/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:50:58,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:50:58,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:50:58,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:50:58,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:50:58,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:50:58,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:50:58,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:50:58,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:50:58,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:50:58,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:50:58,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:50:58,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:50:58,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:50:58,989 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:50:58,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:50:58,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:50:58,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:50:58,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:50:59,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:50:59,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:50:59,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:50:59,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:50:59,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:50:59,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:50:59,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:50:59,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:50:59,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:50:59,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:50:59,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:50:59,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:50:59,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:50:59,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:50:59,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:50:59,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:50:59,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:50:59,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:50:59,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:50:59,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:50:59,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:50:59,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:50:59,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 17:50:59,075 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:50:59,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:50:59,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:50:59,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:50:59,078 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:50:59,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:50:59,079 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:50:59,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:50:59,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:50:59,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:50:59,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:50:59,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:50:59,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:50:59,081 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:50:59,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:50:59,081 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:50:59,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:50:59,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:50:59,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:50:59,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:50:59,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:50:59,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:50:59,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:50:59,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:50:59,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:50:59,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:50:59,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:50:59,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:50:59,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:50:59,084 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 17:50:59,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:50:59,429 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:50:59,433 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:50:59,436 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:50:59,436 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:50:59,437 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product18.cil.c [2020-10-12 17:50:59,512 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a82f5245f/5d57a0134e90403b892f891c01af59aa/FLAGe0c1a2e71 [2020-10-12 17:51:00,053 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:51:00,054 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product18.cil.c [2020-10-12 17:51:00,072 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a82f5245f/5d57a0134e90403b892f891c01af59aa/FLAGe0c1a2e71 [2020-10-12 17:51:00,314 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a82f5245f/5d57a0134e90403b892f891c01af59aa [2020-10-12 17:51:00,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:51:00,326 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:51:00,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:51:00,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:51:00,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:51:00,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:51:00" (1/1) ... [2020-10-12 17:51:00,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51800d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:51:00, skipping insertion in model container [2020-10-12 17:51:00,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:51:00" (1/1) ... [2020-10-12 17:51:00,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:51:00,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:51:00,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:51:00,838 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:51:00,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:51:00,986 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:51:00,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:51:00 WrapperNode [2020-10-12 17:51:00,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:51:00,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:51:00,989 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:51:00,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:51:01,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:51:00" (1/1) ... [2020-10-12 17:51:01,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:51:00" (1/1) ... [2020-10-12 17:51:01,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:51:00" (1/1) ... [2020-10-12 17:51:01,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:51:00" (1/1) ... [2020-10-12 17:51:01,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:51:00" (1/1) ... [2020-10-12 17:51:01,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:51:00" (1/1) ... [2020-10-12 17:51:01,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:51:00" (1/1) ... [2020-10-12 17:51:01,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:51:01,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:51:01,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:51:01,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:51:01,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:51:00" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:51:01,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:51:01,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:51:01,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:51:01,145 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 17:51:01,145 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 17:51:01,145 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 17:51:01,146 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 17:51:01,146 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 17:51:01,147 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 17:51:01,147 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 17:51:01,147 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 17:51:01,147 