annotation was computed. [2020-10-27 03:28:14,071 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 138 145) no Hoare annotation was computed. [2020-10-27 03:28:14,071 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 579 587) no Hoare annotation was computed. [2020-10-27 03:28:14,071 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 579 587) the Hoare annotation is: true [2020-10-27 03:28:14,072 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 579 587) no Hoare annotation was computed. [2020-10-27 03:28:14,072 INFO L270 CegarLoopResult]: At program point L449(line 449) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-27 03:28:14,072 INFO L274 CegarLoopResult]: For program point L447(lines 447 453) no Hoare annotation was computed. [2020-10-27 03:28:14,072 INFO L274 CegarLoopResult]: For program point L446(lines 446 456) no Hoare annotation was computed. [2020-10-27 03:28:14,072 INFO L270 CegarLoopResult]: At program point L444(line 444) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-27 03:28:14,073 INFO L274 CegarLoopResult]: For program point L444-1(line 444) no Hoare annotation was computed. [2020-10-27 03:28:14,073 INFO L274 CegarLoopResult]: For program point L442(lines 442 459) no Hoare annotation was computed. [2020-10-27 03:28:14,073 INFO L274 CegarLoopResult]: For program point L442-1(lines 434 462) no Hoare annotation was computed. [2020-10-27 03:28:14,073 INFO L270 CegarLoopResult]: At program point L440(line 440) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-27 03:28:14,073 INFO L274 CegarLoopResult]: For program point L440-1(line 440) no Hoare annotation was computed. [2020-10-27 03:28:14,073 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 434 462) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-27 03:28:14,073 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 434 462) no Hoare annotation was computed. [2020-10-27 03:28:14,073 INFO L274 CegarLoopResult]: For program point L555(lines 555 563) no Hoare annotation was computed. [2020-10-27 03:28:14,074 INFO L274 CegarLoopResult]: For program point L555-2(lines 555 563) no Hoare annotation was computed. [2020-10-27 03:28:14,074 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 547 569) no Hoare annotation was computed. [2020-10-27 03:28:14,074 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 547 569) no Hoare annotation was computed. [2020-10-27 03:28:14,075 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 547 569) no Hoare annotation was computed. [2020-10-27 03:28:14,075 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 426 433) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-27 03:28:14,075 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 426 433) no Hoare annotation was computed. [2020-10-27 03:28:14,075 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 426 433) no Hoare annotation was computed. [2020-10-27 03:28:14,075 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 465 474) no Hoare annotation was computed. [2020-10-27 03:28:14,075 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 465 474) no Hoare annotation was computed. [2020-10-27 03:28:14,075 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 465 474) no Hoare annotation was computed. [2020-10-27 03:28:14,075 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 759 861) no Hoare annotation was computed. [2020-10-27 03:28:14,075 INFO L274 CegarLoopResult]: For program point L824(line 824) no Hoare annotation was computed. [2020-10-27 03:28:14,076 INFO L274 CegarLoopResult]: For program point L824-1(line 824) no Hoare annotation was computed. [2020-10-27 03:28:14,076 INFO L274 CegarLoopResult]: For program point L783(lines 783 787) no Hoare annotation was computed. [2020-10-27 03:28:14,076 INFO L274 CegarLoopResult]: For program point L847(lines 847 858) no Hoare annotation was computed. [2020-10-27 03:28:14,076 INFO L274 CegarLoopResult]: For program point L810(lines 810 814) no Hoare annotation was computed. [2020-10-27 03:28:14,076 INFO L274 CegarLoopResult]: For program point L808-2(lines 808 828) no Hoare annotation was computed. [2020-10-27 03:28:14,076 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 759 861) no Hoare annotation was computed. [2020-10-27 03:28:14,076 INFO L274 CegarLoopResult]: For program point L829(lines 807 830) no Hoare annotation was computed. [2020-10-27 03:28:14,076 INFO L274 CegarLoopResult]: For program point L788(lines 788 804) no Hoare annotation was computed. [2020-10-27 03:28:14,076 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 759 861) no Hoare annotation was computed. [2020-10-27 03:28:14,076 INFO L274 CegarLoopResult]: For program point L848(lines 848 855) no Hoare annotation was computed. [2020-10-27 03:28:14,077 INFO L274 CegarLoopResult]: For program point L809(lines 808 828) no Hoare annotation was computed. [2020-10-27 03:28:14,077 INFO L274 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-10-27 03:28:14,077 INFO L274 CegarLoopResult]: For program point L840-1(line 840) no Hoare annotation was computed. [2020-10-27 03:28:14,077 INFO L274 CegarLoopResult]: For program point L805(lines 805 846) no Hoare annotation was computed. [2020-10-27 03:28:14,077 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:28:14,077 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string68.offset| |old(#t~string68.