/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:31:33,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:31:33,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:31:33,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:31:33,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:31:33,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:31:33,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:31:33,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:31:33,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:31:33,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:31:33,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:31:33,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:31:33,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:31:34,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:31:34,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:31:34,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:31:34,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:31:34,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:31:34,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:31:34,012 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:31:34,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:31:34,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:31:34,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:31:34,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:31:34,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:31:34,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:31:34,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:31:34,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:31:34,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:31:34,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:31:34,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:31:34,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:31:34,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:31:34,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:31:34,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:31:34,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:31:34,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:31:34,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:31:34,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:31:34,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:31:34,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:31:34,050 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 [2020-10-15 01:31:34,080 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:31:34,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:31:34,081 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:31:34,082 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:31:34,082 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:31:34,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:31:34,082 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:31:34,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:31:34,083 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:31:34,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:31:34,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:31:34,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:31:34,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:31:34,083 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:31:34,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:31:34,084 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:31:34,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:31:34,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:31:34,084 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:31:34,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:31:34,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:31:34,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:31:34,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:31:34,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:31:34,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:31:34,086 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:31:34,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:31:34,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:31:34,086 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:31:34,087 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 01:31:34,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:31:34,403 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:31:34,407 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:31:34,409 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:31:34,409 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:31:34,410 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product14.cil.c [2020-10-15 01:31:34,467 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/af8271a49/361bab11122541d4b94d04bb7e6e7fb8/FLAG892f3037b [2020-10-15 01:31:35,046 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:31:35,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product14.cil.c [2020-10-15 01:31:35,068 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/af8271a49/361bab11122541d4b94d04bb7e6e7fb8/FLAG892f3037b [2020-10-15 01:31:35,276 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/af8271a49/361bab11122541d4b94d04bb7e6e7fb8 [2020-10-15 01:31:35,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:31:35,288 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:31:35,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:31:35,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:31:35,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:31:35,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:31:35" (1/1) ... [2020-10-15 01:31:35,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c56d103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:35, skipping insertion in model container [2020-10-15 01:31:35,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:31:35" (1/1) ... [2020-10-15 01:31:35,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:31:35,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:31:35,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:31:35,857 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:31:35,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:31:36,009 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:31:36,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:36 WrapperNode [2020-10-15 01:31:36,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:31:36,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:31:36,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:31:36,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:31:36,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:36" (1/1) ... [2020-10-15 01:31:36,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:36" (1/1) ... [2020-10-15 01:31:36,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:36" (1/1) ... [2020-10-15 01:31:36,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:36" (1/1) ... [2020-10-15 01:31:36,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:36" (1/1) ... [2020-10-15 01:31:36,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:36" (1/1) ... [2020-10-15 01:31:36,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:36" (1/1) ... [2020-10-15 01:31:36,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:31:36,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:31:36,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:31:36,099 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:31:36,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:36" (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 [2020-10-15 01:31:36,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:31:36,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:31:36,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:31:36,172 