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 17:51:01,147 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 17:51:01,147 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:51:01,147 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 17:51:01,148 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 17:51:01,148 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:51:01,149 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 17:51:01,149 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:51:01,149 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:51:01,150 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:51:01,150 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:51:01,151 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:51:01,151 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 17:51:01,152 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 17:51:01,153 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 17:51:01,153 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 17:51:01,153 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 17:51:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 17:51:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 17:51:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:51:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:51:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:51:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:51:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:51:01,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:51:01,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:51:01,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:51:01,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:51:01,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:51:01,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:51:01,155 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:51:01,156 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 17:51:01,156 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 17:51:01,156 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 17:51:01,156 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 17:51:01,156 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 17:51:01,156 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 17:51:01,156 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 17:51:01,157 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 17:51:01,157 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 17:51:01,157 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 17:51:01,158 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:51:01,159 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 17:51:01,159 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 17:51:01,159 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 17:51:01,159 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 17:51:01,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:51:01,159 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 17:51:01,159 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 17:51:01,160 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 17:51:01,160 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:51:01,160 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 17:51:01,160 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:51:01,160 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:51:01,160 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 17:51:01,161 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:51:01,161 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:51:01,161 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:51:01,162 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:51:01,162 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:51:01,162 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 17:51:01,163 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:51:01,163 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:51:01,164 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:51:01,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:51:01,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:51:01,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:51:01,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:51:01,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:51:01,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:51:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:51:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:51:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:51:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:51:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:51:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:51:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:51:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:51:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:51:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:51:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:51:02,183 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:51:02,184 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 17:51:02,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:51:02 BoogieIcfgContainer [2020-10-12 17:51:02,193 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:51:02,194 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:51:02,194 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:51:02,197 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:51:02,197 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:51:00" (1/3) ... [2020-10-12 17:51:02,198 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69d434e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:51:02, skipping insertion in model container [2020-10-12 17:51:02,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:51:00" (2/3) ... [2020-10-12 17:51:02,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69d434e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:51:02, skipping insertion in model container [2020-10-12 17:51:02,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:51:02" (3/3) ... [2020-10-12 17:51:02,201 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product18.cil.c [2020-10-12 17:51:02,211 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:51:02,219 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:51:02,232 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:51:02,252 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:51:02,252 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:51:02,252 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:51:02,252 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:51:02,252 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:51:02,253 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:51:02,253 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:51:02,253 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:51:02,273 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2020-10-12 17:51:02,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-12 17:51:02,282 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:51:02,284 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] [2020-10-12 17:51:02,284 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:51:02,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:51:02,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1030614044, now seen corresponding path program 1 times [2020-10-12 17:51:02,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:51:02,296 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1090194986] [2020-10-12 17:51:02,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:51:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:02,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:02,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:03,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:04,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:04,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:07,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:07,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-12 17:51:07,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:51:07,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-12 