/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_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:32:15,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:32:15,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:32:15,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:32:15,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:32:15,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:32:15,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:32:15,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:32:15,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:32:15,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:32:15,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:32:15,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:32:15,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:32:15,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:32:15,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:32:15,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:32:15,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:32:15,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:32:15,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:32:15,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:32:15,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:32:15,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:32:15,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:32:15,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:32:15,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:32:15,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:32:15,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:32:15,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:32:15,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:32:15,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:32:15,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:32:15,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:32:15,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:32:15,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:32:15,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:32:15,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:32:15,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:32:15,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:32:15,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:32:15,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:32:15,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:32:15,230 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 01:32:15,281 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:32:15,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:32:15,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:32:15,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:32:15,283 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:32:15,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:32:15,283 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:32:15,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:32:15,283 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:32:15,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:32:15,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:32:15,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:32:15,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:32:15,284 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:32:15,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:32:15,285 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:32:15,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:32:15,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:32:15,285 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:32:15,286 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:32:15,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:32:15,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:32:15,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:32:15,287 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:32:15,287 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:32:15,287 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:32:15,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:32:15,287 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:32:15,288 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:32:15,288 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 01:32:15,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:32:15,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:32:15,638 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:32:15,639 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:32:15,640 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:32:15,640 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product22.cil.c [2020-10-15 01:32:15,708 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1a1538378/5a38d6790c7e46c1a68e307f097c70c2/FLAG001e68687 [2020-10-15 01:32:16,260 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:32:16,261 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product22.cil.c [2020-10-15 01:32:16,274 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1a1538378/5a38d6790c7e46c1a68e307f097c70c2/FLAG001e68687 [2020-10-15 01:32:16,532 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1a1538378/5a38d6790c7e46c1a68e307f097c70c2 [2020-10-15 01:32:16,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:32:16,545 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:32:16,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:32:16,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:32:16,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:32:16,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:32:16" (1/1) ... [2020-10-15 01:32:16,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@366b14c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:16, skipping insertion in model container [2020-10-15 01:32:16,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:32:16" (1/1) ... [2020-10-15 01:32:16,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:32:16,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:32:16,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:32:17,042 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:32:17,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:32:17,264 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:32:17,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:17 WrapperNode [2020-10-15 01:32:17,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:32:17,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:32:17,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:32:17,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:32:17,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:17" (1/1) ... [2020-10-15 01:32:17,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:17" (1/1) ... [2020-10-15 01:32:17,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:17" (1/1) ... [2020-10-15 01:32:17,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:17" (1/1) ... [2020-10-15 01:32:17,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:17" (1/1) ... [2020-10-15 01:32:17,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:17" (1/1) ... [2020-10-15 01:32:17,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:17" (1/1) ... [2020-10-15 01:32:17,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:32:17,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:32:17,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:32:17,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:32:17,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:17" (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 01:32:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:32:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:32:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:32:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:32:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:32:17,433 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:32:17,433 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:32:17,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:32:17,434 