/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 21:00:24,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 21:00:24,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 21:00:24,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 21:00:24,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 21:00:24,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 21:00:24,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 21:00:24,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 21:00:24,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 21:00:24,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 21:00:24,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 21:00:24,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 21:00:24,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 21:00:24,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 21:00:24,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 21:00:24,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 21:00:24,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 21:00:24,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 21:00:24,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 21:00:24,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 21:00:24,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 21:00:24,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 21:00:24,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 21:00:24,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 21:00:24,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 21:00:24,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 21:00:24,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 21:00:24,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 21:00:24,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 21:00:24,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 21:00:24,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 21:00:24,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 21:00:24,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 21:00:24,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 21:00:24,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 21:00:24,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 21:00:24,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 21:00:24,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 21:00:24,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 21:00:24,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 21:00:24,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 21:00:24,800 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 [2020-08-18 21:00:24,837 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 21:00:24,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 21:00:24,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 21:00:24,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 21:00:24,839 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 21:00:24,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 21:00:24,840 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 21:00:24,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 21:00:24,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 21:00:24,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 21:00:24,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 21:00:24,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 21:00:24,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 21:00:24,842 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 21:00:24,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 21:00:24,843 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 21:00:24,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 21:00:24,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 21:00:24,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 21:00:24,843 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 21:00:24,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 21:00:24,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 21:00:24,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 21:00:24,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 21:00:24,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 21:00:24,845 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 21:00:24,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 21:00:24,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 21:00:24,845 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 21:00:24,845 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=DEEPEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=DEEPEST; [2020-08-18 21:00:25,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 21:00:25,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 21:00:25,160 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 21:00:25,162 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 21:00:25,162 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 21:00:25,163 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c [2020-08-18 21:00:25,214 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ac2015c97/257f2660bfcf48c3a1797fec3830e1a4/FLAGc4ac663b7 [2020-08-18 21:00:25,737 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 21:00:25,738 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c [2020-08-18 21:00:25,751 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ac2015c97/257f2660bfcf48c3a1797fec3830e1a4/FLAGc4ac663b7 [2020-08-18 21:00:26,036 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ac2015c97/257f2660bfcf48c3a1797fec3830e1a4 [2020-08-18 21:00:26,045 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 21:00:26,047 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 21:00:26,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 21:00:26,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 21:00:26,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 21:00:26,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:00:26" (1/1) ... [2020-08-18 21:00:26,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27030054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:26, skipping insertion in model container [2020-08-18 21:00:26,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:00:26" (1/1) ... [2020-08-18 21:00:26,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 21:00:26,140 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 21:00:26,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 21:00:26,560 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 21:00:26,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 21:00:26,798 INFO L208 MainTranslator]: Completed translation [2020-08-18 21:00:26,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:26 WrapperNode [2020-08-18 21:00:26,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 21:00:26,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 21:00:26,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 21:00:26,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 21:00:26,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:26" (1/1) ... [2020-08-18 21:00:26,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:26" (1/1) ... [2020-08-18 21:00:26,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:26" (1/1) ... [2020-08-18 21:00:26,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:26" (1/1) ... [2020-08-18 21:00:26,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:26" (1/1) ... [2020-08-18 21:00:26,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:26" (1/1) ... [2020-08-18 21:00:26,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:26" (1/1) ... [2020-08-18 