/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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:57:35,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:57:35,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:57:35,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:57:35,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:57:35,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:57:35,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:57:35,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:57:35,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:57:35,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:57:35,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:57:35,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:57:35,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:57:35,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:57:35,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:57:35,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:57:35,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:57:35,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:57:35,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:57:35,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:57:35,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:57:35,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:57:35,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:57:35,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:57:35,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:57:35,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:57:35,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:57:35,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:57:35,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:57:35,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:57:35,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:57:35,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:57:35,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:57:35,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:57:35,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:57:35,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:57:35,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:57:35,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:57:35,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:57:35,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:57:35,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:57:35,919 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 06:57:35,957 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:57:35,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:57:35,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:57:35,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:57:35,959 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:57:35,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:57:35,960 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:57:35,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:57:35,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:57:35,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:57:35,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:57:35,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:57:35,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:57:35,961 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:57:35,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:57:35,961 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:57:35,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:57:35,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:57:35,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:57:35,965 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:57:35,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:57:35,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:57:35,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:57:35,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:57:35,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:57:35,966 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:57:35,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:57:35,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:57:35,967 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:57:35,967 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.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 06:57:36,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:57:36,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:57:36,282 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:57:36,284 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:57:36,284 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:57:36,285 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2020-10-14 06:57:36,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/732b12615/1bf5ed29bea14577ab1250cc5c7badcc/FLAG2410c0fd8 [2020-10-14 06:57:36,850 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:57:36,850 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2020-10-14 06:57:36,872 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/732b12615/1bf5ed29bea14577ab1250cc5c7badcc/FLAG2410c0fd8 [2020-10-14 06:57:37,120 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/732b12615/1bf5ed29bea14577ab1250cc5c7badcc [2020-10-14 06:57:37,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:57:37,133 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:57:37,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:57:37,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:57:37,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:57:37,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:57:37" (1/1) ... [2020-10-14 06:57:37,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30380f1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:37, skipping insertion in model container [2020-10-14 06:57:37,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:57:37" (1/1) ... [2020-10-14 06:57:37,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:57:37,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:57:37,676 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:57:37,687 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:57:37,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:57:37,792 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:57:37,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:37 WrapperNode [2020-10-14 06:57:37,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:57:37,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:57:37,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:57:37,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:57:37,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:37" (1/1) ... [2020-10-14 06:57:37,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:37" (1/1) ... [2020-10-14 06:57:37,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:37" (1/1) ... [2020-10-14 06:57:37,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:37" (1/1) ... [2020-10-14 06:57:37,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:37" (1/1) ... [2020-10-14 06:57:37,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:37" (1/1) ... [2020-10-14 06:57:37,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:37" (1/1) ... [2020-10-14 06:57:37,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:57:37,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:57:37,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:57:37,890 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:57:37,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:37" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:57:37,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:57:37,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:57:37,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:57:37,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:57:37,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:57:37,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:57:37,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:57:37,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:57:37,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:57:37,981 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:57:37,981 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:57:37,981 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:57:37,981 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:57:37,981 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 06:57:37,981 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 06:57:37,982 