17:51:07,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:07,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 17:51:07,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:51:07,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 17:51:07,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:51:08,047 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:51:08,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:51:08,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:08,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:08,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:08,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:51:08,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:08,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-12 17:51:08,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:08,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:51:08,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:08,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:51:08,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:51:08,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:51:08,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:08,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:08,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:08,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:51:08,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:08,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:51:08,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:08,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:51:08,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:08,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:51:08,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:51:08,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:51:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:08,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:08,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:08,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:51:08,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:08,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:51:08,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:08,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:51:08,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:08,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:51:08,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:51:08,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:51:08,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:08,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:08,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:08,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:51:08,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:08,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:51:08,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:08,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:51:08,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:08,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:51:08,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:51:08,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:51:08,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:08,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:08,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:08,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:51:08,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:08,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:51:08,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:08,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:51:08,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:08,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:51:08,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:51:08,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:51:08,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:08,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:08,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:08,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:51:08,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:08,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:51:08,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:08,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:51:08,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:08,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:51:08,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:51:08,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-12 17:51:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:08,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:08,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:08,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:51:08,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:08,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:51:08,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:08,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:51:08,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:08,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:51:08,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:51:08,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 17:51:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:08,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:08,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:08,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:51:08,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:08,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:51:08,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:08,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:51:08,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:51:08,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:51:08,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:51:08,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:51:08,334 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1090194986] [2020-10-12 17:51:08,336 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:51:08,336 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 17:51:08,337 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427462409] [2020-10-12 17:51:08,342 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 17:51:08,343 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:51:08,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 17:51:08,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-12 17:51:08,361 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 8 states. [2020-10-12 17:51:09,354 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:51:10,674 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:51:11,172 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:51:11,468 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:51:12,102 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:51:13,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:51:13,045 INFO L93 Difference]: Finished difference Result 358 states and 479 transitions. [2020-10-12 17:51:13,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-12 17:51:13,049 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-10-12 17:51:13,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:51:13,071 INFO L225 Difference]: With dead ends: 358 [2020-10-12 17:51:13,071 INFO L226 Difference]: Without dead ends: 225 [2020-10-12 17:51:13,079 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-10-12 17:51:13,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-10-12 17:51:13,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 179. [2020-10-12 17:51:13,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-10-12 17:51:13,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 210 transitions. [2020-10-12 17:51:13,219 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 210 transitions. Word has length 51 [2020-10-12 17:51:13,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:51:13,220 INFO L479 AbstractCegarLoop]: Abstraction has 179 states and 210 transitions. [2020-10-12 17:51:13,220 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 17:51:13,220 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 210 transitions. [2020-10-12 17:51:13,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-12 17:51:13,224 