/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:42:28,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:42:28,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:42:28,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:42:28,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:42:28,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:42:28,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:42:28,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:42:28,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:42:28,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:42:28,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:42:28,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:42:28,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:42:28,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:42:28,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:42:28,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:42:28,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:42:28,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:42:28,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:42:28,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:42:28,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:42:28,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:42:28,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:42:28,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:42:28,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:42:28,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:42:28,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:42:28,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:42:28,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:42:28,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:42:28,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:42:28,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:42:28,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:42:28,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:42:28,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:42:28,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:42:28,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:42:28,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:42:28,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:42:28,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:42:28,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:42:28,786 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:42:28,830 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:42:28,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:42:28,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:42:28,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:42:28,832 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:42:28,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:42:28,832 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:42:28,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:42:28,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:42:28,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:42:28,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:42:28,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:42:28,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:42:28,834 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:42:28,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:42:28,834 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:42:28,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:42:28,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:42:28,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:42:28,835 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:42:28,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:42:28,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:42:28,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:42:28,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:42:28,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:42:28,836 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:42:28,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:42:28,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:42:28,837 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:42:28,837 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:42:29,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:42:29,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:42:29,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:42:29,202 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:42:29,203 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:42:29,203 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product07.cil.c [2020-10-29 11:42:29,274 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0cd924737/8014b655ed694c1ea3b5046661d47ee0/FLAG8843ce973 [2020-10-29 11:42:30,059 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:42:30,060 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product07.cil.c [2020-10-29 11:42:30,073 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0cd924737/8014b655ed694c1ea3b5046661d47ee0/FLAG8843ce973 [2020-10-29 11:42:30,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0cd924737/8014b655ed694c1ea3b5046661d47ee0 [2020-10-29 11:42:30,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:42:30,107 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:42:30,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:42:30,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:42:30,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:42:30,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:42:30" (1/1) ... [2020-10-29 11:42:30,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671a465f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:30, skipping insertion in model container [2020-10-29 11:42:30,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:42:30" (1/1) ... [2020-10-29 11:42:30,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:42:30,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:42:30,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:42:30,499 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:42:30,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:42:30,699 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:42:30,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:30 WrapperNode [2020-10-29 11:42:30,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:42:30,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:42:30,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:42:30,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:42:30,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:30" (1/1) ... [2020-10-29 11:42:30,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:30" (1/1) ... [2020-10-29 11:42:30,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:30" (1/1) ... [2020-10-29 11:42:30,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:30" (1/1) ... [2020-10-29 11:42:30,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:30" (1/1) ... [2020-10-29 11:42:30,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:30" (1/1) ... [2020-10-29 11:42:30,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:30" (1/1) ... [2020-10-29 11:42:30,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:42:30,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:42:30,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:42:30,837 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:42:30,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:30" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:42:30,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:42:30,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:42:30,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:42:30,931 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:42:30,932 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:42:30,932 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:42:30,932 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:42:30,932 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:42:30,932 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:42:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:42:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:42:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:42:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:42:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:42:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:42:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:42:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:42:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:42:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:42:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:42:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:42:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:42:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:42:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:42:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:42:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:42:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:42:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:42:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:42:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:42:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:42:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:42:30,937 