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:57:37,982 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 06:57:37,983 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:57:37,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:57:37,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:57:37,983 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 06:57:37,984 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 06:57:37,984 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 06:57:37,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 06:57:37,984 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 06:57:37,985 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 06:57:37,985 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:57:37,985 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 06:57:37,985 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 06:57:37,985 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 06:57:37,986 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 06:57:37,986 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 06:57:37,986 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 06:57:37,986 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 06:57:37,986 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 06:57:37,986 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 06:57:37,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:57:37,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:57:37,987 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:57:37,987 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:57:37,987 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:57:37,987 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:57:37,987 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:57:37,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:57:37,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:57:37,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:57:37,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:57:37,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:57:37,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:57:37,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:57:37,990 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:57:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:57:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:57:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:57:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:57:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:57:37,992 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:57:37,992 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:57:37,992 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:57:37,992 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:57:37,992 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 06:57:37,992 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 06:57:37,993 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 06:57:37,993 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 06:57:37,993 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 06:57:37,993 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 06:57:37,993 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:57:37,993 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:57:37,994 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 06:57:37,994 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:57:37,994 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:57:37,996 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 06:57:37,996 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 06:57:37,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:57:37,996 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 06:57:37,997 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 06:57:37,997 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 06:57:37,997 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 06:57:37,997 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 06:57:37,997 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 06:57:37,997 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 06:57:37,997 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 06:57:37,998 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 06:57:37,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:57:37,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:57:37,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:57:39,112 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:57:39,112 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 06:57:39,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:57:39 BoogieIcfgContainer [2020-10-14 06:57:39,117 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:57:39,119 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:57:39,119 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:57:39,122 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:57:39,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:57:37" (1/3) ... [2020-10-14 06:57:39,123 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1024e477 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:57:39, skipping insertion in model container [2020-10-14 06:57:39,123 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:37" (2/3) ... [2020-10-14 06:57:39,124 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1024e477 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:57:39, skipping insertion in model container [2020-10-14 06:57:39,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:57:39" (3/3) ... [2020-10-14 06:57:39,126 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product06.cil.c [2020-10-14 06:57:39,137 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:57:39,145 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:57:39,159 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:57:39,184 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:57:39,184 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:57:39,184 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:57:39,184 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:57:39,185 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:57:39,185 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:57:39,185 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:57:39,185 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:57:39,208 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2020-10-14 06:57:39,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 06:57:39,219 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:57:39,220 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:57:39,220 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:57:39,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:57:39,227 INFO L82 PathProgramCache]: Analyzing trace with hash 2125961732, now seen corresponding path program 1 times [2020-10-14 06:57:39,234 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:57:39,235 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2352022] [2020-10-14 06:57:39,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:57:39,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:39,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:39,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:40,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:40,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:41,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:43,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:43,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 06:57:43,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:57:43,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4369 [2020-10-14 06:57:43,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:43,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:43,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:43,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 06:57:43,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:43,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-14 06:57:44,430 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:57:44,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:57:44,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:44,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:44,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:44,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:44,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:44,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-14 