/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=BIGGEST --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_spec4_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 18:01:26,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 18:01:26,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 18:01:26,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 18:01:26,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 18:01:26,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 18:01:26,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 18:01:26,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 18:01:26,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 18:01:26,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 18:01:26,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 18:01:26,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 18:01:26,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 18:01:26,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 18:01:26,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 18:01:26,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 18:01:26,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 18:01:26,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 18:01:26,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 18:01:26,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 18:01:26,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 18:01:26,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 18:01:26,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 18:01:26,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 18:01:26,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 18:01:26,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 18:01:26,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 18:01:26,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 18:01:26,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 18:01:26,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 18:01:26,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 18:01:26,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 18:01:26,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 18:01:26,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 18:01:26,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 18:01:26,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 18:01:26,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 18:01:26,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 18:01:26,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 18:01:26,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 18:01:26,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 18:01:26,205 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 [2020-10-12 18:01:26,242 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 18:01:26,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 18:01:26,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 18:01:26,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 18:01:26,244 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 18:01:26,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 18:01:26,245 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 18:01:26,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 18:01:26,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 18:01:26,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 18:01:26,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 18:01:26,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 18:01:26,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 18:01:26,248 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 18:01:26,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 18:01:26,248 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 18:01:26,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 18:01:26,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 18:01:26,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 18:01:26,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 18:01:26,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 18:01:26,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 18:01:26,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 18:01:26,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 18:01:26,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 18:01:26,250 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 18:01:26,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 18:01:26,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 18:01:26,251 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 18:01:26,251 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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 18:01:26,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 18:01:26,626 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 18:01:26,629 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 18:01:26,631 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 18:01:26,632 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 18:01:26,632 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2020-10-12 18:01:26,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/45989d8b2/821154e2456c437db7fd55893b0909e2/FLAG1ab9954ed [2020-10-12 18:01:27,196 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 18:01:27,197 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2020-10-12 18:01:27,211 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/45989d8b2/821154e2456c437db7fd55893b0909e2/FLAG1ab9954ed [2020-10-12 18:01:27,458 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/45989d8b2/821154e2456c437db7fd55893b0909e2 [2020-10-12 18:01:27,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 18:01:27,471 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 18:01:27,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 18:01:27,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 18:01:27,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 18:01:27,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:01:27" (1/1) ... [2020-10-12 18:01:27,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76162525 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:27, skipping insertion in model container [2020-10-12 18:01:27,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:01:27" (1/1) ... [2020-10-12 18:01:27,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 18:01:27,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 18:01:27,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:01:27,891 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 18:01:28,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:01:28,145 INFO L208 MainTranslator]: Completed translation [2020-10-12 18:01:28,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:28 