21:00:26,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 21:00:26,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 21:00:26,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 21:00:26,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 21:00:26,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:26" (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 [2020-08-18 21:00:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 21:00:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 21:00:26,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-18 21:00:26,960 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-18 21:00:26,960 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-18 21:00:26,960 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-18 21:00:26,960 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-18 21:00:26,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-18 21:00:26,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-18 21:00:26,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-18 21:00:26,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-18 21:00:26,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-18 21:00:26,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-18 21:00:26,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-18 21:00:26,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-18 21:00:26,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-18 21:00:26,962 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-18 21:00:26,962 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-18 21:00:26,963 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-18 21:00:26,963 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-18 21:00:26,963 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-18 21:00:26,964 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-18 21:00:26,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-18 21:00:26,964 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-18 21:00:26,964 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-18 21:00:26,964 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-18 21:00:26,966 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-18 21:00:26,966 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 21:00:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-18 21:00:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-08-18 21:00:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-18 21:00:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-08-18 21:00:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-18 21:00:26,968 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-18 21:00:26,968 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-18 21:00:26,968 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-18 21:00:26,968 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-18 21:00:26,969 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-18 21:00:26,969 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 21:00:26,969 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 21:00:26,969 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-18 21:00:26,969 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-18 21:00:26,970 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-18 21:00:26,970 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-18 21:00:26,970 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-18 21:00:26,970 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-18 21:00:26,971 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 21:00:26,972 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 21:00:26,972 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-18 21:00:26,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 21:00:26,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 21:00:26,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 21:00:26,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 21:00:26,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-18 21:00:26,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 21:00:26,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-18 21:00:26,974 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-18 21:00:26,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 21:00:26,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-18 21:00:26,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-18 21:00:26,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 21:00:26,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-18 21:00:26,976 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-18 21:00:26,976 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-18 21:00:26,976 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-18 21:00:26,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-18 21:00:26,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-18 21:00:26,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-18 21:00:26,977 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-18 21:00:26,977 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-18 21:00:26,977 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-18 21:00:26,977 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-18 21:00:26,978 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-18 21:00:26,978 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-18 21:00:26,979 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-18 21:00:26,979 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-18 21:00:26,979 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-18 21:00:26,980 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-18 21:00:26,980 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-18 21:00:26,980 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-18 21:00:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 21:00:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-18 21:00:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-18 21:00:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-18 21:00:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-08-18 21:00:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-18 21:00:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-08-18 21:00:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 21:00:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 21:00:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 21:00:27,975 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 21:00:27,975 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-18 21:00:27,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:00:27 BoogieIcfgContainer [2020-08-18 21:00:27,980 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 21:00:27,981 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 21:00:27,981 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 21:00:27,984 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 21:00:27,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 09:00:26" (1/3) ... [2020-08-18 21:00:27,985 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e4e99fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 09:00:27, skipping insertion in model container [2020-08-18 21:00:27,986 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:26" (2/3) ... [2020-08-18 21:00:27,986 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e4e99fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 09:00:27, skipping insertion in model container [2020-08-18 21:00:27,986 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:00:27" (3/3) ... [2020-08-18 21:00:27,988 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product13.cil.c [2020-08-18 21:00:27,997 