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:42:30,937 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:42:30,937 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:42:30,937 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:42:30,937 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:42:30,937 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:42:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:42:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:42:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:42:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:42:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:42:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:42:30,939 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:42:30,939 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:42:30,939 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:42:30,939 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:42:30,939 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:42:30,939 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:42:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:42:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:42:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:42:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:42:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:42:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:42:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:42:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:42:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:42:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:42:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:42:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:42:30,942 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:42:30,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:42:30,942 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:42:30,942 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:42:30,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:42:30,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:42:30,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:42:30,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:42:30,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:42:30,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:42:30,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:42:30,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:42:30,944 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:42:30,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:42:30,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:42:30,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:42:30,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:42:30,944 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:42:30,945 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:42:30,945 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:42:30,945 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:42:30,945 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:42:30,945 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:42:30,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:42:30,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:42:30,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:42:32,308 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:42:32,308 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:42:32,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:42:32 BoogieIcfgContainer [2020-10-29 11:42:32,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:42:32,316 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:42:32,316 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:42:32,320 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:42:32,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:42:30" (1/3) ... [2020-10-29 11:42:32,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aec4ae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:42:32, skipping insertion in model container [2020-10-29 11:42:32,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:30" (2/3) ... [2020-10-29 11:42:32,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aec4ae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:42:32, skipping insertion in model container [2020-10-29 11:42:32,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:42:32" (3/3) ... [2020-10-29 11:42:32,328 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product07.cil.c [2020-10-29 11:42:32,341 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:42:32,348 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:42:32,362 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:42:32,415 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:42:32,415 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:42:32,415 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:42:32,416 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:42:32,416 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:42:32,416 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:42:32,416 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:42:32,416 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:42:32,438 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2020-10-29 11:42:32,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:42:32,448 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:32,448 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:42:32,449 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:42:32,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:32,455 INFO L82 PathProgramCache]: Analyzing trace with hash -36201353, now seen corresponding path program 1 times [2020-10-29 11:42:32,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:32,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [642511733] [2020-10-29 11:42:32,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:32,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:32,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:32,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:33,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:37,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:37,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:42:37,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:42:37,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-29 11:42:37,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:37,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:37,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:42:37,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:37,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:42:37,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:42:38,185 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:38,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:42:38,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:38,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:38,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:38,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:38,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:38,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-29 11:42:38,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:38,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:38,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:38,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:38,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:42:38,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:38,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:42:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:38,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:38,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:38,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:38,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:38,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:38,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:38,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:38,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:38,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:38,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:38,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:38,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:42:38,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:38,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:38,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:38,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:38,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:38,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:38,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:38,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:38,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:38,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:38,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:38,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:38,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:38,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:38,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:38,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:38,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:38,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:38,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