WrapperNode [2020-10-12 18:01:28,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 18:01:28,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 18:01:28,146 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 18:01:28,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 18:01:28,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:28" (1/1) ... [2020-10-12 18:01:28,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:28" (1/1) ... [2020-10-12 18:01:28,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:28" (1/1) ... [2020-10-12 18:01:28,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:28" (1/1) ... [2020-10-12 18:01:28,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:28" (1/1) ... [2020-10-12 18:01:28,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:28" (1/1) ... [2020-10-12 18:01:28,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:28" (1/1) ... [2020-10-12 18:01:28,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 18:01:28,247 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 18:01:28,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 18:01:28,247 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 18:01:28,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:28" (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 [2020-10-12 18:01:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 18:01:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 18:01:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 18:01:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 18:01:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 18:01:28,306 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 18:01:28,306 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 18:01:28,306 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 18:01:28,306 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 18:01:28,306 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 18:01:28,306 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 18:01:28,307 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 18:01:28,307 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 18:01:28,307 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 18:01:28,307 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 18:01:28,307 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 18:01:28,307 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 18:01:28,308 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 18:01:28,308 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 18:01:28,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:01:28,308 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 18:01:28,308 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 18:01:28,308 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 18:01:28,309 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 18:01:28,309 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 18:01:28,309 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 18:01:28,309 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 18:01:28,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 18:01:28,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 18:01:28,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 18:01:28,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 18:01:28,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 18:01:28,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 18:01:28,310 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 18:01:28,310 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 18:01:28,311 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 18:01:28,311 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 18:01:28,311 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 18:01:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 18:01:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 18:01:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 18:01:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 18:01:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 18:01:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 18:01:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 18:01:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 18:01:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 18:01:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 18:01:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 18:01:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 18:01:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 18:01:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 18:01:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 18:01:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 18:01:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 18:01:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:01:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 18:01:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 18:01:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 18:01:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 18:01:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 18:01:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 18:01:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 18:01:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 18:01:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 18:01:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 18:01:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 18:01:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 18:01:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 18:01:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 18:01:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 18:01:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 18:01:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 18:01:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 18:01:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 18:01:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 18:01:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 18:01:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 18:01:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 18:01:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 18:01:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 18:01:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 18:01:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 18:01:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 18:01:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 18:01:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 18:01:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 18:01:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 18:01:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 