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 21:00:28,005 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 21:00:28,018 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 21:00:28,042 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 21:00:28,042 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 21:00:28,042 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 21:00:28,043 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 21:00:28,043 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 21:00:28,043 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 21:00:28,043 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 21:00:28,043 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 21:00:28,064 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2020-08-18 21:00:28,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-18 21:00:28,074 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:00:28,075 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:00:28,075 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:00:28,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:00:28,082 INFO L82 PathProgramCache]: Analyzing trace with hash -1595461522, now seen corresponding path program 1 times [2020-08-18 21:00:28,090 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:00:28,091 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1833728778] [2020-08-18 21:00:28,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:00:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,729 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:00:28,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 21:00:28,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 21:00:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 21:00:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 21:00:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 21:00:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-18 21:00:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-18 21:00:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-18 21:00:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,887 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 21:00:28,888 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1833728778] [2020-08-18 21:00:28,891 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:00:28,891 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 21:00:28,892 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261635909] [2020-08-18 21:00:28,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-18 21:00:28,899 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:00:28,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-18 21:00:28,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 21:00:28,936 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 4 states. [2020-08-18 21:00:29,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:00:29,885 INFO L93 Difference]: Finished difference Result 249 states and 322 transitions. [2020-08-18 21:00:29,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-18 21:00:29,887 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-18 21:00:29,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:00:29,903 INFO L225 Difference]: With dead ends: 249 [2020-08-18 21:00:29,903 INFO L226 Difference]: Without dead ends: 138 [2020-08-18 21:00:29,908 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 21:00:29,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-08-18 21:00:30,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 112. [2020-08-18 21:00:30,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-08-18 21:00:30,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 130 transitions. [2020-08-18 21:00:30,020 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 130 transitions. Word has length 59 [2020-08-18 21:00:30,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:00:30,021 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 130 transitions. [2020-08-18 21:00:30,021 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-18 21:00:30,021 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 130 transitions. [2020-08-18 21:00:30,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-18 21:00:30,028 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:00:30,028 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:00:30,029 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 21:00:30,029 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:00:30,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:00:30,029 INFO L82 PathProgramCache]: Analyzing trace with hash 656370565, now seen corresponding path program 1 times [2020-08-18 21:00:30,030 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:00:30,030 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [90782225] [2020-08-18 21:00:30,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:00:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:30,428 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:00:30,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:30,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 21:00:30,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:30,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 21:00:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:30,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 21:00:30,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:30,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 21:00:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:30,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 21:00:30,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:30,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-18 21:00:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:30,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:30,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:30,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-18 21:00:30,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:30,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-18 21:00:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:30,539 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 21:00:30,540 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [90782225] [2020-08-18 21:00:30,542 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:00:30,542 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 21:00:30,543 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535285675] [2020-08-18 21:00:30,545 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 21:00:30,549 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:00:30,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 21:00:30,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 21:00:30,550 INFO L87 Difference]: Start difference. First operand 112 states and 130 transitions. Second operand 5 states. [2020-08-18 21:00:31,012 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 21:00:31,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:00:31,698 INFO L93 Difference]: Finished difference Result 194 states and 234 transitions. [2020-08-18 21:00:31,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 21:00:31,699 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-08-18 21:00:31,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:00:31,701 INFO L225 Difference]: With dead ends: 194 [2020-08-18 21:00:31,702 INFO L226 Difference]: Without dead ends: 128 [2020-08-18 21:00:31,703 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-18 21:00:31,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-08-18 21:00:31,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 