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:31:36,172 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:31:36,172 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:31:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:31:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:31:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:31:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:31:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:31:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:31:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:31:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:31:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:31:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:31:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:31:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:31:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:31:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:31:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:31:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:31:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:31:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:31:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:31:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:31:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:31:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:31:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-15 01:31:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:31:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:31:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:31:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:31:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:31:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-15 01:31:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:31:36,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:31:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:31:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:31:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:31:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:31:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:31:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:31:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:31:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:31:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:31:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:31:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:31:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:31:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:31:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:31:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:31:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:31:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:31:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:31:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:31:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:31:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:31:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:31:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:31:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:31:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:31:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:31:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:31:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:31:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:31:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:31:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:31:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:31:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:31:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:31:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:31:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:31:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:31:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:31:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-15 01:31:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:31:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:31:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:31:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:31:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:31:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:31:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:31:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-15 01:31:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:31:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:31:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:31:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:31:37,205 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:31:37,205 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:31:37,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:31:37 BoogieIcfgContainer [2020-10-15 01:31:37,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:31:37,216 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:31:37,216 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:31:37,219 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:31:37,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:31:35" (1/3) ... [2020-10-15 01:31:37,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27318b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:31:37, skipping insertion in model container [2020-10-15 01:31:37,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:36" (2/3) ... [2020-10-15 01:31:37,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27318b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:31:37, skipping insertion in model container [2020-10-15 01:31:37,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:31:37" (3/3) ... [2020-10-15 01:31:37,223 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product14.cil.c [2020-10-15 01:31:37,234 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:31:37,244 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:31:37,254 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:31:37,275 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:31:37,275 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:31:37,275 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:31:37,275 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:31:37,276 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:31:37,276 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:31:37,276 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:31:37,276 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:31:37,298 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states. [2020-10-15 01:31:37,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-15 01:31:37,307 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:31:37,308 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] [2020-10-15 01:31:37,309 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:31:37,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:31:37,315 INFO L82 PathProgramCache]: Analyzing trace with hash -537699629, now seen corresponding path program 1 times [2020-10-15 01:31:37,322 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:31:37,323 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [331921213] [2020-10-15 01:31:37,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:31:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:37,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:37,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:38,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:38,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:39,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:42,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:42,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-15 