18:01:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 18:01:29,389 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 18:01:29,390 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 18:01:29,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:01:29 BoogieIcfgContainer [2020-10-12 18:01:29,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 18:01:29,400 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 18:01:29,401 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 18:01:29,404 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 18:01:29,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 06:01:27" (1/3) ... [2020-10-12 18:01:29,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b8b6614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:01:29, skipping insertion in model container [2020-10-12 18:01:29,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:28" (2/3) ... [2020-10-12 18:01:29,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b8b6614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:01:29, skipping insertion in model container [2020-10-12 18:01:29,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:01:29" (3/3) ... [2020-10-12 18:01:29,408 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25.cil.c [2020-10-12 18:01:29,418 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 18:01:29,428 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 18:01:29,439 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 18:01:29,458 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 18:01:29,458 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 18:01:29,459 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 18:01:29,459 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 18:01:29,459 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 18:01:29,459 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 18:01:29,459 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 18:01:29,460 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 18:01:29,480 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2020-10-12 18:01:29,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-12 18:01:29,490 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:01:29,491 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] [2020-10-12 18:01:29,491 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:01:29,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:01:29,496 INFO L82 PathProgramCache]: Analyzing trace with hash -1693195754, now seen corresponding path program 1 times [2020-10-12 18:01:29,505 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:01:29,505 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [554661877] [2020-10-12 18:01:29,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:01:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:29,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:29,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:30,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:31,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:33,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:34,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:34,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-12 18:01:34,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 18:01:34,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4268 [2020-10-12 18:01:34,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:34,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 18:01:34,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:01:34,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-12 18:01:34,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 18:01:34,514 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:01:34,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:01:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:34,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:34,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:34,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:34,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:34,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 149 [2020-10-12 18:01:34,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:34,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:34,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:34,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:01:34,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:01:34,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:01:34,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:34,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:34,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:34,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:01:34,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:34,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:01:34,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:34,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:34,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:34,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:01:34,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 18:01:34,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:01:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:34,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:34,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:34,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:01:34,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:34,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:01:34,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:34,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:34,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:34,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:01:34,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:34,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:01:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:34,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:34,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:34,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:34,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:34,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 18:01:34,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:34,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:34,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:34,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:01:34,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:01:34,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:01:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:34,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:34,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:34,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:01:34,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:34,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:01:34,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:34,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:34,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:34,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:01:34,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:01:34,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 