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:32:17,434 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:32:17,434 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:32:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:32:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:32:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:32:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:32:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:32:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:32:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:32:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:32:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:32:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:32:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:32:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:32:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:32:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:32:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:32:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-15 01:32:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:32:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:32:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-15 01:32:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:32:17,441 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:32:17,441 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:32:17,441 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:32:17,441 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:32:17,441 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:32:17,442 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-15 01:32:17,442 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-15 01:32:17,442 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:32:17,444 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:32:17,444 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:32:17,444 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:32:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:32:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:32:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:32:17,446 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:32:17,446 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:32:17,446 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:32:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:32:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:32:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:32:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:32:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:32:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:32:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:32:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:32:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:32:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:32:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:32:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:32:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:32:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:32:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:32:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:32:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:32:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:32:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:32:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:32:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:32:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:32:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:32:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:32:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:32:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:32:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:32:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:32:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:32:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:32:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:32:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:32:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-15 01:32:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:32:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:32:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-15 01:32:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:32:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:32:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-15 01:32:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-15 01:32:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:32:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:32:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:32:17,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:32:18,530 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:32:18,530 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:32:18,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:32:18 BoogieIcfgContainer [2020-10-15 01:32:18,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:32:18,537 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:32:18,537 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:32:18,540 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:32:18,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:32:16" (1/3) ... [2020-10-15 01:32:18,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71d11d08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:32:18, skipping insertion in model container [2020-10-15 01:32:18,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:17" (2/3) ... [2020-10-15 01:32:18,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71d11d08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:32:18, skipping insertion in model container [2020-10-15 01:32:18,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:32:18" (3/3) ... [2020-10-15 01:32:18,544 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product22.cil.c [2020-10-15 01:32:18,555 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:32:18,563 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:32:18,578 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:32:18,602 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:32:18,602 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:32:18,602 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:32:18,603 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:32:18,603 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:32:18,603 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:32:18,603 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:32:18,603 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:32:18,625 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states. [2020-10-15 01:32:18,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-15 01:32:18,636 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:32:18,638 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 01:32:18,638 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:32:18,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:32:18,645 INFO L82 PathProgramCache]: Analyzing trace with hash 235935867, now seen corresponding path program 1 times [2020-10-15 01:32:18,652 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:32:18,653 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [96918364] [2020-10-15 01:32:18,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:32:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:19,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:19,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:20,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:20,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:20,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:23,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:23,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-15 01:32:23,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:32:23,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4540 [2020-10-15 