:38,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:38,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:38,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:38,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:38,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:38,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:38,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:42:38,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:38,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:38,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:38,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:38,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:38,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:38,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:38,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:38,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:38,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:38,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:38,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:38,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:42:38,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:38,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:38,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:38,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:38,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:38,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:38,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:38,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:38,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:38,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:38,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:38,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:38,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:42:38,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:38,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:38,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:38,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:38,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:38,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:38,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:38,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:38,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:38,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:38,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:38,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:38,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:42:38,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [642511733] [2020-10-29 11:42:38,380 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:42:38,380 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:42:38,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190019533] [2020-10-29 11:42:38,386 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:42:38,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:42:38,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:42:38,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:42:38,403 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 4 states. [2020-10-29 11:42:38,870 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:41,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:41,103 INFO L93 Difference]: Finished difference Result 376 states and 504 transitions. [2020-10-29 11:42:41,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:42:41,107 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:42:41,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:41,127 INFO L225 Difference]: With dead ends: 376 [2020-10-29 11:42:41,128 INFO L226 Difference]: Without dead ends: 242 [2020-10-29 11:42:41,132 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:42:41,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2020-10-29 11:42:41,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 187. [2020-10-29 11:42:41,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2020-10-29 11:42:41,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 224 transitions. [2020-10-29 11:42:41,287 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 224 transitions. Word has length 47 [2020-10-29 11:42:41,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:41,287 INFO L481 AbstractCegarLoop]: Abstraction has 187 states and 224 transitions. [2020-10-29 11:42:41,288 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:42:41,288 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 224 transitions. [2020-10-29 11:42:41,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-29 11:42:41,292 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:41,292 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] [2020-10-29 11:42:41,292 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:42:41,292 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:42:41,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:41,293 INFO L82 PathProgramCache]: Analyzing trace with hash 199100353, now seen corresponding path program 1 times [2020-10-29 11:42:41,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:41,294 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1930671875] [2020-10-29 11:42:41,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:41,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:41,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:42,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:43,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:46,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:46,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-29 11:42:46,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:42:46,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4769 [2020-10-29 11:42:46,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:46,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:46,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:42:46,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:46,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-29 11:42:46,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:46,491 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:46,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:42:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:46,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:46,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:46,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:46,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:46,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-29 11:42:46,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:46,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:46,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:46,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:46,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:42:46,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:46,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:42:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:46,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:46,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:46,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:46,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:46,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:46,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:46,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:46,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:46,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:46,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:46,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:42:46,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:42:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:46,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:46,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:46,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:46,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:46,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:46,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:46,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:46,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:46,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:46,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:46,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:46,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:46,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:46,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:46,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:46,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:46,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:46,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:46,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:46,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:46,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:46,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:46,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:46,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:42:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:46,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:46,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:46,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:46,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