/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_spec1_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:47:07,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:47:07,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:47:07,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:47:07,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:47:07,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:47:07,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:47:07,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:47:07,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:47:07,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:47:07,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:47:07,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:47:07,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:47:07,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:47:07,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:47:07,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:47:07,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:47:07,999 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:47:08,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:47:08,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:47:08,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:47:08,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:47:08,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:47:08,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:47:08,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:47:08,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:47:08,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:47:08,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:47:08,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:47:08,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:47:08,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:47:08,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:47:08,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:47:08,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:47:08,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:47:08,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:47:08,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:47:08,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:47:08,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:47:08,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:47:08,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:47:08,047 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 17:47:08,090 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:47:08,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:47:08,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:47:08,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:47:08,093 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:47:08,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:47:08,093 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:47:08,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:47:08,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:47:08,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:47:08,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:47:08,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:47:08,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:47:08,096 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:47:08,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:47:08,097 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:47:08,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:47:08,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:47:08,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:47:08,097 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:47:08,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:47:08,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:47:08,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:47:08,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:47:08,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:47:08,099 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:47:08,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:47:08,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:47:08,099 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:47:08,099 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 17:47:08,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:47:08,487 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:47:08,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:47:08,496 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:47:08,496 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:47:08,497 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c [2020-10-12 17:47:08,576 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/39fd071b3/7b0fa1a6ecfa469989eb854460ae5d0d/FLAG3cfd83f92 [2020-10-12 17:47:09,136 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:47:09,137 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c [2020-10-12 17:47:09,152 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/39fd071b3/7b0fa1a6ecfa469989eb854460ae5d0d/FLAG3cfd83f92 [2020-10-12 17:47:09,411 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/39fd071b3/7b0fa1a6ecfa469989eb854460ae5d0d [2020-10-12 17:47:09,421 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:47:09,422 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:47:09,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:47:09,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:47:09,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:47:09,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:47:09" (1/1) ... [2020-10-12 17:47:09,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b54cc27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:47:09, skipping insertion in model container [2020-10-12 17:47:09,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:47:09" (1/1) ... [2020-10-12 17:47:09,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:47:09,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:47:09,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:47:09,948 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:47:10,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:47:10,070 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:47:10,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:47:10 WrapperNode [2020-10-12 17:47:10,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:47:10,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:47:10,074 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:47:10,074 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:47:10,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:47:10" (1/1) ... [2020-10-12 17:47:10,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:47:10" (1/1) ... [2020-10-12 17:47:10,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:47:10" (1/1) ... [2020-10-12 17:47:10,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:47:10" (1/1) ... [2020-10-12 17:47:10,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:47:10" (1/1) ... [2020-10-12 17:47:10,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:47:10" (1/1) ... [2020-10-12 