01:32:23,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:23,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:23,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 01:32:23,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:32:23,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 01:32:23,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 01:32:23,936 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:32:23,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:32:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:24,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:24,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:24,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:24,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:24,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-15 01:32:24,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:24,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:24,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:24,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:24,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:32:24,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:32:24,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:32:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:24,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:24,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:24,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:32:24,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:24,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:32:24,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:24,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:24,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:24,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:24,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:32:24,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:32:24,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:32:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:24,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:24,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:24,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:32:24,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:24,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:32:24,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:24,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:24,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:24,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:24,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:32:24,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:32:24,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:32:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:24,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:24,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:24,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:24,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:24,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:32:24,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:24,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:24,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:24,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:24,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:32:24,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:24,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:32:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:24,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:24,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:24,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:32:24,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:24,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:32:24,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:24,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:24,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:24,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:24,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:32:24,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:24,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:32:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:24,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:24,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:24,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:24,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:24,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:32:24,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:24,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:24,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:32:24,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:24,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:32:24,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:32:24,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:32:24,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:24,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:24,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:24,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:24,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:24,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:32:24,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:24,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:24,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:32:24,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:32:24,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:32:24,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:24,263 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 01:32:24,264 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [96918364] [2020-10-15 01:32:24,267 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:32:24,267 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:32:24,268 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142302738] [2020-10-15 01:32:24,277 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:32:24,277 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:32:24,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:32:24,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:32:24,304 INFO L87 Difference]: Start difference. First operand 166 states. Second operand 7 states. [2020-10-15 01:32:24,740 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:32:25,699 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:32:26,019 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:32:26,297 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:32:26,838 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:32:27,240 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:32:28,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:32:28,455 INFO L93 Difference]: Finished difference Result 412 states and 553 transitions. [2020-10-15 01:32:28,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 01:32:28,458 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-15 01:32:28,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:32:28,475 INFO L225 Difference]: With dead ends: 412 [2020-10-15 01:32:28,475 INFO L226 Difference]: Without dead ends: 251 [2020-10-15 01:32:28,481 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:32:28,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2020-10-15 01:32:28,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 204. [2020-10-15 01:32:28,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-10-15 01:32:28,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 244 transitions. [2020-10-15 01:32:28,611 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 244 transitions. Word has length 46 [2020-10-15 01:32:28,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:32:28,612 INFO L479 AbstractCegarLoop]: Abstraction has 204 states and 244 transitions. [2020-10-15 01:32:28,612 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:32:28,612 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 244 transitions. [2020-10-15 01:32:28,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-15 01:32:28,617 