01:31:42,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:31:42,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 01:31:42,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:42,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:42,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 01:31:42,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:31:42,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 01:31:42,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-15 01:31:43,053 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:31:43,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:31:43,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:43,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:43,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:43,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:31:43,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:43,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-15 01:31:43,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:43,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:43,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:43,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:43,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:31:43,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:43,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:31:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:43,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:43,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:43,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:31:43,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:43,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:31:43,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:43,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:43,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:43,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:43,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:31:43,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:43,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:31:43,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:43,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:43,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:43,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:31:43,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:43,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:31:43,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:43,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:43,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:43,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:43,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:31:43,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:43,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:31:43,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:43,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:43,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:43,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:31:43,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:43,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:31:43,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:43,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:43,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:43,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:43,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:31:43,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:43,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:31:43,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:43,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:43,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:43,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:31:43,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:43,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:31:43,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:43,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:43,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:43,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:43,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:31:43,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:43,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:31:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:43,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:43,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:43,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:31:43,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:43,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:31:43,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:43,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:43,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:31:43,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:43,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:31:43,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:43,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:31:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:43,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:43,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:43,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:31:43,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:43,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:31:43,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:43,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:43,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:31:43,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:31:43,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:31:43,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:43,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:31:43,236 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [331921213] [2020-10-15 01:31:43,238 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:31:43,238 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:31:43,239 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929363218] [2020-10-15 01:31:43,244 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:31:43,244 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:31:43,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:31:43,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:31:43,262 INFO L87 Difference]: Start difference. First operand 154 states. Second operand 7 states. [2020-10-15 01:31:43,737 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:31:44,722 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:31:45,058 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:31:45,304 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:31:45,764 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:31:46,081 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:31:47,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:31:47,072 INFO L93 Difference]: Finished difference Result 348 states and 472 transitions. [2020-10-15 01:31:47,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 01:31:47,074 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-15 01:31:47,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:31:47,090 INFO L225 Difference]: With dead ends: 348 [2020-10-15 01:31:47,090 INFO L226 Difference]: Without dead ends: 207 [2020-10-15 01:31:47,095 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:31:47,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2020-10-15 01:31:47,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 164. [2020-10-15 01:31:47,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-10-15 01:31:47,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 194 