17:47:10,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:47:10" (1/1) ... [2020-10-12 17:47:10,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:47:10,164 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:47:10,164 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:47:10,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:47:10,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:47:10" (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 17:47:10,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:47:10,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:47:10,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:47:10,237 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 17:47:10,237 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 17:47:10,238 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:47:10,238 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 17:47:10,238 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:47:10,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:47:10,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:47:10,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:47:10,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:47:10,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:47:10,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:47:10,239 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:47:10,239 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:47:10,239 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:47:10,240 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:47:10,240 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 17:47:10,240 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 17:47:10,245 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 17:47:10,245 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 17:47:10,246 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 17:47:10,246 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 17:47:10,246 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 17:47:10,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:47:10,246 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 17:47:10,247 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 17:47:10,247 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-12 17:47:10,247 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 17:47:10,247 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 17:47:10,247 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 17:47:10,247 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 17:47:10,248 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 17:47:10,248 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 17:47:10,248 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 17:47:10,248 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 17:47:10,248 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 17:47:10,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-12 17:47:10,249 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:47:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:47:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:47:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:47:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 17:47:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 17:47:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 17:47:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 17:47:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 17:47:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 17:47:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:47:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:47:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 17:47:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:47:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:47:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:47:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:47:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:47:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:47:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:47:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:47:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:47:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:47:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:47:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:47:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:47:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:47:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:47:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:47:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:47:10,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:47:10,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:47:10,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:47:10,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:47:10,254 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:47:10,254 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 17:47:10,255 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 17:47:10,255 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 17:47:10,255 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 17:47:10,255 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 17:47:10,255 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:47:10,255 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 17:47:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 17:47:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 17:47:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 17:47:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-12 17:47:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 17:47:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 17:47:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 17:47:10,257 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-12 17:47:10,257 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 17:47:10,257 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 17:47:10,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:47:10,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:47:10,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:47:11,353 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:47:11,353 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 17:47:11,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:47:11 BoogieIcfgContainer [2020-10-12 17:47:11,358 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:47:11,360 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:47:11,360 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:47:11,363 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:47:11,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:47:09" (1/3) ... [2020-10-12 17:47:11,365 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@640c9ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:47:11, skipping insertion in model container [2020-10-12 17:47:11,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:47:10" (2/3) ... [2020-10-12 17:47:11,365 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@640c9ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:47:11, skipping insertion in model container [2020-10-12 