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:32:28,617 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 01:32:28,617 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:32:28,618 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:32:28,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:32:28,618 INFO L82 PathProgramCache]: Analyzing trace with hash 540449194, now seen corresponding path program 1 times [2020-10-15 01:32:28,618 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:32:28,619 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1760775009] [2020-10-15 01:32:28,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:32:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:28,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:28,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:29,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:30,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:30,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-15 01:32:30,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:32:30,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2195 [2020-10-15 01:32:30,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:30,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:30,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 01:32:30,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:32:30,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 01:32:30,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:31,094 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:32:31,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:32:31,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:31,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:31,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:31,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:31,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:31,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-15 01:32:31,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:31,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:31,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:31,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:31,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:32:31,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:31,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:32:31,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:31,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:31,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:31,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:32:31,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:31,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:32:31,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:31,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:31,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:31,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:31,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:32:31,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:32:31,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:32:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:31,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:31,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:31,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:32:31,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:31,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:32:31,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:31,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:31,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:31,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:31,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:32:31,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:31,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:32:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:31,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:31,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:31,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:31,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:31,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:32:31,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:31,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:31,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:31,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:31,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:32:31,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:31,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:32:31,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:31,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:31,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:31,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:32:31,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:31,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:32:31,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:31,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:31,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:31,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:31,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:32:31,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:31,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:32:31,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:31,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:31,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:31,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:31,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:31,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:32:31,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:31,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:31,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:31,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:31,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:32:31,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:31,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-15 01:32:31,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:31,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:31,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:31,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:31,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:31,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:32:31,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:31,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:31,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:31,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:31,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:32:31,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:31,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-15 01:32:31,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:31,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:31,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:31,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:31,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:31,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:32:31,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:31,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:31,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:32:31,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:31,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:32:31,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:31,328 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 01:32:31,329 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1760775009] [2020-10-15 01:32:31,329 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:32:31,329 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:32:31,329 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050306790] [2020-10-15 01:32:31,331 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:32:31,332 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:32:31,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:32:31,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:32:31,332 INFO L87 