103. [2020-08-18 21:00:31,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-08-18 21:00:31,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 118 transitions. [2020-08-18 21:00:31,736 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 118 transitions. Word has length 60 [2020-08-18 21:00:31,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:00:31,737 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 118 transitions. [2020-08-18 21:00:31,737 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 21:00:31,737 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 118 transitions. [2020-08-18 21:00:31,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-18 21:00:31,740 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:00:31,740 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:00:31,740 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 21:00:31,741 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:00:31,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:00:31,741 INFO L82 PathProgramCache]: Analyzing trace with hash 164051159, now seen corresponding path program 1 times [2020-08-18 21:00:31,741 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:00:31,742 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1449941722] [2020-08-18 21:00:31,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:00:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,118 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:00:32,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 21:00:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 21:00:32,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 21:00:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 21:00:32,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 21:00:32,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 21:00:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:32,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-18 21:00:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-18 21:00:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,234 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 21:00:32,234 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1449941722] [2020-08-18 21:00:32,235 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:00:32,235 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 21:00:32,235 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642715804] [2020-08-18 21:00:32,236 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 21:00:32,236 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:00:32,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 21:00:32,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 21:00:32,237 INFO L87 Difference]: Start difference. First operand 103 states and 118 transitions. Second operand 9 states. [2020-08-18 21:00:32,621 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 21:00:32,941 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:33,206 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:33,428 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:34,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:00:34,377 INFO L93 Difference]: Finished difference Result 203 states and 249 transitions. [2020-08-18 21:00:34,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 21:00:34,385 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-18 21:00:34,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:00:34,387 INFO L225 Difference]: With dead ends: 203 [2020-08-18 21:00:34,387 INFO L226 Difference]: Without dead ends: 128 [2020-08-18 21:00:34,388 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-18 21:00:34,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-08-18 21:00:34,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 103. [2020-08-18 21:00:34,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-08-18 21:00:34,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 117 transitions. [2020-08-18 21:00:34,434 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 117 transitions. Word has length 64 [2020-08-18 21:00:34,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:00:34,437 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 117 transitions. [2020-08-18 21:00:34,437 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 21:00:34,439 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 117 transitions. [2020-08-18 21:00:34,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-08-18 21:00:34,447 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:00:34,448 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:00:34,448 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 21:00:34,448 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:00:34,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:00:34,449 INFO L82 PathProgramCache]: Analyzing trace with hash 1236378138, now seen corresponding path program 1 times [2020-08-18 21:00:34,449 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:00:34,449 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [768213533] [2020-08-18 21:00:34,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:00:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:34,836 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:00:34,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:34,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 21:00:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:34,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 21:00:34,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:34,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 21:00:34,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:34,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 21:00:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:34,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 21:00:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:34,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 21:00:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:34,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:34,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-18 21:00:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:34,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 21:00:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:34,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-08-18 21:00:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:34,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-18 21:00:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:34,988 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 21:00:34,989 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [768213533] [2020-08-18 21:00:34,989 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:00:34,989 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 21:00:34,990 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281903034] [2020-08-18 21:00:34,990 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 21:00:34,991 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:00:34,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 21:00:34,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 21:00:34,991 INFO L87 Difference]: Start difference. First operand 103 states and 117 transitions. Second operand 9 states. [2020-08-18 21:00:35,390 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 21:00:36,045 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:36,622 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:36,881 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:36,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:00:36,948 