18:01:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:34,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:34,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:34,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:34,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:34,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:01:34,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:34,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:34,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:34,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:01:34,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:01:34,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 18:01:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:34,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:34,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:34,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:34,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:34,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 18:01:34,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:34,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:01:34,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:34,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:01:34,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:01:34,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 18:01:34,899 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [554661877] [2020-10-12 18:01:34,902 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:01:34,902 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-12 18:01:34,903 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361357976] [2020-10-12 18:01:34,912 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 18:01:34,913 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:01:34,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 18:01:34,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-12 18:01:34,940 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 7 states. [2020-10-12 18:01:35,455 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:01:36,760 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:01:37,070 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:01:37,375 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:01:37,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:01:37,701 INFO L93 Difference]: Finished difference Result 207 states and 268 transitions. [2020-10-12 18:01:37,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-12 18:01:37,703 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-12 18:01:37,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:01:37,710 INFO L225 Difference]: With dead ends: 207 [2020-10-12 18:01:37,710 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 18:01:37,720 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-12 18:01:37,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 18:01:37,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 18:01:37,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 18:01:37,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 18:01:37,747 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2020-10-12 18:01:37,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:01:37,748 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 18:01:37,748 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 18:01:37,749 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 18:01:37,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 18:01:37,751 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 18:01:37,753 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 18:01:39,462 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:39,664 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-12 18:01:39,876 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-12 18:01:40,036 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-12 18:01:40,188 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-12 18:01:40,432 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:40,649 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:40,863 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-12 18:01:41,161 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:01:41,383 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:41,632 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-12 18:01:41,804 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-12 18:01:42,001 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-12 18:01:42,202 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-12 18:01:42,422 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:42,625 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-12 18:01:42,784 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-12 18:01:42,932 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-12 18:01:43,083 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:43,259 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:43,424 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:43,436 INFO L268 CegarLoopResult]: For program point L534(lines 534 538) no Hoare annotation was computed. [2020-10-12 18:01:43,436 INFO L268 CegarLoopResult]: For program point L534-1(lines 534 538) no Hoare annotation was computed. [2020-10-12 18:01:43,436 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 503 558) no Hoare annotation was computed. [2020-10-12 18:01:43,436 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-12 18:01:43,436 INFO L268 CegarLoopResult]: For program point L528-2(lines 528 549) no Hoare annotation was computed. [2020-10-12 18:01:43,436 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 503 558) no Hoare annotation was computed. [2020-10-12 18:01:43,437 INFO L268 CegarLoopResult]: For program point L550(lines 527 551) no Hoare annotation was computed. [2020-10-12 18:01:43,437 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 503 558) no Hoare annotation was computed. [2020-10-12 18:01:43,437 INFO L268 CegarLoopResult]: For program point L604(line 604) no Hoare annotation was computed. [2020-10-12 18:01:43,437 INFO L268 CegarLoopResult]: For program point L604-1(line 604) no Hoare annotation was computed. [2020-10-12 18:01:43,437 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 559 