Difference]: Start difference. First operand 204 states and 244 transitions. Second operand 8 states. [2020-10-15 01:32:31,677 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:32:32,530 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:32:32,789 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:32:33,028 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:32:33,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:32:33,285 INFO L93 Difference]: Finished difference Result 349 states and 442 transitions. [2020-10-15 01:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:32:33,285 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-15 01:32:33,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:32:33,287 INFO L225 Difference]: With dead ends: 349 [2020-10-15 01:32:33,287 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:32:33,294 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:32:33,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:32:33,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:32:33,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:32:33,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:32:33,296 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2020-10-15 01:32:33,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:32:33,297 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:32:33,297 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:32:33,297 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:32:33,297 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:32:33,297 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:32:33,299 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:32:35,292 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:32:35,456 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:32:35,757 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:32:36,010 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:32:36,138 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:32:36,447 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:32:36,631 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:32:36,785 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:32:36,943 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:32:37,227 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 8 [2020-10-15 01:32:37,413 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:32:37,868 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 16 [2020-10-15 01:32:38,213 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-10-15 01:32:38,496 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:32:38,777 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 8 [2020-10-15 01:32:38,934 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-10-15 01:32:39,087 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:32:39,353 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:32:39,523 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:32:39,684 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:32:39,818 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:32:39,968 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:32:40,362 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-10-15 01:32:40,519 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:32:40,668 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-10-15 01:32:40,848 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:32:41,296 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-10-15 01:32:41,455 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-10-15 01:32:41,459 INFO L268 CegarLoopResult]: For program point L286(line 286) no Hoare annotation was computed. [2020-10-15 01:32:41,460 INFO L268 CegarLoopResult]: For program point L285-2(lines 285 306) no Hoare annotation was computed. [2020-10-15 01:32:41,460 INFO L268 CegarLoopResult]: For program point L307(lines 284 308) no Hoare annotation was computed. [2020-10-15 01:32:41,460 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 260 315) no Hoare annotation was computed. [2020-10-15 01:32:41,460 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 260 315) no Hoare annotation was computed. [2020-10-15 01:32:41,460 INFO L268 CegarLoopResult]: For program point L291(lines 291 295) no Hoare annotation was computed. [2020-10-15 01:32:41,461 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 260 315) no Hoare annotation was computed. [2020-10-15 01:32:41,461 INFO L268 CegarLoopResult]: For program point L291-1(lines 291 295) no Hoare annotation was computed. [2020-10-15 01:32:41,461 INFO L268 CegarLoopResult]: For program point L348(lines 348 352) no Hoare annotation was computed. [2020-10-15 01:32:41,461 INFO L268 CegarLoopResult]: For program point L348-1(lines 348 352) no Hoare annotation was computed. [2020-10-15 01:32:41,462 INFO L268 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-10-15 01:32:41,462 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 316 375) no Hoare annotation was computed. [2020-10-15 01:32:41,462 INFO L268 CegarLoopResult]: For program point L342-2(lines 342 367) no Hoare annotation was computed. [2020-10-15 01:32:41,462 INFO L268 CegarLoopResult]: For program point L368(lines 341 369) no Hoare annotation was computed. [2020-10-15 01:32:41,462 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 316 375) no Hoare annotation was computed. [2020-10-15 01:32:41,463 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 316 375) no Hoare annotation was computed. [2020-10-15 01:32:41,463 INFO L268 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-10-15 01:32:41,463 INFO L268 CegarLoopResult]: For program point L361-1(line 361) no Hoare annotation was computed. [2020-10-15 01:32:41,463 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-15 01:32:41,463 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-15 01:32:41,464 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-15 01:32:41,464 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-15 01:32:41,464 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-15 01:32:41,464 INFO L268 CegarLoopResult]: For program point L194-1(lines 194 201) no Hoare annotation was computed. [2020-10-15 01:32:41,464 INFO L268 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-15 01:32:41,464 INFO L264 CegarLoopResult]: At program point L191(line 191) 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 01:32:41,464 INFO L264 CegarLoopResult]: At program point L190(line 190) 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 01:32:41,465 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 184 206) 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 01:32:41,465 INFO L264 CegarLoopResult]: At program point L190-1(line 190) 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 01:32:41,465 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 184 206) no Hoare annotation was computed. [2020-10-15 01:32:41,465 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 184 206) no Hoare annotation was computed. [2020-10-15 01:32:41,465 INFO L264 CegarLoopResult]: At program point L196(line 196) 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 01:32:41,466 INFO L264 CegarLoopResult]: At program point L196-1(line 196) 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 01:32:41,466 INFO L268 CegarLoopResult]: For program point L194(lines 194 201) no Hoare annotation was computed. [2020-10-15 01:32:41,466 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-15 01:32:41,466 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 142 165) no Hoare annotation was computed. [2020-10-15 01:32:41,466 INFO L268 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-15 01:32:41,466 INFO L268 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-10-15 01:32:41,466 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-15 01:32:41,466 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 142 165) no Hoare annotation was computed. [2020-10-15 01:32:41,467 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-15 01:32:41,467 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 142 165) no Hoare annotation was computed. [2020-10-15 01:32:41,467 INFO L268 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-10-15 