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:51:13,224 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, 1, 1, 1, 1, 1] [2020-10-12 17:51:13,225 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:51:13,225 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:51:13,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:51:13,226 INFO L82 PathProgramCache]: Analyzing trace with hash -1737602098, now seen corresponding path program 1 times [2020-10-12 17:51:13,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:51:13,226 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [458471946] [2020-10-12 17:51:13,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:51:13,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:13,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:13,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:13,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:14,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:18,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:18,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-12 17:51:18,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:51:18,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-12 17:51:18,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:18,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-12 17:51:18,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:51:18,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-12 17:51:18,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:51:18,592 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:51:18,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:51:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:18,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:18,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:18,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:51:18,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:18,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-12 17:51:18,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:18,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:51:18,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:18,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:51:18,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:51:18,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:51:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:18,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:18,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:18,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:51:18,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:18,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:51:18,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:18,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:51:18,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:18,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:51:18,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:51:18,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:51:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:18,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:18,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:18,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:51:18,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:18,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:51:18,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:18,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:51:18,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:18,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:51:18,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:51:18,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:51:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:18,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:18,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:18,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:51:18,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:18,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:51:18,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:18,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:51:18,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:18,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:51:18,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:51:18,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:51:18,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:18,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:18,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:18,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:51:18,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:18,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:51:18,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:18,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:51:18,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:18,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:51:18,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:51:18,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:51:18,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:18,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:18,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:18,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:51:18,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:18,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:51:18,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:18,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:51:18,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:18,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:51:18,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:51:18,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 17:51:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:18,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:18,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:18,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:51:18,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:18,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:51:18,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:18,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:51:18,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:18,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:51:18,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:51:18,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-12 17:51:18,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:18,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:18,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:18,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:51:18,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:18,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:51:18,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:18,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:51:18,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:18,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:51:18,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:51:18,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-12 17:51:18,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:51:18,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:51:18,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:51:18,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:51:18,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:51:18,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:51:18,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:51:18,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:51:18,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:51:18,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:51:18,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 17:51:18,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:51:18,854 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [458471946] [2020-10-12 17:51:18,855 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:51:18,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-12 17:51:18,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769274402] [2020-10-12 17:51:18,858 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-12 17:51:18,858 