transitions. [2020-10-15 01:31:47,198 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 194 transitions. Word has length 46 [2020-10-15 01:31:47,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:31:47,198 INFO L479 AbstractCegarLoop]: Abstraction has 164 states and 194 transitions. [2020-10-15 01:31:47,199 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:31:47,199 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 194 transitions. [2020-10-15 01:31:47,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-15 01:31:47,203 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:31:47,203 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:31:47,204 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:31:47,204 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:31:47,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:31:47,205 INFO L82 PathProgramCache]: Analyzing trace with hash 399415856, now seen corresponding path program 1 times [2020-10-15 01:31:47,205 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:31:47,205 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [62115389] [2020-10-15 01:31:47,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:31:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:47,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:47,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:48,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:49,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:49,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-15 01:31:49,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:31:49,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1786 [2020-10-15 01:31:49,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:49,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:49,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 01:31:49,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:31:49,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 01:31:49,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:31:49,315 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:31:49,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:31:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:49,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:49,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:49,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:31:49,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:49,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-15 01:31:49,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:49,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:49,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:49,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:49,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:31:49,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:49,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:31:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:49,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:49,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:49,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:31:49,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:49,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:31:49,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:49,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:49,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:49,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:49,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:31:49,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:49,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:31:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:49,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:49,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:49,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:31:49,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:49,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:31:49,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:49,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:49,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:49,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:49,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:31:49,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:49,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:31:49,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:49,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:49,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:49,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:31:49,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:49,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:31:49,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:49,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:49,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:49,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:49,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:31:49,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:49,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:31:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:49,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:49,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:49,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:31:49,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:49,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:31:49,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:49,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:49,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:49,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:49,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:31:49,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:49,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:31:49,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:49,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:49,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:49,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:31:49,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:49,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:31:49,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:49,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:49,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:49,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:49,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:31:49,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:49,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-15 01:31:49,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:49,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:49,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:49,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:31:49,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:49,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:31:49,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:49,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:49,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:49,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:49,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:31:49,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:49,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-15 01:31:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:49,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:49,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:49,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:31:49,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:49,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:31:49,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:49,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:49,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:31:49,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:49,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:31:49,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:49,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:31:49,484 