01:32:41,467 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-15 01:32:41,467 INFO L268 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-15 01:32:41,467 INFO L268 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-10-15 01:32:41,467 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-15 01:32:41,467 INFO L268 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-15 01:32:41,468 INFO L268 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-10-15 01:32:41,468 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-10-15 01:32:41,468 INFO L268 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-15 01:32:41,468 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 792 800) no Hoare annotation was computed. [2020-10-15 01:32:41,468 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 792 800) the Hoare annotation is: true [2020-10-15 01:32:41,468 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 792 800) no Hoare annotation was computed. [2020-10-15 01:32:41,468 INFO L268 CegarLoopResult]: For program point L846(lines 846 850) no Hoare annotation was computed. [2020-10-15 01:32:41,468 INFO L271 CegarLoopResult]: At program point L844(line 844) the Hoare annotation is: true [2020-10-15 01:32:41,469 INFO L268 CegarLoopResult]: For program point L846-2(lines 846 850) no Hoare annotation was computed. [2020-10-15 01:32:41,469 INFO L268 CegarLoopResult]: For program point L844-1(line 844) no Hoare annotation was computed. [2020-10-15 01:32:41,469 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 837 855) the Hoare annotation is: true [2020-10-15 01:32:41,469 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 837 855) no Hoare annotation was computed. [2020-10-15 01:32:41,469 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 837 855) no Hoare annotation was computed. [2020-10-15 01:32:41,469 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-10-15 01:32:41,469 INFO L268 CegarLoopResult]: For program point L831-1(line 831) no Hoare annotation was computed. [2020-10-15 01:32:41,469 INFO L268 CegarLoopResult]: For program point L820(lines 820 828) no Hoare annotation was computed. [2020-10-15 01:32:41,470 INFO L268 CegarLoopResult]: For program point L820-2(lines 820 828) no Hoare annotation was computed. [2020-10-15 01:32:41,470 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 801 836) no Hoare annotation was computed. [2020-10-15 01:32:41,470 INFO L268 CegarLoopResult]: For program point L808(lines 808 816) no Hoare annotation was computed. [2020-10-15 01:32:41,470 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 801 836) no Hoare annotation was computed. [2020-10-15 01:32:41,470 INFO L268 CegarLoopResult]: For program point L808-2(lines 808 816) no Hoare annotation was computed. [2020-10-15 01:32:41,470 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 801 836) no Hoare annotation was computed. [2020-10-15 01:32:41,470 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-15 01:32:41,471 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-15 01:32:41,471 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 214 259) no Hoare annotation was computed. [2020-10-15 01:32:41,471 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 214 259) no Hoare annotation was computed. [2020-10-15 01:32:41,471 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 214 259) no Hoare annotation was computed. [2020-10-15 01:32:41,471 INFO L268 CegarLoopResult]: For program point L541(lines 541 561) no Hoare annotation was computed. [2020-10-15 01:32:41,471 INFO L268 CegarLoopResult]: For program point L541-1(lines 541 561) no Hoare annotation was computed. [2020-10-15 01:32:41,471 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 527 572) no Hoare annotation was computed. [2020-10-15 01:32:41,471 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 527 572) no Hoare annotation was computed. [2020-10-15 01:32:41,472 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 527 572) no Hoare annotation was computed. [2020-10-15 01:32:41,472 INFO L268 CegarLoopResult]: For program point L547(lines 547 554) no Hoare annotation was computed. [2020-10-15 01:32:41,472 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 174 183) 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 01:32:41,472 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 174 183) no Hoare annotation was computed. [2020-10-15 01:32:41,472 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 174 183) no Hoare annotation was computed. [2020-10-15 01:32:41,472 INFO L268 CegarLoopResult]: For program point L786-1(line 786) no Hoare annotation was computed. [2020-10-15 01:32:41,472 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 781 791) the Hoare annotation is: true [2020-10-15 01:32:41,472 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 781 791) no Hoare annotation was computed. [2020-10-15 01:32:41,473 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 781 791) no Hoare annotation was computed. [2020-10-15 01:32:41,473 INFO L271 CegarLoopResult]: At program point L786(line 786) the Hoare annotation is: true [2020-10-15 01:32:41,473 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 773 780) the Hoare annotation is: true [2020-10-15 01:32:41,473 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 773 780) no Hoare annotation was computed. [2020-10-15 01:32:41,473 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 773 780) no Hoare annotation was computed. [2020-10-15 01:32:41,473 INFO L264 CegarLoopResult]: At program point L759(line 759) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:32:41,473 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 740 764) no Hoare annotation was computed. [2020-10-15 01:32:41,473 INFO L268 CegarLoopResult]: For program point L759-1(lines 740 764) no Hoare annotation was computed. [2020-10-15 01:32:41,474 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 740 764) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:32:41,474 INFO L264 CegarLoopResult]: At program point L754(line 754) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:32:41,474 INFO L264 CegarLoopResult]: At program point L750(line 750) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:32:41,474 INFO L268 CegarLoopResult]: For program point L748(lines 748 756) no Hoare annotation was computed. [2020-10-15 01:32:41,474 INFO L264 CegarLoopResult]: At program point L746(line 746) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:32:41,474 INFO L268 CegarLoopResult]: For program point L746-1(line 746) no Hoare annotation was computed. [2020-10-15 01:32:41,474 INFO L268 CegarLoopResult]: For program point L744(lines 744 761) no Hoare annotation was computed. [2020-10-15 01:32:41,474 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 706 712) no Hoare annotation was computed. [2020-10-15 01:32:41,474 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 706 712) the Hoare annotation is: true [2020-10-15 01:32:41,475 INFO L264 CegarLoopResult]: At program point testENTRY(lines 865 930) 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 01:32:41,475 INFO L264 CegarLoopResult]: At program point L923(lines 874 924) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:32:41,475 INFO L268 CegarLoopResult]: For program point testFINAL(lines 865 930) no Hoare annotation was computed. [2020-10-15 01:32:41,475 INFO L268 CegarLoopResult]: For program point L913(lines 913 917) no Hoare annotation was computed. [2020-10-15 01:32:41,475 INFO L264 CegarLoopResult]: At program point L913-2(lines 905 918) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:32:41,475 INFO L268 CegarLoopResult]: For program point L876(lines 875 922) no Hoare annotation was computed. [2020-10-15 01:32:41,475 INFO L264 CegarLoopResult]: At program point L907(line 907) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:32:41,476 INFO L268 CegarLoopResult]: For program point L905(lines 905 918) no Hoare annotation was computed. [2020-10-15 01:32:41,476 INFO L264 CegarLoopResult]: At program point L897(line 897) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:32:41,476 INFO L268 CegarLoopResult]: For program point L895(lines 895 901) no Hoare annotation was