618) no Hoare annotation was computed. [2020-10-12 18:01:43,437 INFO L268 CegarLoopResult]: For program point L591(lines 591 595) no Hoare annotation was computed. [2020-10-12 18:01:43,437 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 559 618) no Hoare annotation was computed. [2020-10-12 18:01:43,437 INFO L268 CegarLoopResult]: For program point L591-1(lines 591 595) no Hoare annotation was computed. [2020-10-12 18:01:43,438 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-10-12 18:01:43,438 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 559 618) no Hoare annotation was computed. [2020-10-12 18:01:43,438 INFO L268 CegarLoopResult]: For program point L585-2(lines 585 610) no Hoare annotation was computed. [2020-10-12 18:01:43,438 INFO L268 CegarLoopResult]: For program point L611(lines 584 612) no Hoare annotation was computed. [2020-10-12 18:01:43,438 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 318 324) the Hoare annotation is: true [2020-10-12 18:01:43,438 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 318 324) no Hoare annotation was computed. [2020-10-12 18:01:43,439 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 325 333) no Hoare annotation was computed. [2020-10-12 18:01:43,439 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 325 333) the Hoare annotation is: true [2020-10-12 18:01:43,439 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 325 333) no Hoare annotation was computed. [2020-10-12 18:01:43,439 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 336 360) the Hoare annotation is: true [2020-10-12 18:01:43,439 INFO L264 CegarLoopResult]: At program point L350(line 350) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-12 18:01:43,439 INFO L268 CegarLoopResult]: For program point L348(lines 348 354) no Hoare annotation was computed. [2020-10-12 18:01:43,440 INFO L271 CegarLoopResult]: At program point L346(line 346) the Hoare annotation is: true [2020-10-12 18:01:43,440 INFO L268 CegarLoopResult]: For program point L346-1(line 346) no Hoare annotation was computed. [2020-10-12 18:01:43,440 INFO L268 CegarLoopResult]: For program point L344(lines 344 357) no Hoare annotation was computed. [2020-10-12 18:01:43,440 INFO L268 CegarLoopResult]: For program point L344-1(lines 336 360) no Hoare annotation was computed. [2020-10-12 18:01:43,440 INFO L271 CegarLoopResult]: At program point L342(line 342) the Hoare annotation is: true [2020-10-12 18:01:43,440 INFO L268 CegarLoopResult]: For program point L342-1(line 342) no Hoare annotation was computed. [2020-10-12 18:01:43,440 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 336 360) no Hoare annotation was computed. [2020-10-12 18:01:43,440 INFO L268 CegarLoopResult]: For program point L897(line 897) no Hoare annotation was computed. [2020-10-12 18:01:43,441 INFO L264 CegarLoopResult]: At program point L896(line 896) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-12 18:01:43,441 INFO L264 CegarLoopResult]: At program point L895(line 895) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-12 18:01:43,442 INFO L264 CegarLoopResult]: At program point L895-1(line 895) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-12 18:01:43,442 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 889 911) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-12 18:01:43,442 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 889 911) no Hoare annotation was computed. [2020-10-12 18:01:43,442 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 889 911) no Hoare annotation was computed. [2020-10-12 18:01:43,442 INFO L264 CegarLoopResult]: At program point L901(line 901) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-12 18:01:43,442 INFO L264 CegarLoopResult]: At program point L901-1(line 901) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-12 18:01:43,443 INFO L268 CegarLoopResult]: For program point L899(lines 899 906) no Hoare annotation was computed. [2020-10-12 18:01:43,443 INFO L268 CegarLoopResult]: For program point L899-1(lines 899 906) no Hoare annotation was computed. [2020-10-12 18:01:43,444 INFO L268 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-10-12 18:01:43,444 INFO L268 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-10-12 18:01:43,445 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 848 871) no Hoare annotation was computed. [2020-10-12 18:01:43,445 INFO L268 CegarLoopResult]: For program point L863(line 863) no Hoare annotation was computed. [2020-10-12 18:01:43,445 INFO L268 CegarLoopResult]: For program point L862(line 862) no Hoare annotation was computed. [2020-10-12 18:01:43,445 INFO L268 CegarLoopResult]: For program point L861(line 861) no Hoare annotation was computed. [2020-10-12 18:01:43,445 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 848 871) no Hoare annotation was computed. [2020-10-12 18:01:43,445 INFO L268 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2020-10-12 18:01:43,445 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 848 871) no Hoare annotation was computed. [2020-10-12 18:01:43,446 INFO L268 CegarLoopResult]: For program point L859(line 859) no Hoare annotation was computed. [2020-10-12 18:01:43,446 INFO L268 CegarLoopResult]: For program point L858(line 858) no Hoare annotation was computed. [2020-10-12 18:01:43,446 INFO L268 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-10-12 18:01:43,446 INFO L268 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-10-12 18:01:43,446 INFO L268 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-10-12 18:01:43,446 INFO L268 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-10-12 18:01:43,446 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-10-12 18:01:43,446 INFO L268 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-10-12 18:01:43,447 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 232 240) no Hoare annotation was computed. [2020-10-12 18:01:43,447 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 232 240) the Hoare annotation is: true [2020-10-12 18:01:43,447 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 232 240) no Hoare annotation was computed. [2020-10-12 18:01:43,447 INFO L268 CegarLoopResult]: For program point L286(lines 286 290) no Hoare annotation was computed. [2020-10-12 18:01:43,447 INFO L271 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: true [2020-10-12 18:01:43,447 INFO L268 CegarLoopResult]: For program point L286-2(lines 286 290) no Hoare annotation was computed. [2020-10-12 18:01:43,447 INFO L268 CegarLoopResult]: For program point L284-1(line 284) no Hoare annotation was computed. [2020-10-12 18:01:43,447 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 277 295) the Hoare annotation is: true [2020-10-12 18:01:43,448 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 277 295) no