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [62115389] [2020-10-15 01:31:49,484 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:31:49,485 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:31:49,485 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548926556] [2020-10-15 01:31:49,487 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:31:49,487 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:31:49,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:31:49,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:31:49,488 INFO L87 Difference]: Start difference. First operand 164 states and 194 transitions. Second operand 8 states. [2020-10-15 01:31:50,025 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:31:50,922 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:31:51,206 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:31:51,435 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:31:51,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:31:51,678 INFO L93 Difference]: Finished difference Result 299 states and 378 transitions. [2020-10-15 01:31:51,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:31:51,679 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-15 01:31:51,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:31:51,680 INFO L225 Difference]: With dead ends: 299 [2020-10-15 01:31:51,680 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:31:51,684 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:31:51,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:31:51,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:31:51,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:31:51,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:31:51,685 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2020-10-15 01:31:51,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:31:51,685 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:31:51,685 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:31:51,686 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:31:51,686 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:31:51,686 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:31:51,688 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:31:53,474 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:31:53,615 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-10-15 01:31:53,800 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:31:53,972 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:31:54,106 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:31:54,345 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:31:54,496 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:31:54,786 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 8 [2020-10-15 01:31:55,077 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:31:55,266 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:31:55,674 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 16 [2020-10-15 01:31:55,985 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-10-15 01:31:56,143 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:31:56,288 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-10-15 01:31:56,593 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 8 [2020-10-15 01:31:56,990 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-10-15 01:31:57,145 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-10-15 01:31:57,414 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:31:57,562 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:31:57,710 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:31:57,856 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:31:58,009 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:31:58,155 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:31:58,310 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:31:58,497 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:31:58,894 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-10-15 01:31:58,898 INFO L268 CegarLoopResult]: For program point L225(lines 202 226) no Hoare annotation was computed. [2020-10-15 01:31:58,898 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 178 233) no Hoare annotation was computed. [2020-10-15 01:31:58,899 INFO L268 CegarLoopResult]: For program point L209(lines 209 213) no Hoare annotation was computed. [2020-10-15 01:31:58,899 INFO L268 CegarLoopResult]: For program point L209-1(lines 209 213) no Hoare annotation was computed. [2020-10-15 01:31:58,899 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-15 01:31:58,899 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 224) no Hoare annotation was computed. [2020-10-15 01:31:58,899 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 178 233) no Hoare annotation was computed. [2020-10-15 01:31:58,900 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 178 233) no Hoare annotation was computed. [2020-10-15 01:31:58,900 INFO L268 CegarLoopResult]: For program point L286(lines 259 287) no Hoare annotation was computed. [2020-10-15 01:31:58,900 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-10-15 01:31:58,900 INFO L268 CegarLoopResult]: For program point L279-1(line 279) no Hoare annotation was computed. [2020-10-15 01:31:58,900 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 234 293) no Hoare annotation was computed. [2020-10-15 01:31:58,900 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 234 293) no Hoare annotation was computed. [2020-10-15 01:31:58,901 INFO L268 CegarLoopResult]: For program point L266(lines 266 270) no Hoare annotation was computed. [2020-10-15 01:31:58,901 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 234 293) no Hoare annotation was computed. [2020-10-15 01:31:58,901 INFO L268 CegarLoopResult]: For program point L266-1(lines 266 270) no Hoare annotation was computed. [2020-10-15 01:31:58,901 INFO L268 CegarLoopResult]: For program point L261(line 261) no Hoare annotation was computed. [2020-10-15 01:31:58,902 INFO L268 CegarLoopResult]: For program point L260-2(lines 260 285) no Hoare annotation was computed. [2020-10-15 01:31:58,902 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 513 519) the Hoare annotation is: true [2020-10-15 01:31:58,902 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 513 519) no Hoare annotation was computed. [2020-10-15 01:31:58,902 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 520 528) no Hoare annotation was computed. [2020-10-15 01:31:58,902 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 520 528) the Hoare annotation is: true [2020-10-15 01:31:58,903 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 520 528) no Hoare annotation was computed. [2020-10-15 01:31:58,903 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 605 627) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:31:58,903 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 605 627) no Hoare annotation was computed. [2020-10-15 01:31:58,903 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 605 627) no Hoare annotation was computed. [2020-10-15 01:31:58,903 INFO L264 CegarLoopResult]: At program point L617(line 617) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:31:58,903 INFO L264 CegarLoopResult]: At program point L617-1(line 617) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:31:58,903 INFO L268 CegarLoopResult]: For program point L615(lines 615 622) no Hoare annotation was computed. [2020-10-15 01:31:58,904 INFO L268 CegarLoopResult]: For program point L615-1(lines 615 622) no Hoare annotation was computed. [2020-10-15 01:31:58,904 