17:47:11,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:47:11" (3/3) ... [2020-10-12 17:47:11,367 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product30.cil.c [2020-10-12 17:47:11,378 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:47:11,386 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:47:11,401 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:47:11,427 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:47:11,428 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:47:11,428 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:47:11,428 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:47:11,428 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:47:11,428 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:47:11,429 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:47:11,429 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:47:11,456 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2020-10-12 17:47:11,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-12 17:47:11,473 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:47:11,474 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:47:11,474 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:47:11,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:47:11,484 INFO L82 PathProgramCache]: Analyzing trace with hash 1593609150, now seen corresponding path program 1 times [2020-10-12 17:47:11,493 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:47:11,495 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2016324914] [2020-10-12 17:47:11,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:47:11,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:11,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:12,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:12,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:13,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:13,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:16,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:16,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-12 17:47:16,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:47:16,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-12 17:47:16,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:16,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 17:47:16,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:47:16,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-12 17:47:16,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 17:47:17,200 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:47:17,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:47:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:17,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:17,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:17,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:47:17,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:17,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-12 17:47:17,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:17,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:47:17,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:17,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:47:17,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:17,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:47:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:17,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:17,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:17,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:47:17,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:17,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:47:17,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:17,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:47:17,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:17,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:47:17,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:17,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:47:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:17,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:17,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:17,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:47:17,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:17,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:47:17,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:17,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:47:17,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:17,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:47:17,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:17,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:47:17,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:17,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:17,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:17,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:47:17,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:17,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:47:17,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:17,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:47:17,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:17,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:47:17,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:17,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:47:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:17,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:17,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:17,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:47:17,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:17,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:47:17,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:17,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:47:17,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:17,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:47:17,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:17,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:47:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:17,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:17,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:17,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:47:17,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:17,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:47:17,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:17,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:47:17,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:17,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:47:17,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:17,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 17:47:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:17,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:17,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:17,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:47:17,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:17,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:47:17,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:17,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:47:17,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:17,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:47:17,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:17,429 