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~string22.base| |old(#t~string22.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:28:14,077 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:28:14,077 INFO L274 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-27 03:28:14,077 INFO L274 CegarLoopResult]: For program point L157-1(lines 146 162) no Hoare annotation was computed. [2020-10-27 03:28:14,078 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 146 162) no Hoare annotation was computed. [2020-10-27 03:28:14,078 INFO L274 CegarLoopResult]: For program point L153(lines 153 159) no Hoare annotation was computed. [2020-10-27 03:28:14,078 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 146 162) no Hoare annotation was computed. [2020-10-27 03:28:14,078 INFO L274 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-27 03:28:14,078 INFO L274 CegarLoopResult]: For program point L151-1(line 151) no Hoare annotation was computed. [2020-10-27 03:28:14,078 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 570 578) no Hoare annotation was computed. [2020-10-27 03:28:14,078 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 570 578) no Hoare annotation was computed. [2020-10-27 03:28:14,078 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 570 578) no Hoare annotation was computed. [2020-10-27 03:28:14,078 INFO L274 CegarLoopResult]: For program point L530-1(lines 526 537) no Hoare annotation was computed. [2020-10-27 03:28:14,078 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 526 537) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-27 03:28:14,079 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 526 537) no Hoare annotation was computed. [2020-10-27 03:28:14,079 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:28:14,079 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:28:14,079 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:28:14,079 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 538 546) the Hoare annotation is: true [2020-10-27 03:28:14,079 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 538 546) no Hoare annotation was computed. [2020-10-27 03:28:14,079 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 538 546) no Hoare annotation was computed. [2020-10-27 03:28:14,079 INFO L270 CegarLoopResult]: At program point L61(line 61) the Hoare annotation is: (and (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:28:14,079 INFO L274 CegarLoopResult]: For program point L59(lines 58 77) no Hoare annotation was computed. [2020-10-27 03:28:14,080 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 55 78) 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))))) [2020-10-27 03:28:14,080 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2020-10-27 03:28:14,080 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2020-10-27 03:28:14,080 INFO L270 CegarLoopResult]: At program point L68(line 68) 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))))) [2020-10-27 03:28:14,080 INFO L270 CegarLoopResult]: At program point L66(lines 66 72) 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))))) [2020-10-27 03:28:14,080 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 325 354) no Hoare annotation was computed. [2020-10-27 03:28:14,080 INFO L277 CegarLoopResult]: At program point L350(lines 325 354) the Hoare annotation is: true [2020-10-27 03:28:14,080 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 325 354) 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))))) [2020-10-27 03:28:14,081 INFO L274 CegarLoopResult]: For program point L346(line 346) no Hoare annotation was computed. [2020-10-27 03:28:14,081 INFO L274 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-10-27 03:28:14,081 INFO L270 CegarLoopResult]: At program point L339-1(lines 339 343) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:28:14,081 INFO L274 CegarLoopResult]: For program point L336(line 336) no Hoare annotation was computed. [2020-10-27 03:28:14,081 INFO L270 CegarLoopResult]: At program point L335-2(lines 335 349) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:28:14,081 INFO L270 CegarLoopResult]: At program point L331(line 331) 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))))) [2020-10-27 03:28:14,081 INFO L274 CegarLoopResult]: For program point L331-1(line 331) no Hoare annotation was computed. [2020-10-27 03:28:14,081 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 502 513) the Hoare annotation is: true [2020-10-27 03:28:14,081 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 502 513) no Hoare annotation was computed. [2020-10-27 03:28:14,081 INFO L274 CegarLoopResult]: For program point L506-1(lines 502 513) no Hoare annotation was computed. [2020-10-27 03:28:14,081 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 