:46,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:46,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:46,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:46,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:46,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:46,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:46,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:46,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:42:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:46,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:46,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:46,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:42:46,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:46,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:42:46,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:46,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:46,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:46,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:46,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:42:46,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:46,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:46,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:46,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:46,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:46,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:46,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:46,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:46,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:46,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:46,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:46,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:46,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:46,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:46,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:42:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:46,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:46,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:46,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:46,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:46,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:46,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:46,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:46,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:42:46,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:46,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:46,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:46,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:42:46,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:46,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:46,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:46,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:46,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:46,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:46,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:46,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:46,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:46,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:46,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:46,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:42:46,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:42:46,702 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1930671875] [2020-10-29 11:42:46,703 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:42:46,703 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:42:46,704 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492240140] [2020-10-29 11:42:46,706 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:42:46,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:42:46,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:42:46,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:42:46,707 INFO L87 Difference]: Start difference. First operand 187 states and 224 transitions. Second operand 8 states. [2020-10-29 11:42:47,247 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:48,481 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:42:49,394 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-29 11:42:49,874 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:50,306 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:51,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:51,540 INFO L93 Difference]: Finished difference Result 647 states and 901 transitions. [2020-10-29 11:42:51,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:42:51,542 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-10-29 11:42:51,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:51,550 INFO L225 Difference]: With dead ends: 647 [2020-10-29 11:42:51,550 INFO L226 Difference]: Without dead ends: 484 [2020-10-29 11:42:51,554 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:42:51,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2020-10-29 11:42:51,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 352. [2020-10-29 11:42:51,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 352 states. [2020-10-29 11:42:51,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 436 transitions. [2020-10-29 11:42:51,689 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 436 transitions. Word has length 60 [2020-10-29 11:42:51,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:51,689 INFO L481 AbstractCegarLoop]: Abstraction has 352 states and 436 transitions. [2020-10-29 11:42:51,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:42:51,690 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 436 transitions. [2020-10-29 11:42:51,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-29 11:42:51,694 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:51,694 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:42:51,694 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:42:51,695 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:42:51,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:51,695 INFO L82 PathProgramCache]: Analyzing trace with hash -246684133, now seen corresponding path program 1 times [2020-10-29 11:42:51,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:51,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1317435925] [2020-10-29 11:42:51,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:51,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:51,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:52,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:53,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:55,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:55,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-29 11:42:55,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:42:55,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4050 [2020-10-29 11:42:55,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:55,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:55,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:42:55,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:55,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-29 11:42:55,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:56,213 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:56,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:42:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:56,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:56,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:56,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:56,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:56,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-29 11:42:56,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:56,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:56,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:56,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:56,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:42:56,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:56,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:42:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:56,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:56,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:56,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:56,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:56,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:56,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:56,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:56,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:56,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:56,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:56,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:56,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:42:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:56,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:56,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:56,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:56,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:56,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:56,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:56,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:56,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:56,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:56,