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 17:47:17,430 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2016324914] [2020-10-12 17:47:17,432 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:47:17,433 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-12 17:47:17,434 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985014022] [2020-10-12 17:47:17,448 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 17:47:17,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:47:17,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 17:47:17,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-12 17:47:17,468 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 7 states. [2020-10-12 17:47:17,915 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:47:18,968 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:47:19,312 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:47:19,600 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:47:19,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:47:19,908 INFO L93 Difference]: Finished difference Result 236 states and 305 transitions. [2020-10-12 17:47:19,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-12 17:47:19,909 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-12 17:47:19,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:47:19,917 INFO L225 Difference]: With dead ends: 236 [2020-10-12 17:47:19,917 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 17:47:19,923 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-12 17:47:19,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 17:47:19,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 17:47:19,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 17:47:19,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 17:47:19,952 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2020-10-12 17:47:19,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:47:19,952 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 17:47:19,952 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 17:47:19,952 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 17:47:19,953 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 17:47:19,953 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:47:19,955 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 17:47:21,180 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-12 17:47:21,361 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 17:47:21,509 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 17:47:21,682 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 17:47:21,819 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-12 17:47:21,955 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 17:47:22,116 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-12 17:47:22,308 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:47:22,440 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 17:47:22,560 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 17:47:22,713 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 17:47:22,873 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-12 17:47:23,033 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 17:47:23,205 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 17:47:23,358 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-12 17:47:23,496 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-12 17:47:23,645 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 17:47:23,796 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 17:47:23,944 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 17:47:24,089 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 17:47:24,244 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-12 17:47:24,391 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 17:47:24,551 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 17:47:24,710 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 17:47:24,715 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-10-12 17:47:24,715 INFO L268 CegarLoopResult]: For program point L221-2(lines 221 242) no Hoare annotation was computed. [2020-10-12 17:47:24,715 INFO L268 CegarLoopResult]: For program point L243(lines 220 244) no Hoare annotation was computed. [2020-10-12 17:47:24,715 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 196 251) no Hoare annotation was computed. [2020-10-12 17:47:24,715 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 196 251) no Hoare annotation was computed. [2020-10-12 17:47:24,716 INFO L268 CegarLoopResult]: For program point L227(lines 227 231) no Hoare annotation was computed. [2020-10-12 17:47:24,716 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 196 251) no Hoare annotation was computed. [2020-10-12 17:47:24,716 INFO L268 CegarLoopResult]: For program point L227-1(lines 227 231) no Hoare annotation was computed. [2020-10-12 17:47:24,716 INFO L268 CegarLoopResult]: For program point L284(lines 284 288) no Hoare annotation was computed. [2020-10-12 17:47:24,717 INFO L268 CegarLoopResult]: For program point L284-1(lines 284 288) no Hoare annotation was computed. [2020-10-12 17:47:24,717 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-10-12 17:47:24,717 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 252 311) no Hoare annotation was computed. [2020-10-12 17:47:24,717 INFO L268 CegarLoopResult]: For program point L278-2(lines 278 303) no Hoare annotation was computed. [2020-10-12 17:47:24,717 INFO L268 CegarLoopResult]: For program point L304(lines 277 305) no Hoare annotation was computed. [2020-10-12 17:47:24,718 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 252 311) no Hoare annotation was computed. [2020-10-12 17:47:24,718 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 252 311) no Hoare annotation was computed. [2020-10-12 17:47:24,718 INFO L268 CegarLoopResult]: For program point L297(line 297) no Hoare annotation was computed. [2020-10-12 17:47:24,718 INFO L268 CegarLoopResult]: For program point L297-1(line 297) no Hoare annotation was computed. [2020-10-12 17:47:24,718 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 528 534) the Hoare annotation is: true [2020-10-12 17:47:24,719 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 528 534) no Hoare annotation was computed. [2020-10-12 17:47:24,719 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 535 543) no Hoare annotation was computed. [2020-10-12 17:47:24,719 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 535 543) the Hoare annotation is: true [2020-10-12 17:47:24,719 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 535 543) no Hoare annotation was computed. [2020-10-12 17:47:24,719 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-10-12 17:47:24,719 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-12 17:47:24,719 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,719 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,720 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,720 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,720 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-10-12 17:47:24,720 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-10-12 