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:51:18,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-12 17:51:18,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-12 17:51:18,859 INFO L87 Difference]: Start difference. First operand 179 states and 210 transitions. Second operand 9 states. [2020-10-12 17:51:19,403 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:51:20,357 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:51:20,616 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:51:20,915 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:51:21,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:51:21,251 INFO L93 Difference]: Finished difference Result 327 states and 420 transitions. [2020-10-12 17:51:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-12 17:51:21,252 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-10-12 17:51:21,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:51:21,253 INFO L225 Difference]: With dead ends: 327 [2020-10-12 17:51:21,253 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 17:51:21,258 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:51:21,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 17:51:21,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 17:51:21,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 17:51:21,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 17:51:21,259 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-10-12 17:51:21,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:51:21,260 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 17:51:21,260 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-12 17:51:21,260 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 17:51:21,260 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 17:51:21,260 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:51:21,262 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 17:51:23,497 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 7 [2020-10-12 17:51:23,818 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 7 [2020-10-12 17:51:24,112 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-12 17:51:24,265 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-12 17:51:24,422 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-12 17:51:24,567 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 1 [2020-10-12 17:51:24,739 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 18 [2020-10-12 17:51:25,026 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-12 17:51:25,241 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:51:25,545 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2020-10-12 17:51:25,980 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2020-10-12 17:51:26,269 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 8 [2020-10-12 17:51:26,433 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-12 17:51:26,612 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-12 17:51:26,890 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-12 17:51:27,315 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-10-12 17:51:27,505 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-12 17:51:27,682 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-10-12 17:51:27,839 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-12 17:51:28,001 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-12 17:51:28,157 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-12 17:51:28,299 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 1 [2020-10-12 17:51:28,642 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2020-10-12 17:51:28,800 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 13 [2020-10-12 17:51:29,211 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-10-12 17:51:29,499 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-12 17:51:29,510 INFO L268 CegarLoopResult]: For program point L606(lines 583 607) no Hoare annotation was computed. [2020-10-12 17:51:29,510 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 559 614) no Hoare annotation was computed. [2020-10-12 17:51:29,510 INFO L268 CegarLoopResult]: For program point L590(lines 590 594) no Hoare annotation was computed. [2020-10-12 17:51:29,511 INFO L268 CegarLoopResult]: For program point L590-1(lines 590 594) no Hoare annotation was computed. [2020-10-12 17:51:29,511 INFO L268 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-10-12 17:51:29,511 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 559 614) no Hoare annotation was computed. [2020-10-12 17:51:29,511 INFO L268 CegarLoopResult]: For program point L584-2(lines 584 605) no Hoare annotation was computed. [2020-10-12 17:51:29,511 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 559 614) no Hoare annotation was computed. [2020-10-12 17:51:29,511 INFO L268 CegarLoopResult]: For program point L641-2(lines 641 666) no Hoare annotation was computed. [2020-10-12 17:51:29,512 INFO L268 CegarLoopResult]: For program point L667(lines 640 668) no Hoare annotation was computed. [2020-10-12 17:51:29,512 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 615 674) no Hoare annotation was computed. [2020-10-12 17:51:29,512 INFO L268 CegarLoopResult]: For program point L660(line 660) no Hoare annotation was computed. [2020-10-12 17:51:29,512 INFO L268 CegarLoopResult]: For program point L660-1(line 660) no Hoare annotation was computed. [2020-10-12 17:51:29,512 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 615 674) no Hoare annotation was computed. [2020-10-12 17:51:29,512 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 615 674) no Hoare annotation was computed. [2020-10-12 17:51:29,513 INFO L268 CegarLoopResult]: For program point L647(lines 647 651) no Hoare annotation was computed. [2020-10-12 17:51:29,513 INFO L268 CegarLoopResult]: For program point L647-1(lines 647 651) no Hoare annotation was computed. [2020-10-12 17:51:29,513 INFO L268 CegarLoopResult]: For program point L642(line 642) no Hoare annotation was computed. [2020-10-12 17:51:29,513 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 400 406) the Hoare annotation is: true [2020-10-12 17:51:29,513 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 400 406) no Hoare annotation was computed. [2020-10-12 17:51:29,514 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 407 415) no Hoare annotation was computed. [2020-10-12 17:51:29,514 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 407 415) the Hoare annotation is: true [2020-10-12 17:51:29,514 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 407 415) no Hoare annotation was computed. [2020-10-12 17:51:29,514 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 358 380) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:51:29,514 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 358 380) no Hoare annotation was computed. [2020-10-12 17:51:29,515 INFO L264 CegarLoopResult]: At program point L370(line 370) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:51:29,515 INFO L264 CegarLoopResult]: At program point L370-1(line 370) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:51:29,515 INFO L268 CegarLoopResult]: For program point L368(lines 368 375) no Hoare annotation was computed. [2020-10-12 17:51:29,515 INFO L268 CegarLoopResult]: For program point L368-1(lines 368 375) no Hoare annotation was computed. [2020-10-12 17:51:29,515 INFO L268 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-10-12 17:51:29,516 INFO L264 CegarLoopResult]: At program point L365(line 365) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:51:29,516 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 358 380) no Hoare annotation was computed. [2020-10-12 17:51:29,516 INFO L264 CegarLoopResult]: At program point L364(line 364) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:51:29,516 INFO L264 CegarLoopResult]: At program point L364-1(line 364) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:51:29,516 INFO L268 CegarLoopResult]: For program point L321(line 321) no Hoare annotation was computed. [2020-10-12 17:51:29,517 INFO L268 CegarLoopResult]: For program point L320(line 320) no Hoare annotation was computed. [2020-10-12 17:51:29,517 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 312 335) no Hoare annotation was computed. [2020-10-12 17:51:29,517 INFO L268 CegarLoopResult]: For program point L319(line 319) no Hoare annotation was computed. [2020-10-12 17:51:29,517 INFO L268 