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:56,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:56,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:56,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:56,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:56,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:56,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:56,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:56,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:56,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:56,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:56,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:56,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:56,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:56,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:42:56,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:56,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:56,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:56,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:56,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:56,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:56,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:56,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:56,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:56,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:56,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:56,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:56,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:42:56,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:56,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:56,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:56,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:56,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:56,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:56,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:56,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:56,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:56,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:56,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:56,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:56,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:42:56,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:56,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:56,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:56,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:56,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:42:56,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:42:56,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:42:56,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:56,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:56,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:42:56,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:42:56,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:42:56,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:56,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:56,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:56,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:56,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:56,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:56,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 11:42:56,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:56,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:56,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:56,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:56,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:56,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:56,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 11:42:56,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:56,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:56,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:56,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:56,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:56,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:56,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:56,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:56,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:56,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:56,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:56,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:56,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 11:42:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:56,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:56,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:56,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:56,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:56,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:42:56,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:56,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:56,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:42:56,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:56,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:56,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:56,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:42:56,569 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1317435925] [2020-10-29 11:42:56,569 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:42:56,569 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:42:56,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159175096] [2020-10-29 11:42:56,570 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:42:56,570 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:42:56,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:42:56,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:42:56,572 INFO L87 Difference]: Start difference. First operand 352 states and 436 transitions. Second operand 10 states. [2020-10-29 11:42:57,145 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:58,653 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-29 11:42:59,076 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:59,422 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:42:59,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:59,660 INFO L93 Difference]: Finished difference Result 596 states and 780 transitions. [2020-10-29 11:42:59,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:42:59,662 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 64 [2020-10-29 11:42:59,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:59,663 INFO L225 Difference]: With dead ends: 596 [2020-10-29 11:42:59,664 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:42:59,667 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:42:59,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:42:59,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:42:59,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:42:59,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:42:59,669 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-10-29 11:42:59,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:59,671 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:42:59,671 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:42:59,671 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:42:59,671 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:42:59,671 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:42:59,674 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:43:03,010 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:43:03,290 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:03,557 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:43:03,831 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:04,307 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:43:04,614 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 9 [2020-10-29 11:43:05,084 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:43:05,339 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:43:05,676 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:06,228 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-29 11:43:06,490 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:43:06,761 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:43:07,266 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 8 [2020-10-29 11:43:07,547 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:08,070 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 8 [2020-10-29 11:43:08,589 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-29 11:43:08,851 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:43:09,123 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:09,599 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:43:10,143 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:43:10,415 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:10,932 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:43:11,209 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:11,494 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:11,762 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:12,297 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-29 11:43:12,833 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-29 11:43:12,837 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:43:12,837 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:43:12,838 