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-10-15 01:31:58,904 INFO L264 CegarLoopResult]: At program point L612(line 612) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:31:58,904 INFO L264 CegarLoopResult]: At program point L611(line 611) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:31:58,904 INFO L264 CegarLoopResult]: At program point L611-1(line 611) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:31:58,905 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-10-15 01:31:58,905 INFO L268 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-10-15 01:31:58,905 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 563 586) no Hoare annotation was computed. [2020-10-15 01:31:58,905 INFO L268 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-10-15 01:31:58,905 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-10-15 01:31:58,905 INFO L268 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-10-15 01:31:58,905 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 563 586) no Hoare annotation was computed. [2020-10-15 01:31:58,906 INFO L268 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-10-15 01:31:58,906 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 563 586) no Hoare annotation was computed. [2020-10-15 01:31:58,906 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-10-15 01:31:58,906 INFO L268 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-10-15 01:31:58,906 INFO L268 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2020-10-15 01:31:58,906 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-10-15 01:31:58,906 INFO L268 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2020-10-15 01:31:58,906 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-10-15 01:31:58,907 INFO L268 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-15 01:31:58,907 INFO L268 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2020-10-15 01:31:58,907 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 728 734) no Hoare annotation was computed. [2020-10-15 01:31:58,907 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 728 734) the Hoare annotation is: true [2020-10-15 01:31:58,907 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 761 768) no Hoare annotation was computed. [2020-10-15 01:31:58,907 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 761 768) no Hoare annotation was computed. [2020-10-15 01:31:58,907 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 761 768) no Hoare annotation was computed. [2020-10-15 01:31:58,908 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 805 813) no Hoare annotation was computed. [2020-10-15 01:31:58,908 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 805 813) the Hoare annotation is: true [2020-10-15 01:31:58,908 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 805 813) no Hoare annotation was computed. [2020-10-15 01:31:58,908 INFO L268 CegarLoopResult]: For program point L833(lines 833 841) no Hoare annotation was computed. [2020-10-15 01:31:58,908 INFO L268 CegarLoopResult]: For program point L833-2(lines 833 841) no Hoare annotation was computed. [2020-10-15 01:31:58,908 INFO L268 CegarLoopResult]: For program point L821(lines 821 829) no Hoare annotation was computed. [2020-10-15 01:31:58,908 INFO L268 CegarLoopResult]: For program point L821-2(lines 821 829) no Hoare annotation was computed. [2020-10-15 01:31:58,909 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 814 849) no Hoare annotation was computed. [2020-10-15 01:31:58,909 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-10-15 01:31:58,909 INFO L268 CegarLoopResult]: For program point L844-1(line 844) no Hoare annotation was computed. [2020-10-15 01:31:58,909 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 814 849) no Hoare annotation was computed. [2020-10-15 01:31:58,909 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 814 849) no Hoare annotation was computed. [2020-10-15 01:31:58,909 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 506 512) no Hoare annotation was computed. [2020-10-15 01:31:58,910 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 506 512) the Hoare annotation is: true [2020-10-15 01:31:58,910 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 132 177) no Hoare annotation was computed. [2020-10-15 01:31:58,910 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 132 177) no Hoare annotation was computed. [2020-10-15 01:31:58,910 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 132 177) no Hoare annotation was computed. [2020-10-15 01:31:58,910 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 445 490) no Hoare annotation was computed. [2020-10-15 01:31:58,910 INFO L268 CegarLoopResult]: For program point L465(lines 465 472) no Hoare annotation was computed. [2020-10-15 01:31:58,910 INFO L268 CegarLoopResult]: For program point L459(lines 459 479) no Hoare annotation was computed. [2020-10-15 01:31:58,911 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 445 490) no Hoare annotation was computed. [2020-10-15 01:31:58,911 INFO L268 CegarLoopResult]: For program point L459-1(lines 459 479) no Hoare annotation was computed. [2020-10-15 01:31:58,911 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 445 490) no Hoare annotation was computed. [2020-10-15 01:31:58,911 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 595 604) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:31:58,911 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 595 604) no Hoare annotation was computed. [2020-10-15 01:31:58,911 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 595 604) no Hoare annotation was computed. [2020-10-15 01:31:58,912 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 794 804) the Hoare annotation is: true [2020-10-15 01:31:58,912 INFO L271 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: true [2020-10-15 01:31:58,912 INFO L268 CegarLoopResult]: For program point L799-1(line 799) no Hoare annotation was computed. [2020-10-15 01:31:58,912 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 794 804) no Hoare annotation was computed. [2020-10-15 01:31:58,912 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 794 804) no Hoare annotation was computed. [2020-10-15 01:31:58,912 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 786 793) the Hoare annotation is: true [2020-10-15 01:31:58,912 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 786 793) no Hoare annotation was computed. [2020-10-15 01:31:58,913 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 786 793) no Hoare annotation was computed. [2020-10-15 01:31:58,913 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 736 760) no Hoare annotation was computed. [2020-10-15 01:31:58,913 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 736 760) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:31:58,913 INFO L264 CegarLoopResult]: At program point L755(line 755) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:31:58,913 INFO L268 CegarLoopResult]: For program point L755-1(lines 736 760) no Hoare annotation was computed. [2020-10-15 01:31:58,913 INFO L264 CegarLoopResult]: At program point L750(line 750) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:31:58,914 INFO L264 CegarLoopResult]: At program point L746(line 746) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:31:58,914 INFO L268 CegarLoopResult]: For program point L744(lines 744 752) no Hoare annotation was computed. [2020-10-15 01:31:58,914 INFO L264 CegarLoopResult]: At program point L742(line 742) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:31:58,914 INFO L268 CegarLoopResult]: For program point L742-1(line 742) no Hoare annotation was computed. [2020-10-15 01:31:58,914 INFO L268 CegarLoopResult]: For program point L740(lines 740 757) no Hoare annotation was computed. [2020-10-15 01:31:58,914 INFO L264 CegarLoopResult]: At program point