computed. [2020-10-15 01:32:41,476 INFO L268 CegarLoopResult]: For program point L895-1(lines 895 901) no Hoare annotation was computed. [2020-10-15 01:32:41,476 INFO L264 CegarLoopResult]: At program point L920(lines 875 922) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:32:41,476 INFO L264 CegarLoopResult]: At program point L887(line 887) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:32:41,476 INFO L268 CegarLoopResult]: For program point L885(lines 885 891) no Hoare annotation was computed. [2020-10-15 01:32:41,476 INFO L268 CegarLoopResult]: For program point L885-1(lines 885 891) no Hoare annotation was computed. [2020-10-15 01:32:41,476 INFO L268 CegarLoopResult]: For program point L877(lines 877 881) no Hoare annotation was computed. [2020-10-15 01:32:41,477 INFO L268 CegarLoopResult]: For program point testEXIT(lines 865 930) no Hoare annotation was computed. [2020-10-15 01:32:41,477 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 481 526) no Hoare annotation was computed. [2020-10-15 01:32:41,477 INFO L268 CegarLoopResult]: For program point L501(lines 501 508) no Hoare annotation was computed. [2020-10-15 01:32:41,477 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 481 526) no Hoare annotation was computed. [2020-10-15 01:32:41,477 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 481 526) no Hoare annotation was computed. [2020-10-15 01:32:41,477 INFO L268 CegarLoopResult]: For program point L495(lines 495 515) no Hoare annotation was computed. [2020-10-15 01:32:41,477 INFO L268 CegarLoopResult]: For program point L495-1(lines 495 515) no Hoare annotation was computed. [2020-10-15 01:32:41,477 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 666 674) no Hoare annotation was computed. [2020-10-15 01:32:41,477 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 666 674) the Hoare annotation is: true [2020-10-15 01:32:41,478 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 666 674) no Hoare annotation was computed. [2020-10-15 01:32:41,478 INFO L268 CegarLoopResult]: For program point L642-2(lines 642 650) no Hoare annotation was computed. [2020-10-15 01:32:41,478 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 634 656) no Hoare annotation was computed. [2020-10-15 01:32:41,478 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 634 656) no Hoare annotation was computed. [2020-10-15 01:32:41,478 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 634 656) no Hoare annotation was computed. [2020-10-15 01:32:41,478 INFO L268 CegarLoopResult]: For program point L642(lines 642 650) no Hoare annotation was computed. [2020-10-15 01:32:41,478 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-15 01:32:41,478 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-15 01:32:41,478 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-15 01:32:41,479 INFO L268 CegarLoopResult]: For program point L448(lines 426 449) no Hoare annotation was computed. [2020-10-15 01:32:41,479 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 378 480) no Hoare annotation was computed. [2020-10-15 01:32:41,479 INFO L268 CegarLoopResult]: For program point L407(lines 407 423) no Hoare annotation was computed. [2020-10-15 01:32:41,479 INFO L268 CegarLoopResult]: For program point L467(lines 467 474) no Hoare annotation was computed. [2020-10-15 01:32:41,479 INFO L268 CegarLoopResult]: For program point L428(lines 427 447) no Hoare annotation was computed. [2020-10-15 01:32:41,479 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-15 01:32:41,479 INFO L268 CegarLoopResult]: For program point L459-1(line 459) no Hoare annotation was computed. [2020-10-15 01:32:41,479 INFO L268 CegarLoopResult]: For program point L424(lines 424 465) no Hoare annotation was computed. [2020-10-15 01:32:41,479 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 378 480) no Hoare annotation was computed. [2020-10-15 01:32:41,480 INFO L268 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-10-15 01:32:41,480 INFO L268 CegarLoopResult]: For program point L443-1(line 443) no Hoare annotation was computed. [2020-10-15 01:32:41,480 INFO L268 CegarLoopResult]: For program point L402(lines 402 406) no Hoare annotation was computed. [2020-10-15 01:32:41,480 INFO L268 CegarLoopResult]: For program point L466(lines 466 477) no Hoare annotation was computed. [2020-10-15 01:32:41,480 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 378 480) no Hoare annotation was computed. [2020-10-15 01:32:41,480 INFO L268 CegarLoopResult]: For program point L429(lines 429 433) no Hoare annotation was computed. [2020-10-15 01:32:41,480 INFO L268 CegarLoopResult]: For program point L427-2(lines 427 447) no Hoare annotation was computed. [2020-10-15 01:32:41,480 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:32:41,481 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~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.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)|)) [2020-10-15 01:32:41,481 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:32:41,481 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 765 772) no Hoare annotation was computed. [2020-10-15 01:32:41,481 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 765 772) no Hoare annotation was computed. [2020-10-15 01:32:41,481 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 765 772) no Hoare annotation was computed. [2020-10-15 01:32:41,481 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 657 665) no Hoare annotation was computed. [2020-10-15 01:32:41,482 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 657 665) no Hoare annotation was computed. [2020-10-15 01:32:41,482 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 657 665) no Hoare annotation was computed. [2020-10-15 01:32:41,482 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 613 624) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-15 01:32:41,482 INFO L268 CegarLoopResult]: For program point L617-1(lines 613 624) no Hoare annotation was computed. [2020-10-15 01:32:41,482 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 613 624) no Hoare annotation was computed. [2020-10-15 01:32:41,482 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:32:41,482 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:32:41,482 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:32:41,482 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 625 633) the Hoare annotation is: true [2020-10-15 01:32:41,483 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 625 633) no Hoare annotation was computed. [2020-10-15 01:32:41,483 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 625 633) no Hoare annotation was computed. [2020-10-15 01:32:41,483 INFO L264 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:32:41,483 INFO L264 CegarLoopResult]: At program point L693(lines 693 699) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:32:41,483 INFO L264 CegarLoopResult]: At program point L688(line 688) 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 01:32:41,483 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 682 705) 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 01:32:41,483 INFO L268 CegarLoopResult]: For program point L686(lines 685 704) no Hoare annotation was computed. [2020-10-15 01:32:41,484 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 682 705) no Hoare annotation was computed. [2020-10-15 01:32:41,484 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 682 705) no Hoare annotation was computed. [2020-10-15 01:32:41,484 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 109 138) no Hoare annotation was computed. [2020-10-15 01:32:41,484 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 109 138) 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 01:32:41,484 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-10-15 01:32:41,484 INFO L264 CegarLoopResult]: At program point L123-1(lines 123 127) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:32:41,484 INFO L268 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-15 01:32:41,484 INFO L264 CegarLoopResult]: At program point L119-2(lines 119 133) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:32:41,485 