06:57:44,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:44,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:44,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:44,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:44,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:44,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:44,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:57:44,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:44,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:44,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:44,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:44,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:44,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:44,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:44,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:44,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:44,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:44,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:44,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:44,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:57:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:44,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:44,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:44,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:44,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:44,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:44,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:44,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:44,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:44,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:44,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:44,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:44,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:57:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:44,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:44,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:44,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:44,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:44,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:44,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:44,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:44,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:44,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:44,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:44,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:44,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:57:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:44,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:44,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:44,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:44,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:44,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:44,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:44,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:44,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:44,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:44,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:44,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:44,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 06:57:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:44,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:44,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:44,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:44,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:44,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:44,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:44,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:44,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:44,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:57:44,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:44,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:44,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 06:57:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:44,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:44,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:44,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:44,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:44,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:57:44,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:44,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:44,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:44,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:57:44,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:44,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:44,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:57:44,566 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2352022] [2020-10-14 06:57:44,568 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:57:44,569 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 06:57:44,570 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663474867] [2020-10-14 06:57:44,577 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 06:57:44,577 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:57:44,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 06:57:44,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:57:44,604 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 3 states. [2020-10-14 06:57:45,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:57:45,689 INFO L93 Difference]: Finished difference Result 246 states and 327 transitions. [2020-10-14 06:57:45,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 06:57:45,691 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 06:57:45,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:57:45,706 INFO L225 Difference]: With dead ends: 246 [2020-10-14 06:57:45,706 INFO L226 Difference]: Without dead ends: 134 [2020-10-14 06:57:45,711 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:57:45,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-14 06:57:45,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 103. [2020-10-14 06:57:45,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-10-14 06:57:45,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 120 transitions. [2020-10-14 06:57:45,793 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 120 transitions. Word has length 46 [2020-10-14 06:57:45,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:57:45,794 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 120 transitions. [2020-10-14 06:57:45,794 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 06:57:45,794 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 120 transitions. [2020-10-14 06:57:45,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 06:57:45,797 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:57:45,798 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:57:45,798 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:57:45,798 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:57:45,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:57:45,799 INFO L82 PathProgramCache]: Analyzing trace with hash -123733741, now seen corresponding path program 1 times [2020-10-14 06:57:45,799 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:57:45,799 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [785953588] [2020-10-14 06:57:45,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:57:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:45,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:45,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:46,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:47,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:47,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:50,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:50,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 06:57:50,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:57:50,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 06:57:50,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:50,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:50,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:50,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 06:57:50,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 06:57:50,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:51,165 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:57:51,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:57:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:51,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:51,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:51,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:51,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:51,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-14 