testENTRY(lines 630 695) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:31:58,914 INFO L268 CegarLoopResult]: For program point testFINAL(lines 630 695) no Hoare annotation was computed. [2020-10-15 01:31:58,915 INFO L264 CegarLoopResult]: At program point L688(lines 639 689) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:31:58,915 INFO L268 CegarLoopResult]: For program point L678(lines 678 682) no Hoare annotation was computed. [2020-10-15 01:31:58,915 INFO L264 CegarLoopResult]: At program point L678-2(lines 670 683) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:31:58,915 INFO L268 CegarLoopResult]: For program point L641(lines 640 687) no Hoare annotation was computed. [2020-10-15 01:31:58,915 INFO L264 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:31:58,915 INFO L268 CegarLoopResult]: For program point L670(lines 670 683) no Hoare annotation was computed. [2020-10-15 01:31:58,916 INFO L264 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:31:58,916 INFO L268 CegarLoopResult]: For program point L660(lines 660 666) no Hoare annotation was computed. [2020-10-15 01:31:58,916 INFO L268 CegarLoopResult]: For program point L660-1(lines 660 666) no Hoare annotation was computed. [2020-10-15 01:31:58,916 INFO L264 CegarLoopResult]: At program point L685(lines 640 687) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:31:58,916 INFO L264 CegarLoopResult]: At program point L652(line 652) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:31:58,916 INFO L268 CegarLoopResult]: For program point L650(lines 650 656) no Hoare annotation was computed. [2020-10-15 01:31:58,917 INFO L268 CegarLoopResult]: For program point L650-1(lines 650 656) no Hoare annotation was computed. [2020-10-15 01:31:58,917 INFO L268 CegarLoopResult]: For program point testEXIT(lines 630 695) no Hoare annotation was computed. [2020-10-15 01:31:58,917 INFO L268 CegarLoopResult]: For program point L642(lines 642 646) no Hoare annotation was computed. [2020-10-15 01:31:58,917 INFO L268 CegarLoopResult]: For program point L413(lines 413 433) no Hoare annotation was computed. [2020-10-15 01:31:58,917 INFO L268 CegarLoopResult]: For program point L413-1(lines 413 433) no Hoare annotation was computed. [2020-10-15 01:31:58,917 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 399 444) no Hoare annotation was computed. [2020-10-15 01:31:58,917 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 399 444) no Hoare annotation was computed. [2020-10-15 01:31:58,918 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 399 444) no Hoare annotation was computed. [2020-10-15 01:31:58,918 INFO L268 CegarLoopResult]: For program point L419(lines 419 426) no Hoare annotation was computed. [2020-10-15 01:31:58,918 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-10-15 01:31:58,918 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-10-15 01:31:58,918 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-10-15 01:31:58,918 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-10-15 01:31:58,918 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-10-15 01:31:58,919 INFO L268 CegarLoopResult]: For program point L320(lines 320 324) no Hoare annotation was computed. [2020-10-15 01:31:58,919 INFO L268 CegarLoopResult]: For program point L384(lines 384 395) no Hoare annotation was computed. [2020-10-15 01:31:58,919 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 296 398) no Hoare annotation was computed. [2020-10-15 01:31:58,919 INFO L268 CegarLoopResult]: For program point L347(lines 347 351) no Hoare annotation was computed. [2020-10-15 01:31:58,919 INFO L268 CegarLoopResult]: For program point L345-2(lines 345 365) no Hoare annotation was computed. [2020-10-15 01:31:58,919 INFO L268 CegarLoopResult]: For program point L366(lines 344 367) no Hoare annotation was computed. [2020-10-15 01:31:58,919 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 296 398) no Hoare annotation was computed. [2020-10-15 01:31:58,919 INFO L268 CegarLoopResult]: For program point L325(lines 325 341) no Hoare annotation was computed. [2020-10-15 01:31:58,920 INFO L268 CegarLoopResult]: For program point L385(lines 385 392) no Hoare annotation was computed. [2020-10-15 01:31:58,920 INFO L268 CegarLoopResult]: For program point L346(lines 345 365) no Hoare annotation was computed. [2020-10-15 01:31:58,920 INFO L268 CegarLoopResult]: For program point L377(line 377) no Hoare annotation was computed. [2020-10-15 01:31:58,920 INFO L268 CegarLoopResult]: For program point L377-1(line 377) no Hoare annotation was computed. [2020-10-15 01:31:58,920 INFO L268 CegarLoopResult]: For program point L342(lines 342 383) no Hoare annotation was computed. [2020-10-15 01:31:58,920 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 296 398) no Hoare annotation was computed. [2020-10-15 01:31:58,920 INFO L268 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-10-15 01:31:58,920 INFO L268 CegarLoopResult]: For program point L361-1(line 361) no Hoare annotation was computed. [2020-10-15 01:31:58,921 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 496 505) no Hoare annotation was computed. [2020-10-15 01:31:58,921 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 496 505) no Hoare annotation was computed. [2020-10-15 01:31:58,921 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 496 505) no Hoare annotation was computed. [2020-10-15 01:31:58,921 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:31:58,921 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-10-15 01:31:58,922 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:31:58,922 INFO L268 CegarLoopResult]: For program point L780(line 780) no Hoare annotation was computed. [2020-10-15 01:31:58,922 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 769 785) no Hoare annotation was computed. [2020-10-15 01:31:58,922 INFO L268 CegarLoopResult]: For program point L780-1(lines 769 785) no Hoare annotation was computed. [2020-10-15 01:31:58,922 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 769 785) no Hoare annotation was computed. [2020-10-15 01:31:58,922 INFO L268 CegarLoopResult]: For program point L776(lines 776 782) no Hoare annotation was computed. [2020-10-15 01:31:58,922 INFO L268 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-10-15 01:31:58,923 INFO L268 CegarLoopResult]: For program point L774-1(line 774) no Hoare annotation was computed. [2020-10-15 01:31:58,923 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2020-10-15 01:31:58,923 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-10-15 01:31:58,923 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-10-15 01:31:58,923 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-15 01:31:58,923 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-10-15 01:31:58,923 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-10-15 01:31:58,923 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:31:58,924 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:31:58,924 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:31:58,924 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-10-15 01:31:58,924 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-10-15 01:31:58,924 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-10-15 01:31:58,924 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 704 727) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:31:58,924 INFO L264 CegarLoopResult]: At program point L717(line 717) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:31:58,925 INFO L264 CegarLoopResult]: At program point L715(lines 715 721) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:31:58,925 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 704 727) no Hoare annotation was computed. [2020-10-15 01:31:58,925 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 704 727) no Hoare annotation was computed. [2020-10-15 