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:43:12,838 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:43:12,838 INFO L274 CegarLoopResult]: For program point L384(lines 384 388) no Hoare annotation was computed. [2020-10-29 11:43:12,838 INFO L274 CegarLoopResult]: For program point L384-1(lines 384 388) no Hoare annotation was computed. [2020-10-29 11:43:12,838 INFO L274 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-10-29 11:43:12,838 INFO L274 CegarLoopResult]: For program point L378-2(lines 378 399) no Hoare annotation was computed. [2020-10-29 11:43:12,838 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 353 408) no Hoare annotation was computed. [2020-10-29 11:43:12,839 INFO L274 CegarLoopResult]: For program point L400(lines 377 401) no Hoare annotation was computed. [2020-10-29 11:43:12,839 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 353 408) no Hoare annotation was computed. [2020-10-29 11:43:12,839 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 353 408) no Hoare annotation was computed. [2020-10-29 11:43:12,839 INFO L274 CegarLoopResult]: For program point L441(lines 441 445) no Hoare annotation was computed. [2020-10-29 11:43:12,839 INFO L274 CegarLoopResult]: For program point L441-1(lines 441 445) no Hoare annotation was computed. [2020-10-29 11:43:12,839 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 409 468) no Hoare annotation was computed. [2020-10-29 11:43:12,839 INFO L274 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-10-29 11:43:12,839 INFO L274 CegarLoopResult]: For program point L435-2(lines 435 460) no Hoare annotation was computed. [2020-10-29 11:43:12,839 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 409 468) no Hoare annotation was computed. [2020-10-29 11:43:12,839 INFO L274 CegarLoopResult]: For program point L461(lines 434 462) no Hoare annotation was computed. [2020-10-29 11:43:12,839 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 409 468) no Hoare annotation was computed. [2020-10-29 11:43:12,840 INFO L274 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-29 11:43:12,840 INFO L274 CegarLoopResult]: For program point L454-1(line 454) no Hoare annotation was computed. [2020-10-29 11:43:12,840 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2020-10-29 11:43:12,840 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-29 11:43:12,840 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2020-10-29 11:43:12,840 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2020-10-29 11:43:12,840 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2020-10-29 11:43:12,840 INFO L270 CegarLoopResult]: At program point L289(line 289) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:43:12,840 INFO L274 CegarLoopResult]: For program point L287(lines 287 293) no Hoare annotation was computed. [2020-10-29 11:43:12,841 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 275 299) the Hoare annotation is: true [2020-10-29 11:43:12,841 INFO L270 CegarLoopResult]: At program point L285(line 285) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:12,841 INFO L274 CegarLoopResult]: For program point L285-1(line 285) no Hoare annotation was computed. [2020-10-29 11:43:12,841 INFO L274 CegarLoopResult]: For program point L283(lines 283 296) no Hoare annotation was computed. [2020-10-29 11:43:12,841 INFO L274 CegarLoopResult]: For program point L283-1(lines 275 299) no Hoare annotation was computed. [2020-10-29 11:43:12,841 INFO L277 CegarLoopResult]: At program point L281(line 281) the Hoare annotation is: true [2020-10-29 11:43:12,841 INFO L274 CegarLoopResult]: For program point L281-1(line 281) no Hoare annotation was computed. [2020-10-29 11:43:12,841 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 275 299) no Hoare annotation was computed. [2020-10-29 11:43:12,841 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 157 179) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:12,842 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 157 179) no Hoare annotation was computed. [2020-10-29 11:43:12,842 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 157 179) no Hoare annotation was computed. [2020-10-29 11:43:12,842 INFO L270 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:12,842 INFO L270 CegarLoopResult]: At program point L169-1(line 169) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:12,842 INFO L274 CegarLoopResult]: For program point L167(lines 167 174) no Hoare annotation was computed. [2020-10-29 11:43:12,842 INFO L274 CegarLoopResult]: For program point L167-1(lines 167 174) no Hoare annotation was computed. [2020-10-29 11:43:12,842 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-29 11:43:12,843 INFO L270 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:12,843 INFO L270 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:12,843 INFO L270 CegarLoopResult]: At program point L163-1(line 163) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:12,843 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-29 11:43:12,843 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-29 11:43:12,843 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 115 138) no Hoare annotation was computed. [2020-10-29 11:43:12,843 INFO L274 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-29 11:43:12,843 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-29 11:43:12,844 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-10-29 11:43:12,844 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 115 138) no Hoare annotation was computed. [2020-10-29 11:43:12,844 INFO L274 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-29 11:43:12,844 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 115 138) no Hoare annotation was computed. [2020-10-29 11:43:12,844 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-29 11:43:12,844 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-10-29 11:43:12,844 INFO L274 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-29 11:43:12,844 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-29 11:43:12,844 INFO L274 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-29 11:43:12,844 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-29 11:43:12,845 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-29 11:43:12,845 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-29 11:43:12,845 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 869 883) no Hoare annotation was computed. [2020-10-29 11:43:12,845 INFO L270 CegarLoopResult]: At program point L875(line 875) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:43:12,845 INFO L274 CegarLoopResult]: For program point L873(lines 873 879) no Hoare annotation was computed. [2020-10-29 11:43:12,845 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 869 883) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:43:12,845 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 869 883) no Hoare annotation was computed. [2020-10-29 11:43:12,845 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 824 832) no Hoare annotation was computed. [2020-10-29 11:43:12,845 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 824 832) the Hoare annotation is: true [2020-10-29 11:43:12,846 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 824 832) no Hoare annotation was computed. [2020-10-29 11:43:12,846 INFO L274 CegarLoopResult]: For program point L863(line 863) no Hoare annotation was computed. [2020-10-29 11:43:12,846 INFO L274 CegarLoopResult]: For program point L863-1(line 863) no Hoare annotation was computed. [2020-10-29 11:43:12,846 INFO L274 CegarLoopResult]: For program point L852(lines 852 860) no Hoare annotation was computed. [2020-10-29 11:43:12,846 INFO L274 CegarLoopResult]: For program point L852-2(lines 852 860) no Hoare annotation was computed. [2020-10-29 11:43:12,846 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 833 868) no Hoare annotation was computed. [2020-10-29 11:43:12,846 INFO L274 CegarLoopResult]: For program point L840(lines 840 848) no Hoare annotation was computed. [2020-10-29 11:43:12,846 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 833 868) no Hoare annotation was computed. [2020-10-29 11:43:12,846 INFO L274 CegarLoopResult]: For program point L840-2(lines 840 848) no Hoare annotation was computed. [2020-10-29 11:43:12,846 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 833 868) no Hoare annotation was computed. [2020-10-29 11:43:12,846 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2020-10-29 11:43:12,846 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2020-10-29 11:43:12,846 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 307 352) no Hoare annotation was computed. [2020-10-29 11:43:12,846 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 307 352) no Hoare annotation was computed. [2020-10-29 11:43:12,847 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 307 352) no Hoare annotation was computed. [2020-10-29 11:43:12,847 INFO L274 CegarLoopResult]: For program point L640(lines 640 647) no Hoare annotation was computed. [2020-10-29 11:43:12,847 INFO L274 CegarLoopResult]: For program point L634(lines 634 654) no Hoare annotation was computed. [2020-10-29 11:43:12,847 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 620 665) no Hoare annotation was computed. [2020-10-29 11:43:12,847 INFO L274 CegarLoopResult]: For program point L634-1(lines 634 654) no Hoare annotation was computed. [2020-10-29 11:43:12,847 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 644 645) no Hoare