INFO L93 Difference]: Finished difference Result 177 states and 220 transitions. [2020-08-18 21:00:36,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-18 21:00:36,949 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 72 [2020-08-18 21:00:36,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:00:36,949 INFO L225 Difference]: With dead ends: 177 [2020-08-18 21:00:36,950 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 21:00:36,951 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-08-18 21:00:36,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 21:00:36,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 21:00:36,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 21:00:36,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 21:00:36,952 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2020-08-18 21:00:36,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:00:36,953 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 21:00:36,953 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 21:00:36,953 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 21:00:36,953 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 21:00:36,953 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 21:00:36,955 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 21:00:38,097 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-18 21:00:38,239 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-18 21:00:38,366 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-18 21:00:38,519 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-18 21:00:38,685 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-18 21:00:38,916 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:00:39,109 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2020-08-18 21:00:39,292 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 21:00:39,447 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-18 21:00:39,617 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-18 21:00:39,757 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 21:00:39,900 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 21:00:40,127 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-18 21:00:40,303 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 21:00:40,460 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-18 21:00:40,607 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-18 21:00:40,634 INFO L268 CegarLoopResult]: For program point L161(lines 161 165) no Hoare annotation was computed. [2020-08-18 21:00:40,635 INFO L268 CegarLoopResult]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2020-08-18 21:00:40,635 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-08-18 21:00:40,635 INFO L268 CegarLoopResult]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2020-08-18 21:00:40,635 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2020-08-18 21:00:40,635 INFO L268 CegarLoopResult]: For program point L177(lines 154 178) no Hoare annotation was computed. [2020-08-18 21:00:40,635 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2020-08-18 21:00:40,635 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2020-08-18 21:00:40,635 INFO L268 CegarLoopResult]: For program point L218(lines 218 222) no Hoare annotation was computed. [2020-08-18 21:00:40,636 INFO L268 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-08-18 21:00:40,636 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2020-08-18 21:00:40,636 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-08-18 21:00:40,636 INFO L268 CegarLoopResult]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2020-08-18 21:00:40,636 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2020-08-18 21:00:40,637 INFO L268 CegarLoopResult]: For program point L238(lines 211 239) no Hoare annotation was computed. [2020-08-18 21:00:40,637 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2020-08-18 21:00:40,637 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-08-18 21:00:40,637 INFO L268 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-08-18 21:00:40,638 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-08-18 21:00:40,638 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-08-18 21:00:40,638 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-08-18 21:00:40,638 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-08-18 21:00:40,638 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-08-18 21:00:40,639 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 448 455) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-18 21:00:40,639 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 448 455) no Hoare annotation was computed. [2020-08-18 21:00:40,639 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 448 455) no Hoare annotation was computed. [2020-08-18 21:00:40,639 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 456 465) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-18 21:00:40,639 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-08-18 21:00:40,639 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 456 465) no Hoare annotation was computed. [2020-08-18 21:00:40,640 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 456 465) no Hoare annotation was computed. [2020-08-18 21:00:40,640 INFO L264 CegarLoopResult]: At program point L481(line 481) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-18 21:00:40,640 INFO L268 CegarLoopResult]: For program point L479(lines 479 485) no Hoare annotation was computed. [2020-08-18 21:00:40,640 INFO L268 CegarLoopResult]: For program point L478(lines 478 488) no Hoare annotation was computed. [2020-08-18 21:00:40,640 INFO L271 CegarLoopResult]: At program point L476(line 476) the Hoare annotation is: true [2020-08-18 21:00:40,640 INFO L268 CegarLoopResult]: For program point L476-1(line 476) no Hoare annotation was computed. [2020-08-18 21:00:40,640 INFO L268 CegarLoopResult]: For program point L474(lines 474 491) no Hoare annotation was computed. [2020-08-18 21:00:40,641 INFO L268 CegarLoopResult]: For program point L474-1(lines 466 494) no Hoare annotation was computed. [2020-08-18 21:00:40,641 INFO L271 CegarLoopResult]: At program point L472(line 472) the Hoare annotation is: true [2020-08-18 21:00:40,641 INFO L268 CegarLoopResult]: For program point L472-1(line 472) no Hoare annotation was computed. [2020-08-18 21:00:40,641 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 466 494) the Hoare annotation is: true [2020-08-18 21:00:40,641 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 466 494) no Hoare annotation was computed. [2020-08-18 21:00:40,641 INFO L264 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,642 INFO L264 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,642 INFO L264 CegarLoopResult]: At program point L672-1(line 672) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,642 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 666 688) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,642 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 666 688) no Hoare annotation was computed. [2020-08-18 21:00:40,642 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 666 688) no Hoare annotation was computed. [2020-08-18 21:00:40,642 INFO L264 CegarLoopResult]: At program point L678(line 678) the Hoare annotation is: (or (and (= main_~tmp~4 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,643 INFO L264 CegarLoopResult]: At program point L678-1(line 678) the Hoare annotation is: (or (and (= main_~tmp~4 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,643 INFO L268 CegarLoopResult]: For program point L676(lines 676 683) no Hoare annotation was computed. [2020-08-18 