CegarLoopResult]: For program point L318(line 318) no Hoare annotation was computed. [2020-10-12 17:51:29,517 INFO L268 CegarLoopResult]: For program point L317(line 317) no Hoare annotation was computed. [2020-10-12 17:51:29,517 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 312 335) no Hoare annotation was computed. [2020-10-12 17:51:29,518 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 312 335) no Hoare annotation was computed. [2020-10-12 17:51:29,518 INFO L268 CegarLoopResult]: For program point L330(line 330) no Hoare annotation was computed. [2020-10-12 17:51:29,518 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-10-12 17:51:29,518 INFO L268 CegarLoopResult]: For program point L328(line 328) no Hoare annotation was computed. [2020-10-12 17:51:29,518 INFO L268 CegarLoopResult]: For program point L327(line 327) no Hoare annotation was computed. [2020-10-12 17:51:29,518 INFO L268 CegarLoopResult]: For program point L326(line 326) no Hoare annotation was computed. [2020-10-12 17:51:29,519 INFO L268 CegarLoopResult]: For program point L325(line 325) no Hoare annotation was computed. [2020-10-12 17:51:29,519 INFO L268 CegarLoopResult]: For program point L324(line 324) no Hoare annotation was computed. [2020-10-12 17:51:29,519 INFO L268 CegarLoopResult]: For program point L323(line 323) no Hoare annotation was computed. [2020-10-12 17:51:29,519 INFO L268 CegarLoopResult]: For program point L322(line 322) no Hoare annotation was computed. [2020-10-12 17:51:29,519 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 138 146) no Hoare annotation was computed. [2020-10-12 17:51:29,520 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 138 146) the Hoare annotation is: true [2020-10-12 17:51:29,520 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 138 146) no Hoare annotation was computed. [2020-10-12 17:51:29,520 INFO L268 CegarLoopResult]: For program point L192(lines 192 196) no Hoare annotation was computed. [2020-10-12 17:51:29,520 INFO L271 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: true [2020-10-12 17:51:29,520 INFO L268 CegarLoopResult]: For program point L192-2(lines 192 196) no Hoare annotation was computed. [2020-10-12 17:51:29,520 INFO L268 CegarLoopResult]: For program point L190-1(line 190) no Hoare annotation was computed. [2020-10-12 17:51:29,520 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 183 201) the Hoare annotation is: true [2020-10-12 17:51:29,521 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 183 201) no Hoare annotation was computed. [2020-10-12 17:51:29,521 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 183 201) no Hoare annotation was computed. [2020-10-12 17:51:29,521 INFO L268 CegarLoopResult]: For program point L154(lines 154 162) no Hoare annotation was computed. [2020-10-12 17:51:29,521 INFO L268 CegarLoopResult]: For program point L154-2(lines 154 162) no Hoare annotation was computed. [2020-10-12 17:51:29,521 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-12 17:51:29,521 INFO L268 CegarLoopResult]: For program point L177-1(line 177) no Hoare annotation was computed. [2020-10-12 17:51:29,522 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 147 182) no Hoare annotation was computed. [2020-10-12 17:51:29,522 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 147 182) no Hoare annotation was computed. [2020-10-12 17:51:29,522 INFO L268 CegarLoopResult]: For program point L166(lines 166 174) no Hoare annotation was computed. [2020-10-12 17:51:29,522 INFO L268 CegarLoopResult]: For program point L166-2(lines 166 174) no Hoare annotation was computed. [2020-10-12 17:51:29,522 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 147 182) no Hoare annotation was computed. [2020-10-12 17:51:29,522 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 393 399) no Hoare annotation was computed. [2020-10-12 17:51:29,523 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 393 399) the Hoare annotation is: true [2020-10-12 17:51:29,523 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 513 558) no Hoare annotation was computed. [2020-10-12 17:51:29,523 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 513 558) no Hoare annotation was computed. [2020-10-12 17:51:29,523 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 513 558) no Hoare annotation was computed. [2020-10-12 17:51:29,523 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 826 871) no Hoare annotation was computed. [2020-10-12 17:51:29,523 INFO L268 CegarLoopResult]: For program point L846(lines 846 853) no Hoare annotation was computed. [2020-10-12 17:51:29,523 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 826 871) no Hoare annotation was computed. [2020-10-12 17:51:29,524 INFO L268 CegarLoopResult]: For program point L840(lines 840 860) no Hoare annotation was computed. [2020-10-12 17:51:29,524 INFO L268 CegarLoopResult]: For program point L840-1(lines 840 860) no Hoare annotation was computed. [2020-10-12 17:51:29,524 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 826 871) no Hoare annotation was computed. [2020-10-12 17:51:29,524 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 344 354) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:51:29,524 INFO L264 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:51:29,525 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 344 354) no Hoare annotation was computed. [2020-10-12 17:51:29,525 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 344 354) no Hoare annotation was computed. [2020-10-12 17:51:29,525 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 127 137) no Hoare annotation was computed. [2020-10-12 17:51:29,525 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 127 137) no Hoare annotation was computed. [2020-10-12 17:51:29,525 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 127 137) no Hoare annotation was computed. [2020-10-12 17:51:29,525 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-12 17:51:29,525 INFO L268 CegarLoopResult]: For program point L132-1(line 132) no Hoare annotation was computed. [2020-10-12 17:51:29,526 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 119 126) the Hoare annotation is: true [2020-10-12 17:51:29,526 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 119 126) no Hoare annotation was computed. [2020-10-12 17:51:29,526 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 119 126) no Hoare annotation was computed. [2020-10-12 17:51:29,526 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 17:51:29,526 INFO L268 CegarLoopResult]: For program point L94(lines 94 102) no Hoare annotation was computed. [2020-10-12 17:51:29,526 INFO L264 CegarLoopResult]: At program point L92(line 92) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 17:51:29,527 INFO L268 CegarLoopResult]: For program point L92-1(line 92) no Hoare annotation was computed. [2020-10-12 17:51:29,527 INFO L268 CegarLoopResult]: For program point L90(lines 90 107) no Hoare annotation was computed. [2020-10-12 17:51:29,527 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 86 110) no Hoare annotation was computed. [2020-10-12 17:51:29,527 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 86 110) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:51:29,527 INFO L264 CegarLoopResult]: At program point L105(line 105) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:51:29,527 INFO L268 CegarLoopResult]: For program point L105-1(lines 86 110) no Hoare annotation was computed. [2020-10-12 17:51:29,528 INFO L264 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 17:51:29,528 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 78 84) no Hoare annotation was computed. [2020-10-12 17:51:29,528 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 78 84) the Hoare annotation is: true [2020-10-12 17:51:29,528 INFO L268 CegarLoopResult]: For program point L225(lines 224 271) no Hoare annotation was computed. [2020-10-12 17:51:29,528 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:51:29,528 INFO L264 CegarLoopResult]: At program point testENTRY(lines 214 279) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:51:29,529 INFO L268 CegarLoopResult]: For program point L254(lines 254 267) no Hoare annotation was computed. [2020-10-12 17:51:29,529 INFO L268 CegarLoopResult]: For program point testFINAL(lines 214 279) no Hoare annotation was computed. [2020-10-12 17:51:29,529 