INFO L264 CegarLoopResult]: At program point L115(line 115) 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 01:32:41,485 INFO L268 CegarLoopResult]: For program point L115-1(line 115) no Hoare annotation was computed. [2020-10-15 01:32:41,485 INFO L271 CegarLoopResult]: At program point L134(lines 109 138) the Hoare annotation is: true [2020-10-15 01:32:41,485 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-15 01:32:41,485 INFO L268 CegarLoopResult]: For program point L593-1(lines 589 600) no Hoare annotation was computed. [2020-10-15 01:32:41,485 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 589 600) the Hoare annotation is: true [2020-10-15 01:32:41,485 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 589 600) no Hoare annotation was computed. [2020-10-15 01:32:41,485 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 166 172) no Hoare annotation was computed. [2020-10-15 01:32:41,486 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 166 172) the Hoare annotation is: true [2020-10-15 01:32:41,486 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:32:41,486 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-15 01:32:41,486 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:32:41,486 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:32:41,486 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 856 863) no Hoare annotation was computed. [2020-10-15 01:32:41,486 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 856 863) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:32:41,486 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 856 863) no Hoare annotation was computed. [2020-10-15 01:32:41,487 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 601 612) no Hoare annotation was computed. [2020-10-15 01:32:41,487 INFO L268 CegarLoopResult]: For program point L605-1(lines 601 612) no Hoare annotation was computed. [2020-10-15 01:32:41,487 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 601 612) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:32:41,487 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 574 581) no Hoare annotation was computed. [2020-10-15 01:32:41,487 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2020-10-15 01:32:41,487 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 574 581) the Hoare annotation is: true [2020-10-15 01:32:41,487 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 574 581) no Hoare annotation was computed. [2020-10-15 01:32:41,488 INFO L264 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-15 01:32:41,488 INFO L268 CegarLoopResult]: For program point L93(lines 93 99) no Hoare annotation was computed. [2020-10-15 01:32:41,488 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 81 105) the Hoare annotation is: true [2020-10-15 01:32:41,488 INFO L264 CegarLoopResult]: At program point L91(line 91) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-10-15 01:32:41,488 INFO L268 CegarLoopResult]: For program point L91-1(line 91) no Hoare annotation was computed. [2020-10-15 01:32:41,488 INFO L268 CegarLoopResult]: For program point L89(lines 89 102) no Hoare annotation was computed. [2020-10-15 01:32:41,488 INFO L268 CegarLoopResult]: For program point L89-1(lines 81 105) no Hoare annotation was computed. [2020-10-15 01:32:41,488 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 81 105) no Hoare annotation was computed. [2020-10-15 01:32:41,489 INFO L271 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: true [2020-10-15 01:32:41,489 INFO L268 CegarLoopResult]: For program point L87-1(line 87) no Hoare annotation was computed. [2020-10-15 01:32:41,489 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 714 738) no Hoare annotation was computed. [2020-10-15 01:32:41,489 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:32:41,489 INFO L268 CegarLoopResult]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2020-10-15 01:32:41,489 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 714 738) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:32:41,489 INFO L264 CegarLoopResult]: At program point L728(line 728) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:32:41,489 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:32:41,490 INFO L268 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2020-10-15 01:32:41,490 INFO L264 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:32:41,490 INFO L268 CegarLoopResult]: For program point L720-1(line 720) no Hoare annotation was computed. [2020-10-15 01:32:41,490 INFO L268 CegarLoopResult]: For program point L718(lines 718 735) no Hoare annotation was computed. [2020-10-15 01:32:41,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:32:41 BoogieIcfgContainer [2020-10-15 01:32:41,508 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:32:41,510 INFO L168 Benchmark]: Toolchain (without parser) took 24964.60 ms. Allocated memory was 146.3 MB in the beginning and 650.6 MB in the end (delta: 504.4 MB). Free memory was 101.9 MB in the beginning and 514.4 MB in the end (delta: -412.6 MB). Peak memory consumption was 521.3 MB. Max. memory is 7.1 GB. [2020-10-15 01:32:41,511 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.4 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-15 01:32:41,512 INFO L168 Benchmark]: CACSL2BoogieTranslator took 717.21 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 101.4 MB in the beginning and 173.2 MB in the end (delta: -71.8 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2020-10-15 01:32:41,512 INFO L168 Benchmark]: Boogie Preprocessor took 88.04 ms. Allocated memory is still 203.9 MB. Free memory was 173.2 MB in the beginning and 169.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-10-15 01:32:41,513 INFO L168 Benchmark]: RCFGBuilder took 1181.20 ms. Allocated memory was 203.9 MB in the beginning and 237.0 MB in the end (delta: 33.0 MB). Free memory was 169.2 MB in the beginning and 198.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2020-10-15 01:32:41,514 INFO L168 Benchmark]: TraceAbstraction took 22971.02 ms. Allocated memory was 237.0 MB in the beginning and 650.6 MB in the end (delta: 413.7 MB). Free memory was 198.8 MB in the beginning and 514.4 MB in the end (delta: -315.6 MB). Peak memory consumption was 527.5 MB. Max. memory is 7.1 GB. [2020-10-15 01:32:41,518 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.4 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 717.21 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 101.4 MB in the beginning and 173.2 MB in the end (delta: -71.8 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.04 ms. Allocated memory is still 203.9 MB. Free memory was 173.2 MB in the beginning and 169.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1181.20 ms. Allocated memory was 203.9 MB in the beginning and 237.0 MB in the end (delta: 33.0 MB). Free memory was 169.2 MB in the beginning and 198.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22971.02 ms. Allocated memory was 237.0 MB in the beginning and 650.6 MB in the end (delta: 413.7 MB). Free memory was 198.8 MB in the beginning and 514.4 MB in the end (delta: -315.6 MB). Peak memory consumption was 527.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 578]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 228 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.6s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 6.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 200 SDtfs, 384 SDslu, 251 SDs, 0 SdLazy, 1096 SolverSat, 222 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred 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: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 47 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 261 PreInvPairs, 320 NumberOfFragments, 694 HoareAnnotationTreeSize, 261 FomulaSimplifications, 7431 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 58 FomulaSimplificationsInter, 9543 FormulaSimplificationTreeSizeReductionInter, 6.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 7.9s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 100 ConstructedInterpolants, 0 QuantifiedInterpolants, 29760 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...