17:47:24,720 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,720 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,721 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-10-12 17:47:24,721 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-10-12 17:47:24,721 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-12 17:47:24,721 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-10-12 17:47:24,721 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-12 17:47:24,721 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-10-12 17:47:24,721 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-12 17:47:24,721 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-12 17:47:24,722 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-12 17:47:24,722 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-12 17:47:24,722 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-12 17:47:24,722 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-12 17:47:24,722 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-12 17:47:24,722 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-12 17:47:24,722 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-12 17:47:24,722 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-12 17:47:24,722 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-12 17:47:24,722 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-12 17:47:24,723 INFO L264 CegarLoopResult]: At program point L702(line 702) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 17:47:24,723 INFO L264 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 17:47:24,723 INFO L268 CegarLoopResult]: For program point L696(lines 696 704) no Hoare annotation was computed. [2020-10-12 17:47:24,723 INFO L264 CegarLoopResult]: At program point L694(line 694) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 17:47:24,723 INFO L268 CegarLoopResult]: For program point L694-1(line 694) no Hoare annotation was computed. [2020-10-12 17:47:24,723 INFO L268 CegarLoopResult]: For program point L692(lines 692 709) no Hoare annotation was computed. [2020-10-12 17:47:24,723 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 688 712) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,723 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 688 712) no Hoare annotation was computed. [2020-10-12 17:47:24,723 INFO L264 CegarLoopResult]: At program point L707(line 707) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,723 INFO L268 CegarLoopResult]: For program point L707-1(lines 688 712) no Hoare annotation was computed. [2020-10-12 17:47:24,723 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 783 791) no Hoare annotation was computed. [2020-10-12 17:47:24,724 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 783 791) the Hoare annotation is: true [2020-10-12 17:47:24,724 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 783 791) no Hoare annotation was computed. [2020-10-12 17:47:24,724 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 828 846) the Hoare annotation is: true [2020-10-12 17:47:24,724 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 828 846) no Hoare annotation was computed. [2020-10-12 17:47:24,724 INFO L268 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2020-10-12 17:47:24,724 INFO L271 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: true [2020-10-12 17:47:24,724 INFO L268 CegarLoopResult]: For program point L837-2(lines 837 841) no Hoare annotation was computed. [2020-10-12 17:47:24,724 INFO L268 CegarLoopResult]: For program point L835-1(line 835) no Hoare annotation was computed. [2020-10-12 17:47:24,724 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 828 846) no Hoare annotation was computed. [2020-10-12 17:47:24,724 INFO L268 CegarLoopResult]: For program point L799(lines 799 807) no Hoare annotation was computed. [2020-10-12 17:47:24,724 INFO L268 CegarLoopResult]: For program point L799-2(lines 799 807) no Hoare annotation was computed. [2020-10-12 17:47:24,724 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-10-12 17:47:24,724 INFO L268 CegarLoopResult]: For program point L822-1(line 822) no Hoare annotation was computed. [2020-10-12 17:47:24,725 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 792 827) no Hoare annotation was computed. [2020-10-12 17:47:24,725 INFO L268 CegarLoopResult]: For program point L811(lines 811 819) no Hoare annotation was computed. [2020-10-12 17:47:24,725 INFO L268 CegarLoopResult]: For program point L811-2(lines 811 819) no Hoare annotation was computed. [2020-10-12 17:47:24,725 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 792 827) no Hoare annotation was computed. [2020-10-12 17:47:24,725 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 792 827) no Hoare annotation was computed. [2020-10-12 17:47:24,725 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 521 527) no Hoare annotation was computed. [2020-10-12 17:47:24,725 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 521 527) the Hoare annotation is: true [2020-10-12 17:47:24,725 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 150 195) no Hoare annotation was computed. [2020-10-12 17:47:24,725 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 150 195) no Hoare annotation was computed. [2020-10-12 17:47:24,725 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 150 195) no Hoare annotation was computed. [2020-10-12 17:47:24,725 INFO L268 CegarLoopResult]: For program point L477(lines 477 497) no Hoare annotation was computed. [2020-10-12 17:47:24,725 INFO L268 CegarLoopResult]: For program point L477-1(lines 477 497) no Hoare annotation was computed. [2020-10-12 17:47:24,725 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 463 508) no Hoare annotation was computed. [2020-10-12 17:47:24,726 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 463 508) no Hoare annotation was computed. [2020-10-12 17:47:24,726 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 463 508) no Hoare annotation was computed. [2020-10-12 17:47:24,726 INFO L268 CegarLoopResult]: For program point L483(lines 483 490) no Hoare annotation was computed. [2020-10-12 17:47:24,726 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,726 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-10-12 17:47:24,726 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-10-12 17:47:24,726 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 772 782) the Hoare annotation is: true [2020-10-12 17:47:24,726 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 772 782) no Hoare annotation was computed. [2020-10-12 17:47:24,726 INFO L271 CegarLoopResult]: At program point L777(line 777) the Hoare annotation is: true [2020-10-12 17:47:24,727 INFO L268 CegarLoopResult]: For program point L777-1(line 777) no Hoare annotation was computed. [2020-10-12 17:47:24,727 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 772 782) no Hoare annotation was computed. [2020-10-12 17:47:24,727 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 764 771) the Hoare annotation is: true [2020-10-12 17:47:24,727 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 764 771) no Hoare annotation was computed. [2020-10-12 17:47:24,727 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 764 771) no Hoare annotation was computed. [2020-10-12 