annotation was computed. [2020-10-29 11:43:12,847 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 651 652) no Hoare annotation was computed. [2020-10-29 11:43:12,847 INFO L274 CegarLoopResult]: For program point L651(lines 651 652) no Hoare annotation was computed. [2020-10-29 11:43:12,847 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 620 665) no Hoare annotation was computed. [2020-10-29 11:43:12,847 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 620 665) no Hoare annotation was computed. [2020-10-29 11:43:12,847 INFO L274 CegarLoopResult]: For program point L644(lines 644 645) no Hoare annotation was computed. [2020-10-29 11:43:12,847 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 147 156) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:12,848 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 147 156) no Hoare annotation was computed. [2020-10-29 11:43:12,848 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 147 156) no Hoare annotation was computed. [2020-10-29 11:43:12,848 INFO L274 CegarLoopResult]: For program point L818-1(line 818) no Hoare annotation was computed. [2020-10-29 11:43:12,848 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 813 823) the Hoare annotation is: true [2020-10-29 11:43:12,848 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 813 823) no Hoare annotation was computed. [2020-10-29 11:43:12,848 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 813 823) no Hoare annotation was computed. [2020-10-29 11:43:12,848 INFO L277 CegarLoopResult]: At program point L818(line 818) the Hoare annotation is: true [2020-10-29 11:43:12,848 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 805 812) the Hoare annotation is: true [2020-10-29 11:43:12,848 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 805 812) no Hoare annotation was computed. [2020-10-29 11:43:12,848 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 805 812) no Hoare annotation was computed. [2020-10-29 11:43:12,848 INFO L270 CegarLoopResult]: At program point L791(line 791) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:12,848 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 772 796) no Hoare annotation was computed. [2020-10-29 11:43:12,849 INFO L274 CegarLoopResult]: For program point L791-1(lines 772 796) no Hoare annotation was computed. [2020-10-29 11:43:12,849 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 772 796) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:12,849 INFO L270 CegarLoopResult]: At program point L786(line 786) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:43:12,849 INFO L270 CegarLoopResult]: At program point L782(line 782) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:43:12,849 INFO L274 CegarLoopResult]: For program point L780(lines 780 788) no Hoare annotation was computed. [2020-10-29 11:43:12,849 INFO L270 CegarLoopResult]: At program point L778(line 778) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:43:12,849 INFO L274 CegarLoopResult]: For program point L778-1(line 778) no Hoare annotation was computed. [2020-10-29 11:43:12,849 INFO L274 CegarLoopResult]: For program point L776(lines 776 793) no Hoare annotation was computed. [2020-10-29 11:43:12,849 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 764 770) no Hoare annotation was computed. [2020-10-29 11:43:12,849 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 764 770) the Hoare annotation is: true [2020-10-29 11:43:12,849 INFO L270 CegarLoopResult]: At program point testENTRY(lines 668 733) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:12,850 INFO L270 CegarLoopResult]: At program point L700(line 700) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:12,850 INFO L274 CegarLoopResult]: For program point L698(lines 698 704) no Hoare annotation was computed. [2020-10-29 11:43:12,850 INFO L274 CegarLoopResult]: For program point L698-1(lines 698 704) no Hoare annotation was computed. [2020-10-29 11:43:12,850 INFO L274 CegarLoopResult]: For program point testFINAL(lines 668 733) no Hoare annotation was computed. [2020-10-29 11:43:12,850 INFO L270 CegarLoopResult]: At program point L723(lines 678 725) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:12,850 INFO L270 CegarLoopResult]: At program point L690(line 690) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:12,850 INFO L274 CegarLoopResult]: For program point L688(lines 688 694) no Hoare annotation was computed. [2020-10-29 11:43:12,850 INFO L274 CegarLoopResult]: For program point L688-1(lines 688 694) no Hoare annotation was computed. [2020-10-29 11:43:12,851 INFO L274 CegarLoopResult]: For program point L680(lines 680 684) no Hoare annotation was computed. [2020-10-29 11:43:12,851 INFO L270 CegarLoopResult]: At program point L726(lines 677 727) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:12,851 INFO L270 CegarLoopResult]: At program point L716(line 716) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:12,851 INFO L274 CegarLoopResult]: For program point L714(lines 714 720) no Hoare annotation was computed. [2020-10-29 11:43:12,851 INFO L270 CegarLoopResult]: At program point L714-1(lines 708 721) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:12,851 INFO L274 CegarLoopResult]: For program point L679(lines 678 725) no Hoare annotation was computed. [2020-10-29 11:43:12,851 INFO L274 CegarLoopResult]: For program point L708(lines 708 721) no Hoare annotation was computed. [2020-10-29 11:43:12,851 INFO L274 CegarLoopResult]: For program point testEXIT(lines 668 733) no Hoare annotation was computed. [2020-10-29 11:43:12,851 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 598 599) no Hoare annotation was computed. [2020-10-29 11:43:12,852 INFO L274 CegarLoopResult]: For program point L605(lines 605 606) no Hoare annotation was computed. [2020-10-29 11:43:12,852 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 605 606) no Hoare annotation was computed. [2020-10-29 11:43:12,852 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 574 619) no Hoare annotation was computed. [2020-10-29 11:43:12,852 INFO L274 CegarLoopResult]: For program point L598(lines 598 599) no Hoare annotation was computed. [2020-10-29 11:43:12,852 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 574 619) no Hoare annotation was computed. [2020-10-29 11:43:12,852 INFO L274 CegarLoopResult]: For program point L594(lines 594 601) no Hoare annotation was computed. [2020-10-29 11:43:12,852 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 574 619) no Hoare annotation was computed. [2020-10-29 11:43:12,852 INFO L274 CegarLoopResult]: For program point L588(lines 588 608) no Hoare annotation was computed. [2020-10-29 11:43:12,852 INFO L274 CegarLoopResult]: For program point L588-1(lines 588 608) no Hoare annotation was computed. [2020-10-29 11:43:12,852 INFO L274 CegarLoopResult]: For program point L249(lines 249 257) no Hoare annotation was computed. [2020-10-29 11:43:12,852 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 241 263) no Hoare annotation was computed. [2020-10-29 11:43:12,853 INFO L274 CegarLoopResult]: For program point L249-2(lines 249 257) no Hoare annotation was computed. [2020-10-29 11:43:12,853 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 241 263) no Hoare annotation was computed. [2020-10-29 11:43:12,853 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 241 263) no Hoare annotation was computed. [2020-10-29 11:43:12,853 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2020-10-29 11:43:12,853 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2020-10-29 11:43:12,853 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2020-10-29 11:43:12,853 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 471 573) no Hoare annotation was computed. [2020-10-29 11:43:12,853 INFO L274 CegarLoopResult]: For program point L541(lines 519 542) no Hoare annotation was computed. [2020-10-29 11:43:12,853 INFO L274 CegarLoopResult]: For program point L500(lines 500 516) no Hoare annotation was computed. [2020-10-29 11:43:12,853 INFO L274 CegarLoopResult]: For program point L560(lines 560 567) no Hoare annotation was computed. [2020-10-29 11:43:12,853 INFO L274 CegarLoopResult]: For program point L521(lines 520 540) no Hoare annotation was computed. [2020-10-29 11:43:12,854 INFO L274 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-10-29 11:43:12,854 INFO L274 CegarLoopResult]: For program point L552-1(line 552) no Hoare annotation was computed. [2020-10-29 11:43:12,854 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 471 573) no Hoare annotation was computed. [2020-10-29 11:43:12,854 INFO L274 CegarLoopResult]: For program point L517(lines 517 558) no Hoare annotation was computed. [2020-10-29 11:43:12,854 INFO L274 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-10-29 11:43:12,854 INFO L274 CegarLoopResult]: For program point L536-1(line 536) no Hoare annotation was computed. [2020-10-29 11:43:12,854 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 471 573) no Hoare annotation was computed. [2020-10-29 11:43:12,854 INFO L274 CegarLoopResult]: For program point L495(lines 495 499) no Hoare annotation was computed. [2020-10-29 11:43:12,854 INFO L274 CegarLoopResult]: For program point L559(lines 559 570) no Hoare annotation was computed. [2020-10-29 11:43:12,854 INFO L274 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-10-29 11:43:12,854 INFO L274 CegarLoopResult]: For program point L520-2(lines 520 540) no Hoare annotation was computed. [2020-10-29 11:43:12,855 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:12,855 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~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~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.