INFO L264 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:51:29,529 INFO L268 CegarLoopResult]: For program point L244(lines 244 250) no Hoare annotation was computed. [2020-10-12 17:51:29,529 INFO L268 CegarLoopResult]: For program point L244-1(lines 244 250) no Hoare annotation was computed. [2020-10-12 17:51:29,530 INFO L264 CegarLoopResult]: At program point L269(lines 224 271) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:51:29,530 INFO L264 CegarLoopResult]: At program point L236(line 236) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:51:29,530 INFO L268 CegarLoopResult]: For program point L234(lines 234 240) no Hoare annotation was computed. [2020-10-12 17:51:29,530 INFO L268 CegarLoopResult]: For program point L234-1(lines 234 240) no Hoare annotation was computed. [2020-10-12 17:51:29,530 INFO L268 CegarLoopResult]: For program point L226(lines 226 230) no Hoare annotation was computed. [2020-10-12 17:51:29,530 INFO L264 CegarLoopResult]: At program point L272(lines 223 273) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:51:29,531 INFO L268 CegarLoopResult]: For program point L262(lines 262 266) no Hoare annotation was computed. [2020-10-12 17:51:29,531 INFO L264 CegarLoopResult]: At program point L262-2(lines 254 267) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:51:29,531 INFO L268 CegarLoopResult]: For program point testEXIT(lines 214 279) no Hoare annotation was computed. [2020-10-12 17:51:29,531 INFO L268 CegarLoopResult]: For program point L800(lines 800 807) no Hoare annotation was computed. [2020-10-12 17:51:29,531 INFO L268 CegarLoopResult]: For program point L794(lines 794 814) no Hoare annotation was computed. [2020-10-12 17:51:29,531 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 780 825) no Hoare annotation was computed. [2020-10-12 17:51:29,531 INFO L268 CegarLoopResult]: For program point L794-1(lines 794 814) no Hoare annotation was computed. [2020-10-12 17:51:29,532 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 780 825) no Hoare annotation was computed. [2020-10-12 17:51:29,532 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 780 825) no Hoare annotation was computed. [2020-10-12 17:51:29,532 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 497 505) no Hoare annotation was computed. [2020-10-12 17:51:29,532 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 497 505) the Hoare annotation is: true [2020-10-12 17:51:29,532 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 497 505) no Hoare annotation was computed. [2020-10-12 17:51:29,532 INFO L268 CegarLoopResult]: For program point L896(lines 896 902) no Hoare annotation was computed. [2020-10-12 17:51:29,532 INFO L268 CegarLoopResult]: For program point L895(lines 895 905) no Hoare annotation was computed. [2020-10-12 17:51:29,533 INFO L264 CegarLoopResult]: At program point L893(line 893) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-12 17:51:29,533 INFO L268 CegarLoopResult]: For program point L893-1(line 893) no Hoare annotation was computed. [2020-10-12 17:51:29,533 INFO L268 CegarLoopResult]: For program point L891(lines 891 908) no Hoare annotation was computed. [2020-10-12 17:51:29,533 INFO L268 CegarLoopResult]: For program point L891-1(lines 883 911) no Hoare annotation was computed. [2020-10-12 17:51:29,533 INFO L264 CegarLoopResult]: At program point L889(line 889) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-12 17:51:29,533 INFO L268 CegarLoopResult]: For program point L889-1(line 889) no Hoare annotation was computed. [2020-10-12 17:51:29,534 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 883 911) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-12 17:51:29,534 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 883 911) no Hoare annotation was computed. [2020-10-12 17:51:29,534 INFO L264 CegarLoopResult]: At program point L898(line 898) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-12 17:51:29,534 INFO L268 CegarLoopResult]: For program point L473(lines 473 481) no Hoare annotation was computed. [2020-10-12 17:51:29,534 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 465 487) no Hoare annotation was computed. [2020-10-12 17:51:29,534 INFO L268 CegarLoopResult]: For program point L473-2(lines 473 481) no Hoare annotation was computed. [2020-10-12 17:51:29,535 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 465 487) no Hoare annotation was computed. [2020-10-12 17:51:29,535 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 465 487) no Hoare annotation was computed. [2020-10-12 17:51:29,535 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 875 882) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-12 17:51:29,535 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 875 882) no Hoare annotation was computed. [2020-10-12 17:51:29,535 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 875 882) no Hoare annotation was computed. [2020-10-12 17:51:29,535 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 383 392) no Hoare annotation was computed. [2020-10-12 17:51:29,535 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 383 392) no Hoare annotation was computed. [2020-10-12 17:51:29,536 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 383 392) no Hoare annotation was computed. [2020-10-12 17:51:29,536 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 677 779) no Hoare annotation was computed. [2020-10-12 17:51:29,536 INFO L268 CegarLoopResult]: For program point L766(lines 766 773) no Hoare annotation was computed. [2020-10-12 17:51:29,536 INFO L268 CegarLoopResult]: For program point L727(lines 726 746) no Hoare annotation was computed. [2020-10-12 17:51:29,536 INFO L268 CegarLoopResult]: For program point L758(line 758) no Hoare annotation was computed. [2020-10-12 17:51:29,536 INFO L268 CegarLoopResult]: For program point L758-1(line 758) no Hoare annotation was computed. [2020-10-12 17:51:29,536 INFO L268 CegarLoopResult]: For program point L723(lines 723 764) no Hoare annotation was computed. [2020-10-12 17:51:29,537 INFO L268 CegarLoopResult]: For program point L742(line 742) no Hoare annotation was computed. [2020-10-12 17:51:29,537 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 677 779) no Hoare annotation was computed. [2020-10-12 17:51:29,537 INFO L268 CegarLoopResult]: For program point L742-1(line 742) no Hoare annotation was computed. [2020-10-12 17:51:29,537 INFO L268 CegarLoopResult]: For program point L701(lines 701 705) no Hoare annotation was computed. [2020-10-12 17:51:29,537 INFO L268 CegarLoopResult]: For program point L765(lines 765 776) no Hoare annotation was computed. [2020-10-12 17:51:29,537 INFO L268 CegarLoopResult]: For program point L728(lines 728 732) no Hoare annotation was computed. [2020-10-12 17:51:29,537 INFO L268 CegarLoopResult]: For program point L726-2(lines 726 746) no Hoare annotation was computed. [2020-10-12 17:51:29,538 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 677 779) no Hoare annotation was computed. [2020-10-12 17:51:29,538 INFO L268 CegarLoopResult]: For program point L747(lines 725 748) no Hoare annotation was computed. [2020-10-12 17:51:29,538 INFO L268 CegarLoopResult]: For program point L706(lines 706 722) no Hoare annotation was computed. [2020-10-12 17:51:29,538 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:51:29,538 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#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~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 17:51:29,539 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:51:29,539 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 111 118) no Hoare annotation was computed. [2020-10-12 17:51:29,539 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 111 118) no Hoare annotation was computed. [2020-10-12 17:51:29,539 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 111 118) no Hoare annotation was computed. [2020-10-12 17:51:29,539 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 488 496) no Hoare annotation was computed. [2020-10-12 17:51:29,539 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 488 496) no Hoare annotation was computed. [2020-10-12 17:51:29,540 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 488 496) no Hoare annotation was computed. [2020-10-12 17:51:29,540 INFO L268 CegarLoopResult]: For program point L448-1(lines 444 455) no Hoare annotation was computed. [2020-10-12 17:51:29,540 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 444 455) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-12 17:51:29,540 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 444 455) no Hoare annotation was computed. [2020-10-12 17:51:29,540 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:51:29,540 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 17:51:29,540 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:51:29,553 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 456 464) the Hoare annotation is: true [2020-10-12 17:51:29,553 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 456 464) no Hoare annotation was computed. [2020-10-12 17:51:29,553 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 456 464) no Hoare annotation was computed. [2020-10-12 17:51:29,554 INFO L264 CegarLoopResult]: At program point L65(lines 65 71) the Hoare annotation is: (let ((.