01:31:58,925 INFO L264 CegarLoopResult]: At program point L710(line 710) the Hoare annotation is: (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:31:58,925 INFO L268 CegarLoopResult]: For program point L708(lines 707 726) no Hoare annotation was computed. [2020-10-15 01:31:58,925 INFO L264 CegarLoopResult]: At program point L546-1(lines 546 550) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:31:58,925 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 532 561) no Hoare annotation was computed. [2020-10-15 01:31:58,925 INFO L268 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-15 01:31:58,926 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 532 561) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:31:58,926 INFO L264 CegarLoopResult]: At program point L542-2(lines 542 556) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:31:58,926 INFO L264 CegarLoopResult]: At program point L538(line 538) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:31:58,926 INFO L268 CegarLoopResult]: For program point L538-1(line 538) no Hoare annotation was computed. [2020-10-15 01:31:58,926 INFO L271 CegarLoopResult]: At program point L557(lines 532 561) the Hoare annotation is: true [2020-10-15 01:31:58,926 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-15 01:31:58,927 INFO L268 CegarLoopResult]: For program point L546(lines 546 550) no Hoare annotation was computed. [2020-10-15 01:31:58,927 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-10-15 01:31:58,927 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-10-15 01:31:58,927 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-10-15 01:31:58,927 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 587 593) no Hoare annotation was computed. [2020-10-15 01:31:58,927 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 587 593) the Hoare annotation is: true [2020-10-15 01:31:58,927 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:31:58,928 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-15 01:31:58,928 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:31:58,928 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:31:58,928 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 850 857) no Hoare annotation was computed. [2020-10-15 01:31:58,928 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 850 857) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:58,928 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 850 857) no Hoare annotation was computed. [2020-10-15 01:31:58,928 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-10-15 01:31:58,928 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-10-15 01:31:58,929 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:58,929 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 886 893) no Hoare annotation was computed. [2020-10-15 01:31:58,929 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 890) no Hoare annotation was computed. [2020-10-15 01:31:58,929 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 886 893) the Hoare annotation is: true [2020-10-15 01:31:58,929 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 886 893) no Hoare annotation was computed. [2020-10-15 01:31:58,929 INFO L268 CegarLoopResult]: For program point L866-1(line 866) no Hoare annotation was computed. [2020-10-15 01:31:58,930 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 860 884) the Hoare annotation is: true [2020-10-15 01:31:58,930 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 860 884) no Hoare annotation was computed. [2020-10-15 01:31:58,930 INFO L264 CegarLoopResult]: At program point L874(line 874) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-15 01:31:58,930 INFO L268 CegarLoopResult]: For program point L872(lines 872 878) no Hoare annotation was computed. [2020-10-15 01:31:58,930 INFO L264 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-10-15 01:31:58,930 INFO L268 CegarLoopResult]: For program point L870-1(line 870) no Hoare annotation was computed. [2020-10-15 01:31:58,930 INFO L268 CegarLoopResult]: For program point L868(lines 868 881) no Hoare annotation was computed. [2020-10-15 01:31:58,931 INFO L268 CegarLoopResult]: For program point L868-1(lines 860 884) no Hoare annotation was computed. [2020-10-15 01:31:58,931 INFO L271 CegarLoopResult]: At program point L866(line 866) the Hoare annotation is: true [2020-10-15 01:31:58,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:31:58 BoogieIcfgContainer [2020-10-15 01:31:58,949 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:31:58,951 INFO L168 Benchmark]: Toolchain (without parser) took 23663.32 ms. Allocated memory was 147.3 MB in the beginning and 645.4 MB in the end (delta: 498.1 MB). Free memory was 102.8 MB in the beginning and 279.3 MB in the end (delta: -176.5 MB). Peak memory consumption was 474.0 MB. Max. memory is 7.1 GB. [2020-10-15 01:31:58,952 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.4 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-10-15 01:31:58,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 718.88 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 102.4 MB in the beginning and 173.1 MB in the end (delta: -70.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2020-10-15 01:31:58,954 INFO L168 Benchmark]: Boogie Preprocessor took 87.85 ms. Allocated memory is still 203.9 MB. Free memory was 173.1 MB in the beginning and 169.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2020-10-15 01:31:58,955 INFO L168 Benchmark]: RCFGBuilder took 1114.93 ms. Allocated memory was 203.9 MB in the beginning and 233.8 MB in the end (delta: 29.9 MB). Free memory was 169.3 MB in the beginning and 196.5 MB in the end (delta: -27.2 MB). Peak memory consumption was 82.0 MB. Max. memory is 7.1 GB. [2020-10-15 01:31:58,956 INFO L168 Benchmark]: TraceAbstraction took 21733.50 ms. Allocated memory was 233.8 MB in the beginning and 645.4 MB in the end (delta: 411.6 MB). Free memory was 196.5 MB in the beginning and 279.3 MB in the end (delta: -82.8 MB). Peak memory consumption was 481.2 MB. Max. memory is 7.1 GB. [2020-10-15 01:31:58,960 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.4 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 718.88 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 102.4 MB in the beginning and 173.1 MB in the end (delta: -70.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.85 ms. Allocated memory is still 203.9 MB. Free memory was 173.1 MB in the beginning and 169.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1114.93 ms. Allocated memory was 203.9 MB in the beginning and 233.8 MB in the end (delta: 29.9 MB). Free memory was 169.3 MB in the beginning and 196.5 MB in the end (delta: -27.2 MB). Peak memory consumption was 82.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21733.50 ms. Allocated memory was 233.8 MB in the beginning and 645.4 MB in the end (delta: 411.6 MB). Free memory was 196.5 MB in the beginning and 279.3 MB in the end (delta: -82.8 MB). Peak memory consumption was 481.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 890]: 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: 542]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 6.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 179 SDtfs, 330 SDslu, 237 SDs, 0 SdLazy, 955 SolverSat, 193 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=164occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 43 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 209 PreInvPairs, 268 NumberOfFragments, 663 HoareAnnotationTreeSize, 209 FomulaSimplifications, 7431 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 50 FomulaSimplificationsInter, 8745 FormulaSimplificationTreeSizeReductionInter, 5.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 100 ConstructedInterpolants, 0 QuantifiedInterpolants, 30890 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...