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~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:43:12,855 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:12,855 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 797 804) no Hoare annotation was computed. [2020-10-29 11:43:12,855 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 797 804) no Hoare annotation was computed. [2020-10-29 11:43:12,855 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 797 804) no Hoare annotation was computed. [2020-10-29 11:43:12,855 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 264 272) the Hoare annotation is: true [2020-10-29 11:43:12,856 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 264 272) no Hoare annotation was computed. [2020-10-29 11:43:12,856 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 264 272) no Hoare annotation was computed. [2020-10-29 11:43:12,856 INFO L274 CegarLoopResult]: For program point L224-1(lines 220 231) no Hoare annotation was computed. [2020-10-29 11:43:12,856 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 220 231) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:43:12,856 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 220 231) no Hoare annotation was computed. [2020-10-29 11:43:12,856 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:12,856 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:43:12,856 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:12,856 INFO L270 CegarLoopResult]: At program point L753(line 753) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:12,857 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 740 763) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:12,857 INFO L270 CegarLoopResult]: At program point L751(lines 751 757) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:12,857 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 740 763) no Hoare annotation was computed. [2020-10-29 11:43:12,857 INFO L270 CegarLoopResult]: At program point L746(line 746) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:43:12,857 INFO L274 CegarLoopResult]: For program point L744(lines 743 762) no Hoare annotation was computed. [2020-10-29 11:43:12,857 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 740 763) no Hoare annotation was computed. [2020-10-29 11:43:12,857 INFO L274 CegarLoopResult]: For program point L96(lines 96 100) no Hoare annotation was computed. [2020-10-29 11:43:12,857 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 82 111) no Hoare annotation was computed. [2020-10-29 11:43:12,857 INFO L270 CegarLoopResult]: At program point L96-1(lines 96 100) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:12,857 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-29 11:43:12,858 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 82 111) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:12,858 INFO L270 CegarLoopResult]: At program point L92-2(lines 92 106) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:12,858 INFO L270 CegarLoopResult]: At program point L88(line 88) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:12,858 INFO L274 CegarLoopResult]: For program point L88-1(line 88) no Hoare annotation was computed. [2020-10-29 11:43:12,858 INFO L277 CegarLoopResult]: At program point L107(lines 82 111) the Hoare annotation is: true [2020-10-29 11:43:12,858 INFO L274 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-29 11:43:12,858 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 232 240) the Hoare annotation is: true [2020-10-29 11:43:12,858 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 232 240) no Hoare annotation was computed. [2020-10-29 11:43:12,858 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 232 240) no Hoare annotation was computed. [2020-10-29 11:43:12,858 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 196 207) the Hoare annotation is: true [2020-10-29 11:43:12,859 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 196 207) no Hoare annotation was computed. [2020-10-29 11:43:12,859 INFO L274 CegarLoopResult]: For program point L200-1(lines 196 207) no Hoare annotation was computed. [2020-10-29 11:43:12,859 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 139 145) no Hoare annotation was computed. [2020-10-29 11:43:12,859 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 139 145) the Hoare annotation is: true [2020-10-29 11:43:12,859 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:12,859 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:43:12,859 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:43:12,859 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:12,859 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 208 219) no Hoare annotation was computed. [2020-10-29 11:43:12,860 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 208 219) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:12,860 INFO L274 CegarLoopResult]: For program point L212-1(lines 208 219) no Hoare annotation was computed. [2020-10-29 11:43:12,860 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 181 188) no Hoare annotation was computed. [2020-10-29 11:43:12,860 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-29 11:43:12,860 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 181 188) the Hoare annotation is: true [2020-10-29 11:43:12,860 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 181 188) no Hoare annotation was computed. [2020-10-29 11:43:12,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:43:12 BoogieIcfgContainer [2020-10-29 11:43:12,876 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:43:12,878 INFO L168 Benchmark]: Toolchain (without parser) took 42776.36 ms. Allocated memory was 153.1 MB in the beginning and 641.7 MB in the end (delta: 488.6 MB). Free memory was 127.2 MB in the beginning and 601.1 MB in the end (delta: -473.9 MB). Peak memory consumption was 385.7 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:12,878 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 153.1 MB. Free memory is still 127.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:43:12,879 INFO L168 Benchmark]: CACSL2BoogieTranslator took 589.49 ms. Allocated memory is still 153.1 MB. Free memory was 126.4 MB in the beginning and 106.2 MB in the end (delta: 20.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:12,880 INFO L168 Benchmark]: Boogie Preprocessor took 134.23 ms. Allocated memory is still 153.1 MB. Free memory was 106.2 MB in the beginning and 102.5 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:12,881 INFO L168 Benchmark]: RCFGBuilder took 1477.02 ms. Allocated memory is still 153.1 MB. Free memory was 102.3 MB in the beginning and 51.7 MB in the end (delta: 50.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:12,882 INFO L168 Benchmark]: TraceAbstraction took 40560.10 ms. Allocated memory was 153.1 MB in the beginning and 641.7 MB in the end (delta: 488.6 MB). Free memory was 51.2 MB in the beginning and 601.1 MB in the end (delta: -549.9 MB). Peak memory consumption was 308.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:12,886 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 153.1 MB. Free memory is still 127.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 589.49 ms. Allocated memory is still 153.1 MB. Free memory was 126.4 MB in the beginning and 106.2 MB in the end (delta: 20.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 134.23 ms. Allocated memory is still 153.1 MB. Free memory was 106.2 MB in the beginning and 102.5 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1477.02 ms. Allocated memory is still 153.1 MB. Free memory was 102.3 MB in the beginning and 51.7 MB in the end (delta: 50.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 40560.10 ms. Allocated memory was 153.1 MB in the beginning and 641.7 MB in the end (delta: 488.6 MB). Free memory was 51.2 MB in the beginning and 601.1 MB in the end (delta: -549.9 MB). Peak memory consumption was 308.9 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: 605]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 598]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 644]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 651]: 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: 82]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 222 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.2s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 10.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 280 SDtfs, 700 SDslu, 274 SDs, 0 SdLazy, 1269 SolverSat, 472 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=352occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 187 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 466 PreInvPairs, 554 NumberOfFragments, 695 HoareAnnotationTreeSize, 466 FomulaSimplifications, 25086 FormulaSimplificationTreeSizeReduction, 2.7s HoareSimplificationTime, 53 FomulaSimplificationsInter, 17360 FormulaSimplificationTreeSizeReductionInter, 10.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 15.7s InterpolantComputationTime, 171 NumberOfCodeBlocks, 171 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 168 ConstructedInterpolants, 0 QuantifiedInterpolants, 59898 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...