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:51:29,554 INFO L264 CegarLoopResult]: At program point L60(line 60) the Hoare annotation is: (and (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:51:29,554 INFO L268 CegarLoopResult]: For program point L58(lines 57 76) no Hoare annotation was computed. [2020-10-12 17:51:29,554 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 54 77) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:51:29,554 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 54 77) no Hoare annotation was computed. [2020-10-12 17:51:29,554 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 54 77) no Hoare annotation was computed. [2020-10-12 17:51:29,555 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:51:29,555 INFO L264 CegarLoopResult]: At program point L288(line 288) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:51:29,555 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 282 311) no Hoare annotation was computed. [2020-10-12 17:51:29,555 INFO L268 CegarLoopResult]: For program point L288-1(line 288) no Hoare annotation was computed. [2020-10-12 17:51:29,555 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 282 311) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:51:29,555 INFO L271 CegarLoopResult]: At program point L307(lines 282 311) the Hoare annotation is: true [2020-10-12 17:51:29,556 INFO L268 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-10-12 17:51:29,556 INFO L268 CegarLoopResult]: For program point L296(lines 296 300) no Hoare annotation was computed. [2020-10-12 17:51:29,556 INFO L264 CegarLoopResult]: At program point L296-1(lines 296 300) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:51:29,556 INFO L268 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-12 17:51:29,556 INFO L264 CegarLoopResult]: At program point L292-2(lines 292 306) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:51:29,556 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 420 431) the Hoare annotation is: true [2020-10-12 17:51:29,556 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 420 431) no Hoare annotation was computed. [2020-10-12 17:51:29,556 INFO L268 CegarLoopResult]: For program point L424-1(lines 420 431) no Hoare annotation was computed. [2020-10-12 17:51:29,557 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 336 342) no Hoare annotation was computed. [2020-10-12 17:51:29,557 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 336 342) the Hoare annotation is: true [2020-10-12 17:51:29,557 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:51:29,557 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-12 17:51:29,557 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 17:51:29,557 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:51:29,557 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 202 209) no Hoare annotation was computed. [2020-10-12 17:51:29,558 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 202 209) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-12 17:51:29,558 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 202 209) no Hoare annotation was computed. [2020-10-12 17:51:29,558 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 432 443) no Hoare annotation was computed. [2020-10-12 17:51:29,558 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 432 443) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 17:51:29,558 INFO L268 CegarLoopResult]: For program point L436-1(lines 432 443) no Hoare annotation was computed. [2020-10-12 17:51:29,558 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 913 920) no Hoare annotation was computed. [2020-10-12 17:51:29,559 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 917) no Hoare annotation was computed. [2020-10-12 17:51:29,559 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 913 920) the Hoare annotation is: true [2020-10-12 17:51:29,559 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 913 920) no Hoare annotation was computed. [2020-10-12 17:51:29,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 05:51:29 BoogieIcfgContainer [2020-10-12 17:51:29,575 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 17:51:29,577 INFO L168 Benchmark]: Toolchain (without parser) took 29250.72 ms. Allocated memory was 138.9 MB in the beginning and 642.3 MB in the end (delta: 503.3 MB). Free memory was 101.4 MB in the beginning and 601.4 MB in the end (delta: -500.0 MB). Peak memory consumption was 521.8 MB. Max. memory is 7.1 GB. [2020-10-12 17:51:29,577 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-12 17:51:29,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.97 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 101.2 MB in the beginning and 172.2 MB in the end (delta: -71.0 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2020-10-12 17:51:29,579 INFO L168 Benchmark]: Boogie Preprocessor took 92.92 ms. Allocated memory is still 202.4 MB. Free memory was 172.2 MB in the beginning and 168.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-10-12 17:51:29,580 INFO L168 Benchmark]: RCFGBuilder took 1111.05 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 168.1 MB in the beginning and 201.3 MB in the end (delta: -33.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. [2020-10-12 17:51:29,581 INFO L168 Benchmark]: TraceAbstraction took 27380.87 ms. Allocated memory was 234.9 MB in the beginning and 642.3 MB in the end (delta: 407.4 MB). Free memory was 199.8 MB in the beginning and 601.4 MB in the end (delta: -401.6 MB). Peak memory consumption was 524.3 MB. Max. memory is 7.1 GB. [2020-10-12 17:51:29,585 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 660.97 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 101.2 MB in the beginning and 172.2 MB in the end (delta: -71.0 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.92 ms. Allocated memory is still 202.4 MB. Free memory was 172.2 MB in the beginning and 168.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1111.05 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 168.1 MB in the beginning and 201.3 MB in the end (delta: -33.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 27380.87 ms. Allocated memory was 234.9 MB in the beginning and 642.3 MB in the end (delta: 407.4 MB). Free memory was 199.8 MB in the beginning and 601.4 MB in the end (delta: -401.6 MB). Peak memory consumption was 524.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 917]: 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: 223]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 223 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.0s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 7.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 195 SDtfs, 374 SDslu, 346 SDs, 0 SdLazy, 1067 SolverSat, 248 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=179occurred 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, 46 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 218 PreInvPairs, 276 NumberOfFragments, 779 HoareAnnotationTreeSize, 218 FomulaSimplifications, 8672 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 53 FomulaSimplificationsInter, 8634 FormulaSimplificationTreeSizeReductionInter, 6.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 11.3s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 110 ConstructedInterpolants, 0 QuantifiedInterpolants, 34800 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...