06:57:51,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:51,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:51,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:51,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:51,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:51,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:51,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:57:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:51,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:51,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:51,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:51,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:51,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:51,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:51,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:51,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:51,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:51,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:51,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:51,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:57:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:51,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:51,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:51,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:51,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:51,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:51,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:51,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:51,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:51,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:51,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:51,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:57:51,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:57:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:51,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:51,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:51,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:51,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:51,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:51,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:51,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:51,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:51,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:51,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:51,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:51,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:57:51,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:51,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:51,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:51,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:51,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:51,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:51,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:51,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:51,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:51,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:51,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:51,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:51,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 06:57:51,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:51,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:51,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:51,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:51,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:51,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:51,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:51,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:51,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:51,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:57:51,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:51,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:51,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:57:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:51,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:51,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:51,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:51,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:51,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:57:51,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:51,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:51,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:51,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:57:51,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:51,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:51,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:57:51,300 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [785953588] [2020-10-14 06:57:51,301 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:57:51,301 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 06:57:51,301 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049658398] [2020-10-14 06:57:51,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 06:57:51,305 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:57:51,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 06:57:51,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 06:57:51,310 INFO L87 Difference]: Start difference. First operand 103 states and 120 transitions. Second operand 4 states. [2020-10-14 06:57:51,740 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 06:57:52,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:57:52,305 INFO L93 Difference]: Finished difference Result 175 states and 214 transitions. [2020-10-14 06:57:52,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 06:57:52,306 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 06:57:52,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:57:52,308 INFO L225 Difference]: With dead ends: 175 [2020-10-14 06:57:52,309 INFO L226 Difference]: Without dead ends: 118 [2020-10-14 06:57:52,312 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 06:57:52,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-10-14 06:57:52,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 94. [2020-10-14 06:57:52,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-10-14 06:57:52,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 108 transitions. [2020-10-14 06:57:52,362 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 108 transitions. Word has length 47 [2020-10-14 06:57:52,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:57:52,362 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 108 transitions. [2020-10-14 06:57:52,364 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 06:57:52,364 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2020-10-14 06:57:52,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 06:57:52,374 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:57:52,375 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:57:52,375 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:57:52,375 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:57:52,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:57:52,375 INFO L82 PathProgramCache]: Analyzing trace with hash -1891924118, now seen corresponding path program 1 times [2020-10-14 06:57:52,376 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:57:52,376 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1505203590] [2020-10-14 06:57:52,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:57:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:52,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:52,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:53,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:53,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:56,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:56,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 06:57:56,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:57:56,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3827 [2020-10-14 06:57:56,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:56,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:56,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 06:57:56,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 06:57:56,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 