21:00:40,643 INFO L268 CegarLoopResult]: For program point L676-1(lines 676 683) no Hoare annotation was computed. [2020-08-18 21:00:40,643 INFO L268 CegarLoopResult]: For program point L674(line 674) no Hoare annotation was computed. [2020-08-18 21:00:40,643 INFO L268 CegarLoopResult]: For program point L641(line 641) no Hoare annotation was computed. [2020-08-18 21:00:40,643 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-08-18 21:00:40,643 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 623 646) no Hoare annotation was computed. [2020-08-18 21:00:40,644 INFO L268 CegarLoopResult]: For program point L639(line 639) no Hoare annotation was computed. [2020-08-18 21:00:40,644 INFO L268 CegarLoopResult]: For program point L638(line 638) no Hoare annotation was computed. [2020-08-18 21:00:40,644 INFO L268 CegarLoopResult]: For program point L637(line 637) no Hoare annotation was computed. [2020-08-18 21:00:40,644 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 623 646) no Hoare annotation was computed. [2020-08-18 21:00:40,644 INFO L268 CegarLoopResult]: For program point L636(line 636) no Hoare annotation was computed. [2020-08-18 21:00:40,644 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 623 646) no Hoare annotation was computed. [2020-08-18 21:00:40,644 INFO L268 CegarLoopResult]: For program point L635(line 635) no Hoare annotation was computed. [2020-08-18 21:00:40,645 INFO L268 CegarLoopResult]: For program point L634(line 634) no Hoare annotation was computed. [2020-08-18 21:00:40,645 INFO L268 CegarLoopResult]: For program point L633(line 633) no Hoare annotation was computed. [2020-08-18 21:00:40,645 INFO L268 CegarLoopResult]: For program point L632(line 632) no Hoare annotation was computed. [2020-08-18 21:00:40,645 INFO L268 CegarLoopResult]: For program point L631(line 631) no Hoare annotation was computed. [2020-08-18 21:00:40,645 INFO L268 CegarLoopResult]: For program point L630(line 630) no Hoare annotation was computed. [2020-08-18 21:00:40,645 INFO L268 CegarLoopResult]: For program point L629(line 629) no Hoare annotation was computed. [2020-08-18 21:00:40,645 INFO L268 CegarLoopResult]: For program point L628(line 628) no Hoare annotation was computed. [2020-08-18 21:00:40,645 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 722 728) no Hoare annotation was computed. [2020-08-18 21:00:40,646 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 722 728) the Hoare annotation is: true [2020-08-18 21:00:40,646 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 755 762) no Hoare annotation was computed. [2020-08-18 21:00:40,646 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 755 762) no Hoare annotation was computed. [2020-08-18 21:00:40,646 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 755 762) no Hoare annotation was computed. [2020-08-18 21:00:40,646 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 799 807) no Hoare annotation was computed. [2020-08-18 21:00:40,646 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 799 807) the Hoare annotation is: true [2020-08-18 21:00:40,646 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 799 807) no Hoare annotation was computed. [2020-08-18 21:00:40,647 INFO L268 CegarLoopResult]: For program point L827(lines 827 835) no Hoare annotation was computed. [2020-08-18 21:00:40,647 INFO L268 CegarLoopResult]: For program point L827-2(lines 827 835) no Hoare annotation was computed. [2020-08-18 21:00:40,647 INFO L268 CegarLoopResult]: For program point L815(lines 815 823) no Hoare annotation was computed. [2020-08-18 21:00:40,647 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 808 843) no Hoare annotation was computed. [2020-08-18 21:00:40,647 INFO L268 CegarLoopResult]: For program point L815-2(lines 815 823) no Hoare annotation was computed. [2020-08-18 21:00:40,647 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 808 843) no Hoare annotation was computed. [2020-08-18 21:00:40,647 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-08-18 21:00:40,648 INFO L268 CegarLoopResult]: For program point L838-1(line 838) no Hoare annotation was computed. [2020-08-18 21:00:40,648 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 808 843) no Hoare annotation was computed. [2020-08-18 21:00:40,648 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-08-18 21:00:40,648 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-08-18 21:00:40,648 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2020-08-18 21:00:40,648 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2020-08-18 21:00:40,648 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2020-08-18 21:00:40,648 INFO L268 CegarLoopResult]: For program point L417(lines 417 424) no Hoare annotation was computed. [2020-08-18 21:00:40,649 INFO L268 CegarLoopResult]: For program point L411(lines 411 431) no Hoare annotation was computed. [2020-08-18 21:00:40,649 INFO L268 CegarLoopResult]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2020-08-18 21:00:40,649 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2020-08-18 21:00:40,649 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2020-08-18 21:00:40,649 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2020-08-18 21:00:40,649 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 655 665) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,649 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 655 665) no Hoare annotation was computed. [2020-08-18 21:00:40,650 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 655 665) no Hoare annotation was computed. [2020-08-18 21:00:40,650 INFO L264 CegarLoopResult]: At program point L660(line 660) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-18 21:00:40,650 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 788 798) the Hoare annotation is: true [2020-08-18 21:00:40,650 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 788 798) no Hoare annotation was computed. [2020-08-18 21:00:40,650 INFO L271 CegarLoopResult]: At program point L793(line 793) the Hoare annotation is: true [2020-08-18 21:00:40,650 INFO L268 CegarLoopResult]: For program point L793-1(line 793) no Hoare annotation was computed. [2020-08-18 21:00:40,650 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 788 798) no Hoare annotation was computed. [2020-08-18 21:00:40,651 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 780 787) the Hoare annotation is: true [2020-08-18 21:00:40,651 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 780 787) no Hoare annotation was computed. [2020-08-18 21:00:40,651 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 780 787) no Hoare annotation was computed. [2020-08-18 21:00:40,651 INFO L264 CegarLoopResult]: At program point L736(line 736) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,651 INFO L268 CegarLoopResult]: For program point L736-1(line 736) no Hoare annotation was computed. [2020-08-18 21:00:40,651 INFO L268 CegarLoopResult]: For program point L734(lines 734 751) no Hoare annotation was computed. [2020-08-18 21:00:40,651 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 730 754) no Hoare annotation was computed. [2020-08-18 21:00:40,652 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 730 754) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,652 INFO L264 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,652 INFO L268 CegarLoopResult]: For program point L749-1(lines 730 754) no Hoare annotation was computed. [2020-08-18 21:00:40,652 INFO L264 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,652 INFO L264 CegarLoopResult]: At program point L740(line 740) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,652 INFO L268 CegarLoopResult]: For program point L738(lines 738 746) no Hoare annotation was computed. [2020-08-18 21:00:40,652 INFO L268 CegarLoopResult]: For program point L865(lines 865 871) no Hoare annotation was computed. [2020-08-18 21:00:40,653 INFO L268 CegarLoopResult]: For program point L865-1(lines 865 871) no Hoare annotation was computed. [2020-08-18 21:00:40,653 INFO L264 CegarLoopResult]: At program point testENTRY(lines 845 908) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,653 INFO L268 CegarLoopResult]: For program point L857(lines 857 861) no Hoare annotation was computed. [2020-08-18 21:00:40,653 INFO L268 CegarLoopResult]: For program point testFINAL(lines 845 908) no Hoare annotation was computed. [2020-08-18 21:00:40,653 INFO L264 CegarLoopResult]: At program point L901(lines 854 902) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,653 INFO L268 CegarLoopResult]: For program point L891(lines 891 895) no Hoare annotation was computed. [2020-08-18 21:00:40,654 INFO L264 CegarLoopResult]: At program point L891-2(lines 885 896) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 21:00:40,654 INFO L268 CegarLoopResult]: For program point L856(lines 855 900) no Hoare annotation was computed. [2020-08-18 21:00:40,654 INFO L268 CegarLoopResult]: For program point L885(lines 885 896) no Hoare annotation was computed. [2020-08-18 21:00:40,654 INFO L264 CegarLoopResult]: At program point L877(line 877) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 21:00:40,654 INFO L268 CegarLoopResult]: For program point L875(lines 875 881) no Hoare annotation was computed. [2020-08-18 21:00:40,654 INFO L268 CegarLoopResult]: For program point L875-1(lines 875 881) no Hoare annotation was computed. [2020-08-18 21:00:40,654 INFO L264 CegarLoopResult]: At program point L867(line 867) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 21:00:40,655 INFO L268 CegarLoopResult]: For program point testEXIT(lines 845 908) no Hoare annotation was computed. [2020-08-18 21:00:40,655 INFO L264 CegarLoopResult]: At program point L898(lines 855 900) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 21:00:40,655 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2020-08-18 21:00:40,655 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2020-08-18 21:00:40,655 INFO L268 CegarLoopResult]: For program point L371(lines 371 378) no Hoare annotation was computed. [2020-08-18 21:00:40,655 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2020-08-18 21:00:40,655 INFO L268 CegarLoopResult]: For program point L365(lines 365 385) no Hoare annotation was computed. [2020-08-18 21:00:40,655 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2020-08-18 21:00:40,656 INFO L268 CegarLoopResult]: For program point L556(lines 556 564) no Hoare annotation was computed. [2020-08-18 21:00:40,656 INFO L268 CegarLoopResult]: For program point L556-2(lines 556 564) no Hoare annotation was computed. [2020-08-18 21:00:40,656 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 548 570) no Hoare annotation was computed. [2020-08-18 21:00:40,656 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 548 570) no Hoare annotation was computed. [2020-08-18 21:00:40,656 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 548 570) no Hoare annotation was computed. [2020-08-18 21:00:40,656 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-08-18 21:00:40,656 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-08-18 21:00:40,656 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-08-18 21:00:40,656 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2020-08-18 21:00:40,657 INFO L268 CegarLoopResult]: For program point L318(lines 296 319) no Hoare annotation was computed. [2020-08-18 21:00:40,657 INFO L268 CegarLoopResult]: For program point L277(lines 277 293) no Hoare annotation was computed. [2020-08-18 21:00:40,657 INFO L268 CegarLoopResult]: For program point L337(lines 337 344) no Hoare annotation was computed. [2020-08-18 21:00:40,657 INFO L268 CegarLoopResult]: For program point L298(lines 297 317) no Hoare annotation was computed. [2020-08-18 21:00:40,657 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-08-18 21:00:40,657 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-08-18 21:00:40,657 INFO L268 CegarLoopResult]: For program point L294(lines 294 335) no Hoare annotation was computed. [2020-08-18 21:00:40,658 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2020-08-18 21:00:40,658 INFO L268 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-08-18 21:00:40,658 INFO L268 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-08-18 21:00:40,658 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2020-08-18 21:00:40,658 INFO L268 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-08-18 21:00:40,658 INFO L268 CegarLoopResult]: For program point L336(lines 336 347) no Hoare annotation was computed. [2020-08-18 21:00:40,658 INFO L268 CegarLoopResult]: For program point L299(lines 299 303) no Hoare annotation was computed. [2020-08-18 21:00:40,658 INFO L268 CegarLoopResult]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2020-08-18 21:00:40,658 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 21:00:40,659 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-18 21:00:40,659 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 21:00:40,659 INFO L268 CegarLoopResult]: For program point L768(line 768) no Hoare annotation was computed. [2020-08-18 21:00:40,659 INFO L268 CegarLoopResult]: For program point L768-1(line 768) no Hoare annotation was computed. [2020-08-18 21:00:40,659 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 763 779) no Hoare annotation was computed. [2020-08-18 21:00:40,660 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 763 779) no Hoare annotation was computed. [2020-08-18 21:00:40,660 INFO L268 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-08-18 21:00:40,660 INFO L268 CegarLoopResult]: For program point L774-1(lines 763 779) no Hoare annotation was computed. [2020-08-18 21:00:40,660 INFO L268 CegarLoopResult]: For program point L770(lines 770 776) no Hoare annotation was computed. [2020-08-18 21:00:40,660 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 571 579) the Hoare annotation is: true [2020-08-18 21:00:40,660 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 571 579) no Hoare annotation was computed. [2020-08-18 21:00:40,660 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 571 579) no Hoare annotation was computed. [2020-08-18 21:00:40,660 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-18 21:00:40,660 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-18 21:00:40,661 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-18 21:00:40,661 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 527 538) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-18 21:00:40,661 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 527 538) no Hoare annotation was computed. [2020-08-18 21:00:40,661 INFO L268 CegarLoopResult]: For program point L531-1(lines 527 538) no Hoare annotation was computed. [2020-08-18 21:00:40,661 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 539 547) the Hoare annotation is: true [2020-08-18 21:00:40,661 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 539 547) no Hoare annotation was computed. [2020-08-18 21:00:40,661 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 539 547) no Hoare annotation was computed. [2020-08-18 21:00:40,662 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,662 INFO L268 CegarLoopResult]: For program point L702(lines 698 720) no Hoare annotation