379 385) no Hoare annotation was computed. [2020-10-27 03:28:14,081 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 379 385) the Hoare annotation is: true [2020-10-27 03:28:14,082 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:28:14,082 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-27 03:28:14,082 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:28:14,082 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:28:14,082 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 514 525) no Hoare annotation was computed. [2020-10-27 03:28:14,082 INFO L274 CegarLoopResult]: For program point L518-1(lines 514 525) no Hoare annotation was computed. [2020-10-27 03:28:14,082 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 514 525) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-27 03:28:14,082 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 315 322) no Hoare annotation was computed. [2020-10-27 03:28:14,083 INFO L274 CegarLoopResult]: For program point L319(line 319) no Hoare annotation was computed. [2020-10-27 03:28:14,083 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 315 322) the Hoare annotation is: true [2020-10-27 03:28:14,083 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 315 322) no Hoare annotation was computed. [2020-10-27 03:28:14,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:28:14 BoogieIcfgContainer [2020-10-27 03:28:14,099 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:28:14,101 INFO L168 Benchmark]: Toolchain (without parser) took 37547.96 ms. Allocated memory was 155.2 MB in the beginning and 440.4 MB in the end (delta: 285.2 MB). Free memory was 129.3 MB in the beginning and 236.4 MB in the end (delta: -107.0 MB). Peak memory consumption was 267.7 MB. Max. memory is 8.0 GB. [2020-10-27 03:28:14,102 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 155.2 MB. Free memory is still 129.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:28:14,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.16 ms. Allocated memory is still 155.2 MB. Free memory was 128.8 MB in the beginning and 107.7 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:28:14,104 INFO L168 Benchmark]: Boogie Preprocessor took 148.53 ms. Allocated memory is still 155.2 MB. Free memory was 107.7 MB in the beginning and 103.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:28:14,105 INFO L168 Benchmark]: RCFGBuilder took 1484.94 ms. Allocated memory is still 155.2 MB. Free memory was 103.8 MB in the beginning and 81.2 MB in the end (delta: 22.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 8.0 GB. [2020-10-27 03:28:14,106 INFO L168 Benchmark]: TraceAbstraction took 35191.45 ms. Allocated memory was 155.2 MB in the beginning and 440.4 MB in the end (delta: 285.2 MB). Free memory was 81.2 MB in the beginning and 236.4 MB in the end (delta: -155.2 MB). Peak memory consumption was 218.6 MB. Max. memory is 8.0 GB. [2020-10-27 03:28:14,109 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 155.2 MB. Free memory is still 129.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 711.16 ms. Allocated memory is still 155.2 MB. Free memory was 128.8 MB in the beginning and 107.7 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 148.53 ms. Allocated memory is still 155.2 MB. Free memory was 107.7 MB in the beginning and 103.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1484.94 ms. Allocated memory is still 155.2 MB. Free memory was 103.8 MB in the beginning and 81.2 MB in the end (delta: 22.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 35191.45 ms. Allocated memory was 155.2 MB in the beginning and 440.4 MB in the end (delta: 285.2 MB). Free memory was 81.2 MB in the beginning and 236.4 MB in the end (delta: -155.2 MB). Peak memory consumption was 218.6 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: 893]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 886]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 932]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 939]: 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: 335]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 248 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.6s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 8.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 203 SDtfs, 391 SDslu, 347 SDs, 0 SdLazy, 1137 SolverSat, 257 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=202occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 47 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 262 PreInvPairs, 314 NumberOfFragments, 784 HoareAnnotationTreeSize, 262 FomulaSimplifications, 8351 FormulaSimplificationTreeSizeReduction, 2.1s HoareSimplificationTime, 59 FomulaSimplificationsInter, 9924 FormulaSimplificationTreeSizeReductionInter, 12.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 11.1s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 111 ConstructedInterpolants, 0 QuantifiedInterpolants, 37269 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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...