06:57:56,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:56,485 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:57:56,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:57:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:56,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:56,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:56,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:56,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:56,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 06:57:56,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:56,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:56,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:56,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:56,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:56,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:57:56,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:57:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:56,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:56,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:56,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:56,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:56,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:57:56,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:56,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:56,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:56,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:56,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:56,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:56,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:57:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:56,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:56,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:56,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:56,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:56,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:57:56,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:56,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:56,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:56,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:56,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:56,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:57:56,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:57:56,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:56,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:56,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:56,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:56,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:56,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:56,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:56,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:56,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:56,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:56,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:56,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:56,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:57:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:56,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:56,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:56,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:56,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:56,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:57:56,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:56,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:56,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:56,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:56,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:56,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:56,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 06:57:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:56,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:56,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:56,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:56,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:56,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:57:56,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:56,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:56,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:56,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:56,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:57:56,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:56,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 06:57:56,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:56,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:56,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:56,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:56,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:56,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:57:56,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:56,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:56,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:57:56,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:56,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:57:56,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:56,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:57:56,602 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1505203590] [2020-10-14 06:57:56,602 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:57:56,602 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 06:57:56,602 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849782936] [2020-10-14 06:57:56,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 06:57:56,603 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:57:56,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 06:57:56,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 06:57:56,605 INFO L87 Difference]: Start difference. First operand 94 states and 108 transitions. Second operand 7 states. [2020-10-14 06:57:56,951 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 06:57:57,736 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:57:58,041 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:57:58,263 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:57:58,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:57:58,355 INFO L93 Difference]: Finished difference Result 161 states and 198 transitions. [2020-10-14 06:57:58,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 06:57:58,355 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-14 06:57:58,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:57:58,356 INFO L225 Difference]: With dead ends: 161 [2020-10-14 06:57:58,356 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 06:57:58,358 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:57:58,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 06:57:58,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 06:57:58,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 06:57:58,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 06:57:58,359 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2020-10-14 06:57:58,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:57:58,359 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 06:57:58,359 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 06:57:58,359 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 06:57:58,359 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 06:57:58,360 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:57:58,362 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 06:57:59,384 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-14 06:57:59,525 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:57:59,683 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:57:59,882 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:58:00,025 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:58:00,154 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:58:00,320 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:58:00,462 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:58:00,608 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:58:00,754 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:58:00,903 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:58:01,045 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:58:01,188 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:58:01,349 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-14 06:58:01,529 