Hoare annotation was computed. [2020-10-12 18:01:43,448 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 277 295) no Hoare annotation was computed. [2020-10-12 18:01:43,448 INFO L268 CegarLoopResult]: For program point L248(lines 248 256) no Hoare annotation was computed. [2020-10-12 18:01:43,448 INFO L268 CegarLoopResult]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2020-10-12 18:01:43,448 INFO L268 CegarLoopResult]: For program point L271(line 271) no Hoare annotation was computed. [2020-10-12 18:01:43,448 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 241 276) no Hoare annotation was computed. [2020-10-12 18:01:43,448 INFO L268 CegarLoopResult]: For program point L271-1(line 271) no Hoare annotation was computed. [2020-10-12 18:01:43,448 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 241 276) no Hoare annotation was computed. [2020-10-12 18:01:43,449 INFO L268 CegarLoopResult]: For program point L260(lines 260 268) no Hoare annotation was computed. [2020-10-12 18:01:43,449 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 241 276) no Hoare annotation was computed. [2020-10-12 18:01:43,449 INFO L268 CegarLoopResult]: For program point L260-2(lines 260 268) no Hoare annotation was computed. [2020-10-12 18:01:43,449 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 311 317) no Hoare annotation was computed. [2020-10-12 18:01:43,449 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 311 317) the Hoare annotation is: true [2020-10-12 18:01:43,449 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 457 502) no Hoare annotation was computed. [2020-10-12 18:01:43,449 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 457 502) no Hoare annotation was computed. [2020-10-12 18:01:43,449 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 457 502) no Hoare annotation was computed. [2020-10-12 18:01:43,450 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 770 815) no Hoare annotation was computed. [2020-10-12 18:01:43,450 INFO L268 CegarLoopResult]: For program point L790(lines 790 797) no Hoare annotation was computed. [2020-10-12 18:01:43,450 INFO L268 CegarLoopResult]: For program point L784(lines 784 804) no Hoare annotation was computed. [2020-10-12 18:01:43,450 INFO L268 CegarLoopResult]: For program point L784-1(lines 784 804) no Hoare annotation was computed. [2020-10-12 18:01:43,450 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 770 815) no Hoare annotation was computed. [2020-10-12 18:01:43,450 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 770 815) no Hoare annotation was computed. [2020-10-12 18:01:43,450 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 879 888) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-12 18:01:43,451 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 879 888) no Hoare annotation was computed. [2020-10-12 18:01:43,451 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 879 888) no Hoare annotation was computed. [2020-10-12 18:01:43,451 INFO L268 CegarLoopResult]: For program point L226-1(line 226) no Hoare annotation was computed. [2020-10-12 18:01:43,452 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 221 231) no Hoare annotation was computed. [2020-10-12 18:01:43,452 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 221 231) no Hoare annotation was computed. [2020-10-12 18:01:43,452 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 221 231) no Hoare annotation was computed. [2020-10-12 18:01:43,452 INFO L268 CegarLoopResult]: For program point L226(line 226) no Hoare annotation was computed. [2020-10-12 18:01:43,452 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 213 220) the Hoare annotation is: true [2020-10-12 18:01:43,452 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 213 220) no Hoare annotation was computed. [2020-10-12 18:01:43,453 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 213 220) no Hoare annotation was computed. [2020-10-12 18:01:43,453 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 162 186) no Hoare annotation was computed. [2020-10-12 18:01:43,456 INFO L264 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:43,456 INFO L268 CegarLoopResult]: For program point L181-1(lines 162 186) no Hoare annotation was computed. [2020-10-12 18:01:43,456 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 162 186) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:43,456 INFO L264 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 18:01:43,456 INFO L264 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 18:01:43,456 INFO L268 CegarLoopResult]: For program point L170(lines 170 178) no Hoare annotation was computed. [2020-10-12 18:01:43,456 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 18:01:43,457 INFO L268 CegarLoopResult]: For program point L168-1(line 168) no Hoare annotation was computed. [2020-10-12 18:01:43,457 INFO L268 CegarLoopResult]: For program point L166(lines 166 183) no Hoare annotation was computed. [2020-10-12 18:01:43,457 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 154 160) no Hoare annotation was computed. [2020-10-12 18:01:43,457 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 154 160) the Hoare annotation is: true [2020-10-12 18:01:43,457 INFO L264 CegarLoopResult]: At program point L99-2(lines 93 104) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:43,457 INFO L268 CegarLoopResult]: For program point L64(lines 63 108) no Hoare annotation was computed. [2020-10-12 18:01:43,457 INFO L264 CegarLoopResult]: At program point testENTRY(lines 53 116) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-12 18:01:43,458 INFO L268 CegarLoopResult]: For program point L93(lines 93 104) no Hoare annotation was computed. [2020-10-12 18:01:43,458 INFO L268 CegarLoopResult]: For program point testFINAL(lines 53 116) no Hoare annotation was computed. [2020-10-12 18:01:43,458 INFO L264 CegarLoopResult]: At program point L85(line 85) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:43,459 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-10-12 18:01:43,459 INFO L268 CegarLoopResult]: For program point L83-1(lines 83 89) no Hoare annotation was computed. [2020-10-12 18:01:43,460 INFO L264 CegarLoopResult]: At program point L75(line 75) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:43,460 INFO L264 CegarLoopResult]: At program point L106(lines 63 108) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:43,460 INFO L268 CegarLoopResult]: For program point L73(lines 73 79) no Hoare annotation was computed. [2020-10-12 18:01:43,460 INFO L268 CegarLoopResult]: For program point L73-1(lines 73 79) no Hoare annotation was computed. [2020-10-12 18:01:43,460 INFO L268 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2020-10-12 18:01:43,460 INFO L264 CegarLoopResult]: At program point L109(lines 62 110) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:43,460 INFO L268 CegarLoopResult]: For program point L99(lines 99 103) no Hoare annotation was computed. [2020-10-12 18:01:43,461 INFO L268 CegarLoopResult]: For program point testEXIT(lines 53 116) no Hoare annotation was computed. [2020-10-12 18:01:43,461 INFO L268 CegarLoopResult]: For program point L738-1(lines 738 758) no Hoare annotation was computed. [2020-10-12 18:01:43,461 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 724 769) no Hoare annotation was computed. [2020-10-12 18:01:43,461 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 724 769) no Hoare annotation was computed. [2020-10-12 18:01:43,461 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 724 769) no Hoare annotation was computed. [2020-10-12 18:01:43,461 INFO L268 CegarLoopResult]: For program point L744(lines 744 751) no Hoare annotation was computed. [2020-10-12 18:01:43,461 INFO L268 CegarLoopResult]: For program point L738(lines 738 758) no Hoare annotation was computed. [2020-10-12 18:01:43,462 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 187 194) no Hoare annotation was computed. [2020-10-12 18:01:43,462 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 187 194) no Hoare annotation was computed. [2020-10-12 18:01:43,462 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 187 194) no Hoare annotation was computed. [2020-10-12 18:01:43,462 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 441 449) no Hoare annotation was computed. [2020-10-12 18:01:43,462 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 441 449) the Hoare annotation is: true [2020-10-12 18:01:43,462 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 441 449) no Hoare annotation was computed. [2020-10-12 18:01:43,462 INFO L268 CegarLoopResult]: For program point L417(lines 417 425) no Hoare annotation was computed. [2020-10-12 18:01:43,462 INFO L268 CegarLoopResult]: For program point L417-2(lines 417 425) no Hoare annotation was computed. [2020-10-12 18:01:43,463 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 409 431) no Hoare annotation was computed. [2020-10-12 18:01:43,463 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 409 431) no Hoare annotation was computed. [2020-10-12 18:01:43,463 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 409 431) no Hoare annotation was computed. [2020-10-12 18:01:43,463 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 301 310) no Hoare annotation was computed. [2020-10-12 18:01:43,463 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 301 310) no Hoare annotation was computed. [2020-10-12 18:01:43,463 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 301 310) no Hoare annotation was computed. [2020-10-12 18:01:43,463 INFO L268 CegarLoopResult]: For program point L671(lines 670 690) no Hoare annotation was computed. [2020-10-12 18:01:43,464 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 621 723) no Hoare annotation was computed. [2020-10-12 18:01:43,464 INFO L268 CegarLoopResult]: For program point L702(line 702) no Hoare annotation was computed. [2020-10-12 18:01:43,464 INFO L268 CegarLoopResult]: For program point L702-1(line 702) no Hoare annotation was computed. [2020-10-12 18:01:43,464 INFO L268 CegarLoopResult]: For program point L667(lines 667 708) no Hoare annotation was computed. [2020-10-12 18:01:43,464 INFO L268 CegarLoopResult]: For program point L686(line 686) no Hoare annotation was computed. [2020-10-12 18:01:43,464 INFO L268 CegarLoopResult]: For program point L686-1(line 686) no Hoare annotation was computed. [2020-10-12 18:01:43,464 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 621 723) no Hoare annotation was computed. [2020-10-12 18:01:43,464 INFO L268 CegarLoopResult]: For program point L645(lines 645 649) no Hoare annotation was computed. [2020-10-12 18:01:43,465 INFO L268 CegarLoopResult]: For program point L709(lines 709 720) no Hoare annotation was computed. [2020-10-12 18:01:43,465 INFO L268 CegarLoopResult]: For program point L672(lines 672 676) no Hoare annotation was computed. [2020-10-12 18:01:43,465 INFO L268 CegarLoopResult]: For program point L670-2(lines 670 690) no Hoare annotation was computed. [2020-10-12 18:01:43,465 INFO L268 CegarLoopResult]: For program point L691(lines 669 692) no Hoare annotation was computed. [2020-10-12 18:01:43,465 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 621 723) no Hoare annotation was computed. [2020-10-12 18:01:43,465 INFO L268 CegarLoopResult]: For program point L650(lines 650 666) no Hoare annotation was computed. [2020-10-12 18:01:43,465 INFO L268 CegarLoopResult]: For program point L710(lines 710 717) no Hoare annotation was computed. [2020-10-12 18:01:43,466 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:01:43,466 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)|) (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 18:01:43,466 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:01:43,466 INFO L268 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-12 18:01:43,466 INFO L268 CegarLoopResult]: For program point L207-1(lines 196 212) no Hoare annotation was computed. [2020-10-12 18:01:43,467 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 196 212) no Hoare annotation was computed. [2020-10-12 18:01:43,467 INFO L268 CegarLoopResult]: For program point L203(lines 203 209) no Hoare annotation was computed. [2020-10-12 18:01:43,467 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-12 18:01:43,467 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 196 212) no Hoare annotation was computed. [2020-10-12 18:01:43,467 INFO L268 CegarLoopResult]: For program point L201-1(line 201) no Hoare annotation was computed. [2020-10-12 18:01:43,467 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 432 440) the Hoare annotation is: true [2020-10-12 18:01:43,468 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 432 440) no Hoare annotation was computed. [2020-10-12 18:01:43,468 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 432 440) no Hoare annotation was computed. [2020-10-12 18:01:43,468 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 388 399) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-12 18:01:43,468 INFO L268 CegarLoopResult]: For program point L392-1(lines 388 399) no Hoare annotation was computed. [2020-10-12 18:01:43,468 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 388 399) no Hoare annotation was computed. [2020-10-12 18:01:43,468 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:01:43,468 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 18:01:43,469 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:01:43,469 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 130 153) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:43,469 