was computed. [2020-08-18 21:00:40,662 INFO L268 CegarLoopResult]: For program point L700(lines 698 720) no Hoare annotation was computed. [2020-08-18 21:00:40,662 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 695 721) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:00:40,662 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 695 721) no Hoare annotation was computed. [2020-08-18 21:00:40,662 INFO L264 CegarLoopResult]: At program point L711(line 711) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-18 21:00:40,662 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 695 721) no Hoare annotation was computed. [2020-08-18 21:00:40,663 INFO L264 CegarLoopResult]: At program point L709(lines 709 715) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-18 21:00:40,663 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 592 621) no Hoare annotation was computed. [2020-08-18 21:00:40,663 INFO L268 CegarLoopResult]: For program point L606(lines 606 610) no Hoare annotation was computed. [2020-08-18 21:00:40,663 INFO L271 CegarLoopResult]: At program point L606-1(lines 606 610) the Hoare annotation is: true [2020-08-18 21:00:40,663 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 592 621) the Hoare annotation is: true [2020-08-18 21:00:40,663 INFO L268 CegarLoopResult]: For program point L603(line 603) no Hoare annotation was computed. [2020-08-18 21:00:40,663 INFO L271 CegarLoopResult]: At program point L602-2(lines 602 616) the Hoare annotation is: true [2020-08-18 21:00:40,664 INFO L271 CegarLoopResult]: At program point L598(line 598) the Hoare annotation is: true [2020-08-18 21:00:40,664 INFO L268 CegarLoopResult]: For program point L598-1(line 598) no Hoare annotation was computed. [2020-08-18 21:00:40,664 INFO L271 CegarLoopResult]: At program point L617(lines 592 621) the Hoare annotation is: true [2020-08-18 21:00:40,664 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-08-18 21:00:40,664 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 503 514) the Hoare annotation is: true [2020-08-18 21:00:40,664 INFO L268 CegarLoopResult]: For program point L507-1(lines 503 514) no Hoare annotation was computed. [2020-08-18 21:00:40,664 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 503 514) no Hoare annotation was computed. [2020-08-18 21:00:40,664 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 647 653) no Hoare annotation was computed. [2020-08-18 21:00:40,665 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 647 653) the Hoare annotation is: true [2020-08-18 21:00:40,665 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 21:00:40,665 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-18 21:00:40,665 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 21:00:40,665 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 21:00:40,665 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 515 526) no Hoare annotation was computed. [2020-08-18 21:00:40,665 INFO L268 CegarLoopResult]: For program point L519-1(lines 515 526) no Hoare annotation was computed. [2020-08-18 21:00:40,666 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 515 526) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-18 21:00:40,666 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 581 588) no Hoare annotation was computed. [2020-08-18 21:00:40,666 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 585) no Hoare annotation was computed. [2020-08-18 21:00:40,666 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 581 588) the Hoare annotation is: true [2020-08-18 21:00:40,666 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 581 588) no Hoare annotation was computed. [2020-08-18 21:00:40,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 09:00:40 BoogieIcfgContainer [2020-08-18 21:00:40,683 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 21:00:40,685 INFO L168 Benchmark]: Toolchain (without parser) took 14637.92 ms. Allocated memory was 143.7 MB in the beginning and 456.7 MB in the end (delta: 313.0 MB). Free memory was 106.2 MB in the beginning and 211.3 MB in the end (delta: -105.2 MB). Peak memory consumption was 290.8 MB. Max. memory is 7.1 GB. [2020-08-18 21:00:40,685 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 143.7 MB. Free memory was 125.2 MB in the beginning and 125.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 21:00:40,686 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.11 ms. Allocated memory was 143.7 MB in the beginning and 206.6 MB in the end (delta: 62.9 MB). Free memory was 106.0 MB in the beginning and 176.7 MB in the end (delta: -70.7 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. [2020-08-18 21:00:40,687 INFO L168 Benchmark]: Boogie Preprocessor took 94.41 ms. Allocated memory is still 206.6 MB. Free memory was 176.7 MB in the beginning and 173.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2020-08-18 21:00:40,688 INFO L168 Benchmark]: RCFGBuilder took 1085.95 ms. Allocated memory was 206.6 MB in the beginning and 233.3 MB in the end (delta: 26.7 MB). Free memory was 173.0 MB in the beginning and 191.6 MB in the end (delta: -18.6 MB). Peak memory consumption was 78.9 MB. Max. memory is 7.1 GB. [2020-08-18 21:00:40,689 INFO L168 Benchmark]: TraceAbstraction took 12701.47 ms. Allocated memory was 233.3 MB in the beginning and 456.7 MB in the end (delta: 223.3 MB). Free memory was 190.3 MB in the beginning and 211.3 MB in the end (delta: -21.0 MB). Peak memory consumption was 285.3 MB. Max. memory is 7.1 GB. [2020-08-18 21:00:40,693 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 143.7 MB. Free memory was 125.2 MB in the beginning and 125.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 751.11 ms. Allocated memory was 143.7 MB in the beginning and 206.6 MB in the end (delta: 62.9 MB). Free memory was 106.0 MB in the beginning and 176.7 MB in the end (delta: -70.7 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.41 ms. Allocated memory is still 206.6 MB. Free memory was 176.7 MB in the beginning and 173.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1085.95 ms. Allocated memory was 206.6 MB in the beginning and 233.3 MB in the end (delta: 26.7 MB). Free memory was 173.0 MB in the beginning and 191.6 MB in the end (delta: -18.6 MB). Peak memory consumption was 78.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12701.47 ms. Allocated memory was 233.3 MB in the beginning and 456.7 MB in the end (delta: 223.3 MB). Free memory was 190.3 MB in the beginning and 211.3 MB in the end (delta: -21.0 MB). Peak memory consumption was 285.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 585]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 854]: Loop Invariant Derived loop invariant: !(systemActive == 1) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 221 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.9s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 6.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 363 SDtfs, 557 SDslu, 251 SDs, 0 SdLazy, 1015 SolverSat, 352 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 120 GetRequests, 87 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=163occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 76 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 181 PreInvPairs, 198 NumberOfFragments, 643 HoareAnnotationTreeSize, 181 FomulaSimplifications, 7922 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 52 FomulaSimplificationsInter, 4818 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 255 NumberOfCodeBlocks, 255 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 74202 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...