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:58:01,678 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:58:01,822 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:58:01,838 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-10-14 06:58:01,838 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-10-14 06:58:01,838 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-14 06:58:01,838 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-10-14 06:58:01,839 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-10-14 06:58:01,839 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-10-14 06:58:01,839 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-10-14 06:58:01,839 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-10-14 06:58:01,839 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-14 06:58:01,839 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-10-14 06:58:01,839 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-10-14 06:58:01,839 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-10-14 06:58:01,840 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-10-14 06:58:01,840 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-14 06:58:01,840 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-10-14 06:58:01,840 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-10-14 06:58:01,840 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-10-14 06:58:01,840 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-10-14 06:58:01,841 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 427 433) the Hoare annotation is: true [2020-10-14 06:58:01,841 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 427 433) no Hoare annotation was computed. [2020-10-14 06:58:01,841 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 434 442) no Hoare annotation was computed. [2020-10-14 06:58:01,841 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 434 442) the Hoare annotation is: true [2020-10-14 06:58:01,841 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 434 442) no Hoare annotation was computed. [2020-10-14 06:58:01,841 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 521 543) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:01,842 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 521 543) no Hoare annotation was computed. [2020-10-14 06:58:01,842 INFO L264 CegarLoopResult]: At program point L533(line 533) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:01,842 INFO L264 CegarLoopResult]: At program point L533-1(line 533) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:01,842 INFO L268 CegarLoopResult]: For program point L531(lines 531 538) no Hoare annotation was computed. [2020-10-14 06:58:01,842 INFO L268 CegarLoopResult]: For program point L531-1(lines 531 538) no Hoare annotation was computed. [2020-10-14 06:58:01,842 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-14 06:58:01,842 INFO L264 CegarLoopResult]: At program point L528(line 528) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:01,843 INFO L264 CegarLoopResult]: At program point L527(line 527) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:01,843 INFO L264 CegarLoopResult]: At program point L527-1(line 527) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:01,843 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 521 543) no Hoare annotation was computed. [2020-10-14 06:58:01,843 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 479 502) no Hoare annotation was computed. [2020-10-14 06:58:01,843 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 479 502) no Hoare annotation was computed. [2020-10-14 06:58:01,843 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 479 502) no Hoare annotation was computed. [2020-10-14 06:58:01,844 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-10-14 06:58:01,844 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-14 06:58:01,844 INFO L268 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-14 06:58:01,844 INFO L268 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-10-14 06:58:01,844 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-14 06:58:01,844 INFO L268 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-14 06:58:01,844 INFO L268 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-10-14 06:58:01,844 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-14 06:58:01,845 INFO L268 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-14 06:58:01,845 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-10-14 06:58:01,845 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-14 06:58:01,845 INFO L268 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-14 06:58:01,845 INFO L268 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-10-14 06:58:01,845 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-10-14 06:58:01,845 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 823 831) no Hoare annotation was computed. [2020-10-14 06:58:01,845 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 823 831) the Hoare annotation is: true [2020-10-14 06:58:01,846 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 823 831) no Hoare annotation was computed. [2020-10-14 06:58:01,846 INFO L268 CegarLoopResult]: For program point L862(line 862) no Hoare annotation was computed. [2020-10-14 06:58:01,846 INFO L268 CegarLoopResult]: For program point L862-1(line 862) no Hoare annotation was computed. [2020-10-14 06:58:01,846 INFO L268 CegarLoopResult]: For program point L851(lines 851 859) no Hoare annotation was computed. [2020-10-14 06:58:01,846 INFO L268 CegarLoopResult]: For program point L851-2(lines 851 859) no Hoare annotation was computed. [2020-10-14 06:58:01,846 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 832 867) no Hoare annotation was computed. [2020-10-14 06:58:01,846 INFO L268 CegarLoopResult]: For program point L839(lines 839 847) no Hoare annotation was computed. [2020-10-14 06:58:01,847 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 832 867) no Hoare annotation was computed. [2020-10-14 06:58:01,847 INFO L268 CegarLoopResult]: For program point L839-2(lines 839 847) no Hoare annotation was computed. [2020-10-14 06:58:01,847 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 832 867) no Hoare annotation was computed. [2020-10-14 06:58:01,847 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 420 426) no Hoare annotation was computed. [2020-10-14 06:58:01,847 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 420 426) the Hoare annotation is: true [2020-10-14 06:58:01,847 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-10-14 06:58:01,847 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-10-14 06:58:01,847 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-10-14 06:58:01,848 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-10-14 06:58:01,848 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-10-14 06:58:01,848 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-10-14 06:58:01,848 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-10-14 06:58:01,848 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-10-14 06:58:01,848 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-10-14 06:58:01,848 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 511 520) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:01,848 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 511 520) no Hoare annotation was computed. [2020-10-14 06:58:01,849 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 511 520) no Hoare annotation was computed. [2020-10-14 06:58:01,849 INFO L271 CegarLoopResult]: At program point L817(line 817) the Hoare annotation is: true [2020-10-14 06:58:01,849 INFO L268 CegarLoopResult]: For program point L817-1(line 817) no Hoare annotation was computed. [2020-10-14 06:58:01,849 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 812 822) the Hoare annotation is: true [2020-10-14 06:58:01,849 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 812 822) no Hoare annotation was computed. [2020-10-14 06:58:01,849 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 812 822) no Hoare annotation was computed. [2020-10-14 06:58:01,849 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 804 811) the Hoare annotation is: true [2020-10-14 06:58:01,850 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 804 811) no Hoare annotation was computed. [2020-10-14 06:58:01,850 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 804 811) no Hoare annotation was computed. [2020-10-14 06:58:01,850 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 771 795) no Hoare annotation was computed. [2020-10-14 06:58:01,850 INFO L264 CegarLoopResult]: At program point