INFO L264 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:43,469 INFO L264 CegarLoopResult]: At program point L141(lines 141 147) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:43,469 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 130 153) no Hoare annotation was computed. [2020-10-12 18:01:43,469 INFO L264 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 18:01:43,469 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 130 153) no Hoare annotation was computed. [2020-10-12 18:01:43,470 INFO L268 CegarLoopResult]: For program point L134(lines 133 152) no Hoare annotation was computed. [2020-10-12 18:01:43,470 INFO L268 CegarLoopResult]: For program point L832(lines 832 836) no Hoare annotation was computed. [2020-10-12 18:01:43,470 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 818 847) no Hoare annotation was computed. [2020-10-12 18:01:43,470 INFO L264 CegarLoopResult]: At program point L832-1(lines 832 836) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:43,470 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-10-12 18:01:43,470 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 818 847) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:43,471 INFO L264 CegarLoopResult]: At program point L828-2(lines 828 842) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:43,471 INFO L264 CegarLoopResult]: At program point L824(line 824) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:43,471 INFO L268 CegarLoopResult]: For program point L824-1(line 824) no Hoare annotation was computed. [2020-10-12 18:01:43,471 INFO L264 CegarLoopResult]: At program point L843(lines 818 847) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:43,471 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-10-12 18:01:43,471 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 400 408) no Hoare annotation was computed. [2020-10-12 18:01:43,471 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 400 408) no Hoare annotation was computed. [2020-10-12 18:01:43,472 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 400 408) no Hoare annotation was computed. [2020-10-12 18:01:43,472 INFO L268 CegarLoopResult]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2020-10-12 18:01:43,472 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 364 375) the Hoare annotation is: true [2020-10-12 18:01:43,472 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 364 375) no Hoare annotation was computed. [2020-10-12 18:01:43,472 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 872 878) no Hoare annotation was computed. [2020-10-12 18:01:43,472 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 872 878) the Hoare annotation is: true [2020-10-12 18:01:43,472 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:01:43,473 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-12 18:01:43,473 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 18:01:43,473 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:01:43,473 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 376 387) no Hoare annotation was computed. [2020-10-12 18:01:43,473 INFO L268 CegarLoopResult]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2020-10-12 18:01:43,473 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 376 387) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 18:01:43,474 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-10-12 18:01:43,474 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-10-12 18:01:43,474 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-10-12 18:01:43,474 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-10-12 18:01:43,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 06:01:43 BoogieIcfgContainer [2020-10-12 18:01:43,492 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 18:01:43,494 INFO L168 Benchmark]: Toolchain (without parser) took 16023.74 ms. Allocated memory was 140.0 MB in the beginning and 519.0 MB in the end (delta: 379.1 MB). Free memory was 102.1 MB in the beginning and 384.3 MB in the end (delta: -282.3 MB). Peak memory consumption was 334.6 MB. Max. memory is 7.1 GB. [2020-10-12 18:01:43,495 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-12 18:01:43,496 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.53 ms. Allocated memory was 140.0 MB in the beginning and 202.4 MB in the end (delta: 62.4 MB). Free memory was 101.9 MB in the beginning and 172.2 MB in the end (delta: -70.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. [2020-10-12 18:01:43,497 INFO L168 Benchmark]: Boogie Preprocessor took 100.07 ms. Allocated memory is still 202.4 MB. Free memory was 172.2 MB in the beginning and 167.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-10-12 18:01:43,498 INFO L168 Benchmark]: RCFGBuilder took 1152.03 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 167.9 MB in the beginning and 200.8 MB in the end (delta: -32.8 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. [2020-10-12 18:01:43,499 INFO L168 Benchmark]: TraceAbstraction took 14092.04 ms. Allocated memory was 235.9 MB in the beginning and 519.0 MB in the end (delta: 283.1 MB). Free memory was 200.8 MB in the beginning and 384.3 MB in the end (delta: -183.6 MB). Peak memory consumption was 337.3 MB. Max. memory is 7.1 GB. [2020-10-12 18:01:43,503 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 673.53 ms. Allocated memory was 140.0 MB in the beginning and 202.4 MB in the end (delta: 62.4 MB). Free memory was 101.9 MB in the beginning and 172.2 MB in the end (delta: -70.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.07 ms. Allocated memory is still 202.4 MB. Free memory was 172.2 MB in the beginning and 167.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1152.03 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 167.9 MB in the beginning and 200.8 MB in the end (delta: -32.8 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14092.04 ms. Allocated memory was 235.9 MB in the beginning and 519.0 MB in the end (delta: 283.1 MB). Free memory was 200.8 MB in the beginning and 384.3 MB in the end (delta: -183.6 MB). Peak memory consumption was 337.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 63]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 221 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.2s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 74 SDtfs, 134 SDslu, 60 SDs, 0 SdLazy, 342 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=147occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 100 PreInvPairs, 124 NumberOfFragments, 512 HoareAnnotationTreeSize, 100 FomulaSimplifications, 940 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 49 FomulaSimplificationsInter, 5502 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 13230 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...