L790(line 790) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:01,850 INFO L268 CegarLoopResult]: For program point L790-1(lines 771 795) no Hoare annotation was computed. [2020-10-14 06:58:01,850 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 771 795) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:01,850 INFO L264 CegarLoopResult]: At program point L785(line 785) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:58:01,851 INFO L264 CegarLoopResult]: At program point L781(line 781) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:58:01,851 INFO L268 CegarLoopResult]: For program point L779(lines 779 787) no Hoare annotation was computed. [2020-10-14 06:58:01,851 INFO L264 CegarLoopResult]: At program point L777(line 777) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:58:01,851 INFO L268 CegarLoopResult]: For program point L777-1(line 777) no Hoare annotation was computed. [2020-10-14 06:58:01,851 INFO L268 CegarLoopResult]: For program point L775(lines 775 792) no Hoare annotation was computed. [2020-10-14 06:58:01,851 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 763 769) no Hoare annotation was computed. [2020-10-14 06:58:01,851 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 763 769) the Hoare annotation is: true [2020-10-14 06:58:01,851 INFO L264 CegarLoopResult]: At program point testENTRY(lines 667 732) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:01,852 INFO L268 CegarLoopResult]: For program point testFINAL(lines 667 732) no Hoare annotation was computed. [2020-10-14 06:58:01,852 INFO L264 CegarLoopResult]: At program point L725(lines 676 726) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:58:01,852 INFO L268 CegarLoopResult]: For program point L715(lines 715 719) no Hoare annotation was computed. [2020-10-14 06:58:01,852 INFO L264 CegarLoopResult]: At program point L715-2(lines 707 720) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:58:01,852 INFO L268 CegarLoopResult]: For program point L678(lines 677 724) no Hoare annotation was computed. [2020-10-14 06:58:01,852 INFO L264 CegarLoopResult]: At program point L709(line 709) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:58:01,852 INFO L268 CegarLoopResult]: For program point L707(lines 707 720) no Hoare annotation was computed. [2020-10-14 06:58:01,853 INFO L264 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:58:01,853 INFO L268 CegarLoopResult]: For program point L697(lines 697 703) no Hoare annotation was computed. [2020-10-14 06:58:01,853 INFO L268 CegarLoopResult]: For program point L697-1(lines 697 703) no Hoare annotation was computed. [2020-10-14 06:58:01,853 INFO L264 CegarLoopResult]: At program point L722(lines 677 724) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:58:01,853 INFO L264 CegarLoopResult]: At program point L689(line 689) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:58:01,853 INFO L268 CegarLoopResult]: For program point L687(lines 687 693) no Hoare annotation was computed. [2020-10-14 06:58:01,853 INFO L268 CegarLoopResult]: For program point L687-1(lines 687 693) no Hoare annotation was computed. [2020-10-14 06:58:01,853 INFO L268 CegarLoopResult]: For program point L679(lines 679 683) no Hoare annotation was computed. [2020-10-14 06:58:01,854 INFO L268 CegarLoopResult]: For program point testEXIT(lines 667 732) no Hoare annotation was computed. [2020-10-14 06:58:01,854 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-10-14 06:58:01,854 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-10-14 06:58:01,854 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-10-14 06:58:01,854 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-10-14 06:58:01,854 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-10-14 06:58:01,854 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-10-14 06:58:01,855 INFO L268 CegarLoopResult]: For program point L641(lines 641 649) no Hoare annotation was computed. [2020-10-14 06:58:01,855 INFO L268 CegarLoopResult]: For program point L641-2(lines 641 649) no Hoare annotation was computed. [2020-10-14 06:58:01,855 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 633 655) no Hoare annotation was computed. [2020-10-14 06:58:01,855 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 633 655) no Hoare annotation was computed. [2020-10-14 06:58:01,855 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 633 655) no Hoare annotation was computed. [2020-10-14 06:58:01,855 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-10-14 06:58:01,855 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-10-14 06:58:01,855 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-10-14 06:58:01,855 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-10-14 06:58:01,856 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-10-14 06:58:01,856 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-10-14 06:58:01,856 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-10-14 06:58:01,856 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-10-14 06:58:01,856 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-10-14 06:58:01,856 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-10-14 06:58:01,856 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-10-14 06:58:01,856 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-10-14 06:58:01,857 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-10-14 06:58:01,857 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-10-14 06:58:01,857 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-10-14 06:58:01,857 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-10-14 06:58:01,857 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 410 419) no Hoare annotation was computed. [2020-10-14 06:58:01,857 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 410 419) no Hoare annotation was computed. [2020-10-14 06:58:01,857 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 410 419) no Hoare annotation was computed. [2020-10-14 06:58:01,857 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:58:01,858 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)|) (= |#t~string70.base| |old(#t~string70.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~string27.offset| |old(#t~string27.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~string42.base| |old(#t~string42.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#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~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~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)|) (= |#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~string18.offset| |old(#t~string18.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.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)|)) [2020-10-14 06:58:01,858 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:58:01,858 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 796 803) no Hoare annotation was computed. [2020-10-14 06:58:01,858 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 796 803) no Hoare annotation was computed. [2020-10-14 06:58:01,858 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 796 803) no Hoare annotation was computed. [2020-10-14 06:58:01,858 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 656 664) no Hoare annotation was computed. [2020-10-14 06:58:01,859 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 656 664) no Hoare annotation was computed. [2020-10-14 06:58:01,859 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 656 664) no Hoare annotation was computed. [2020-10-14 06:58:01,859 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:58:01,859 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 06:58:01,859 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:58:01,859 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 612 623) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 06:58:01,859 INFO L268 CegarLoopResult]: For program point L616-1(lines 612 623) no Hoare annotation was computed. [2020-10-14 06:58:01,859 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 612 623) no Hoare annotation was computed. [2020-10-14 06:58:01,860 INFO L264 CegarLoopResult]: At program point L752(line 752) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:01,860 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 739 762) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:01,860 INFO L264 CegarLoopResult]: At program point L750(lines 750 756) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:01,860 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 739 762) no Hoare annotation was computed. [2020-10-14 06:58:01,860 INFO L264 CegarLoopResult]: At program point L745(line 745) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:58:01,860 INFO L268 CegarLoopResult]: For program point L743(lines 742 761) no Hoare annotation was computed. [2020-10-14 06:58:01,860 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 739 762) no Hoare annotation was computed. [2020-10-14 06:58:01,860 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 446 475) no Hoare annotation was computed. [2020-10-14 06:58:01,861 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 446 475) the Hoare annotation is: true [2020-10-14 06:58:01,861 INFO L271 CegarLoopResult]: At program point L471(lines 446 475) the Hoare annotation is: true [2020-10-14 06:58:01,861 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-10-14 06:58:01,861 INFO L268 CegarLoopResult]: For program point L460(lines 460 464) no Hoare annotation was computed. [2020-10-14 06:58:01,861 INFO L271 CegarLoopResult]: At program point L460-1(lines 460 464) the Hoare annotation is: true [2020-10-14 06:58:01,861 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-14 06:58:01,861 INFO L271 CegarLoopResult]: At program point L456-2(lines 456 470) the Hoare annotation is: true [2020-10-14 06:58:01,861 INFO L271 CegarLoopResult]: At program point L452(line 452) the Hoare annotation is: true [2020-10-14 06:58:01,862 INFO L268 CegarLoopResult]: For program point L452-1(line 452) no Hoare annotation was computed. [2020-10-14 06:58:01,862 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 624 632) the Hoare annotation is: true [2020-10-14 06:58:01,862 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 624 632) no Hoare annotation was computed. [2020-10-14 06:58:01,862 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 624 632) no Hoare annotation was computed. [2020-10-14 06:58:01,862 INFO L268 CegarLoopResult]: For program point L592-1(lines 588 599) no Hoare annotation was computed. [2020-10-14 06:58:01,862 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 588 599) the Hoare annotation is: true [2020-10-14 06:58:01,862 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 588 599) no Hoare annotation was computed. [2020-10-14 06:58:01,862 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 503 509) no Hoare annotation was computed. [2020-10-14 06:58:01,862 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 503 509) the Hoare annotation is: true [2020-10-14 06:58:01,863 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:58:01,863 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-14 06:58:01,863 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 06:58:01,863 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:58:01,863 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 868 875) no Hoare annotation was computed. [2020-10-14 06:58:01,863 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 868 875) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:58:01,863 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 868 875) no Hoare annotation was computed. [2020-10-14 06:58:01,864 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 600 611) no Hoare annotation was computed. [2020-10-14 06:58:01,864 INFO L268 CegarLoopResult]: For program point L604-1(lines 600 611) no Hoare annotation was computed. [2020-10-14 06:58:01,864 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 600 611) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:58:01,864 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 574 581) no Hoare annotation was computed. [2020-10-14 06:58:01,864 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2020-10-14 06:58:01,864 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 574 581) the Hoare annotation is: true [2020-10-14 06:58:01,864 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 574 581) no Hoare annotation was computed. [2020-10-14 06:58:01,865 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 548 572) the Hoare annotation is: true [2020-10-14 06:58:01,865 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 548 572) no Hoare annotation was computed. [2020-10-14 06:58:01,865 INFO L264 CegarLoopResult]: At program point L562(line 562) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 06:58:01,865 INFO L268 CegarLoopResult]: For program point L560(lines 560 566) no Hoare annotation was computed. [2020-10-14 06:58:01,865 INFO L271 CegarLoopResult]: At program point L558(line 558) the Hoare annotation is: true [2020-10-14 06:58:01,865 INFO L268 CegarLoopResult]: For program point L558-1(line 558) no Hoare annotation was computed. [2020-10-14 06:58:01,865 INFO L268 CegarLoopResult]: For program point L556(lines 556 569) no Hoare annotation was computed. [2020-10-14 06:58:01,865 INFO L268 CegarLoopResult]: For program point L556-1(lines 548 572) no Hoare annotation was computed. [2020-10-14 06:58:01,865 INFO L271 CegarLoopResult]: At program point L554(line 554) the Hoare annotation is: true [2020-10-14 06:58:01,866 INFO L268 CegarLoopResult]: For program point L554-1(line 554) no Hoare annotation was computed. [2020-10-14 06:58:01,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 06:58:01 BoogieIcfgContainer [2020-10-14 06:58:01,881 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 06:58:01,883 INFO L168 Benchmark]: Toolchain (without parser) took 24750.72 ms. Allocated memory was 146.3 MB in the beginning and 667.4 MB in the end (delta: 521.1 MB). Free memory was 101.4 MB in the beginning and 462.4 MB in the end (delta: -361.0 MB). Peak memory consumption was 531.9 MB. Max. memory is 7.1 GB. [2020-10-14 06:58:01,884 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.4 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-14 06:58:01,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.52 ms. Allocated memory was 146.3 MB in the beginning and 202.4 MB in the end (delta: 56.1 MB). Free memory was 101.4 MB in the beginning and 171.0 MB in the end (delta: -69.5 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. [2020-10-14 06:58:01,886 INFO L168 Benchmark]: Boogie Preprocessor took 95.44 ms. Allocated memory is still 202.4 MB. Free memory was 171.0 MB in the beginning and 167.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-10-14 06:58:01,887 INFO L168 Benchmark]: RCFGBuilder took 1228.07 ms. Allocated memory was 202.4 MB in the beginning and 236.5 MB in the end (delta: 34.1 MB). Free memory was 167.0 MB in the beginning and 201.9 MB in the end (delta: -34.8 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. [2020-10-14 06:58:01,887 INFO L168 Benchmark]: TraceAbstraction took 22762.65 ms. Allocated memory was 236.5 MB in the beginning and 667.4 MB in the end (delta: 431.0 MB). Free memory was 200.1 MB in the beginning and 462.4 MB in the end (delta: -262.3 MB). Peak memory consumption was 540.4 MB. Max. memory is 7.1 GB. [2020-10-14 06:58:01,891 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.4 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 659.52 ms. Allocated memory was 146.3 MB in the beginning and 202.4 MB in the end (delta: 56.1 MB). Free memory was 101.4 MB in the beginning and 171.0 MB in the end (delta: -69.5 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.44 ms. Allocated memory is still 202.4 MB. Free memory was 171.0 MB in the beginning and 167.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1228.07 ms. Allocated memory was 202.4 MB in the beginning and 236.5 MB in the end (delta: 34.1 MB). Free memory was 167.0 MB in the beginning and 201.9 MB in the end (delta: -34.8 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22762.65 ms. Allocated memory was 236.5 MB in the beginning and 667.4 MB in the end (delta: 431.0 MB). Free memory was 200.1 MB in the beginning and 462.4 MB in the end (delta: -262.3 MB). Peak memory consumption was 540.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 578]: 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: 456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 208 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.1s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 253 SDtfs, 259 SDslu, 98 SDs, 0 SdLazy, 494 SolverSat, 144 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=146occurred 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, 3 MinimizatonAttempts, 55 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 144 PreInvPairs, 160 NumberOfFragments, 512 HoareAnnotationTreeSize, 144 FomulaSimplifications, 2835 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 50 FomulaSimplificationsInter, 4762 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.6s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 34034 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...