17:47:24,727 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,727 INFO L268 CegarLoopResult]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2020-10-12 17:47:24,727 INFO L264 CegarLoopResult]: At program point L728(line 728) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 17:47:24,727 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 714 738) no Hoare annotation was computed. [2020-10-12 17:47:24,728 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 17:47:24,728 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 714 738) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,728 INFO L268 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2020-10-12 17:47:24,728 INFO L264 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 17:47:24,728 INFO L268 CegarLoopResult]: For program point L720-1(line 720) no Hoare annotation was computed. [2020-10-12 17:47:24,728 INFO L268 CegarLoopResult]: For program point L718(lines 718 735) no Hoare annotation was computed. [2020-10-12 17:47:24,728 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 680 686) no Hoare annotation was computed. [2020-10-12 17:47:24,728 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 680 686) the Hoare annotation is: true [2020-10-12 17:47:24,729 INFO L264 CegarLoopResult]: At program point testENTRY(lines 882 947) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,729 INFO L268 CegarLoopResult]: For program point L894(lines 894 898) no Hoare annotation was computed. [2020-10-12 17:47:24,729 INFO L268 CegarLoopResult]: For program point testFINAL(lines 882 947) no Hoare annotation was computed. [2020-10-12 17:47:24,729 INFO L264 CegarLoopResult]: At program point L940(lines 891 941) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:47:24,729 INFO L268 CegarLoopResult]: For program point L930(lines 930 934) no Hoare annotation was computed. [2020-10-12 17:47:24,729 INFO L264 CegarLoopResult]: At program point L930-2(lines 922 935) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:47:24,729 INFO L268 CegarLoopResult]: For program point L893(lines 892 939) no Hoare annotation was computed. [2020-10-12 17:47:24,729 INFO L264 CegarLoopResult]: At program point L924(line 924) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:47:24,729 INFO L268 CegarLoopResult]: For program point L922(lines 922 935) no Hoare annotation was computed. [2020-10-12 17:47:24,730 INFO L264 CegarLoopResult]: At program point L914(line 914) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:47:24,730 INFO L268 CegarLoopResult]: For program point L912(lines 912 918) no Hoare annotation was computed. [2020-10-12 17:47:24,730 INFO L268 CegarLoopResult]: For program point L912-1(lines 912 918) no Hoare annotation was computed. [2020-10-12 17:47:24,730 INFO L264 CegarLoopResult]: At program point L937(lines 892 939) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:47:24,730 INFO L264 CegarLoopResult]: At program point L904(line 904) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:47:24,730 INFO L268 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2020-10-12 17:47:24,730 INFO L268 CegarLoopResult]: For program point L902-1(lines 902 908) no Hoare annotation was computed. [2020-10-12 17:47:24,731 INFO L268 CegarLoopResult]: For program point testEXIT(lines 882 947) no Hoare annotation was computed. [2020-10-12 17:47:24,731 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 417 462) no Hoare annotation was computed. [2020-10-12 17:47:24,731 INFO L268 CegarLoopResult]: For program point L437(lines 437 444) no Hoare annotation was computed. [2020-10-12 17:47:24,731 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 417 462) no Hoare annotation was computed. [2020-10-12 17:47:24,731 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 417 462) no Hoare annotation was computed. [2020-10-12 17:47:24,731 INFO L268 CegarLoopResult]: For program point L431(lines 431 451) no Hoare annotation was computed. [2020-10-12 17:47:24,731 INFO L268 CegarLoopResult]: For program point L431-1(lines 431 451) no Hoare annotation was computed. [2020-10-12 17:47:24,731 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 739 746) no Hoare annotation was computed. [2020-10-12 17:47:24,731 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 739 746) no Hoare annotation was computed. [2020-10-12 17:47:24,731 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 739 746) no Hoare annotation was computed. [2020-10-12 17:47:24,731 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 629 637) no Hoare annotation was computed. [2020-10-12 17:47:24,731 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 629 637) the Hoare annotation is: true [2020-10-12 17:47:24,731 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 629 637) no Hoare annotation was computed. [2020-10-12 17:47:24,732 INFO L268 CegarLoopResult]: For program point L605(lines 605 613) no Hoare annotation was computed. [2020-10-12 17:47:24,732 INFO L268 CegarLoopResult]: For program point L605-2(lines 605 613) no Hoare annotation was computed. [2020-10-12 17:47:24,732 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 597 619) no Hoare annotation was computed. [2020-10-12 17:47:24,732 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 597 619) no Hoare annotation was computed. [2020-10-12 17:47:24,732 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 597 619) no Hoare annotation was computed. [2020-10-12 17:47:24,732 INFO L268 CegarLoopResult]: For program point L384(lines 362 385) no Hoare annotation was computed. [2020-10-12 17:47:24,732 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 314 416) no Hoare annotation was computed. [2020-10-12 17:47:24,732 INFO L268 CegarLoopResult]: For program point L343(lines 343 359) no Hoare annotation was computed. [2020-10-12 17:47:24,732 INFO L268 CegarLoopResult]: For program point L403(lines 403 410) no Hoare annotation was computed. [2020-10-12 17:47:24,732 INFO L268 CegarLoopResult]: For program point L364(lines 363 383) no Hoare annotation was computed. [2020-10-12 17:47:24,732 INFO L268 CegarLoopResult]: For program point L395(line 395) no Hoare annotation was computed. [2020-10-12 17:47:24,732 INFO L268 CegarLoopResult]: For program point L395-1(line 395) no Hoare annotation was computed. [2020-10-12 17:47:24,732 INFO L268 CegarLoopResult]: For program point L360(lines 360 401) no Hoare annotation was computed. [2020-10-12 17:47:24,732 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 314 416) no Hoare annotation was computed. [2020-10-12 17:47:24,733 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-10-12 17:47:24,733 INFO L268 CegarLoopResult]: For program point L379-1(line 379) no Hoare annotation was computed. [2020-10-12 17:47:24,733 INFO L268 CegarLoopResult]: For program point L338(lines 338 342) no Hoare annotation was computed. [2020-10-12 17:47:24,733 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-10-12 17:47:24,733 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 314 416) no Hoare annotation was computed. [2020-10-12 17:47:24,733 INFO L268 CegarLoopResult]: For program point L365(lines 365 369) no Hoare annotation was computed. [2020-10-12 17:47:24,733 INFO L268 CegarLoopResult]: For program point L363-2(lines 363 383) no Hoare annotation was computed. [2020-10-12 17:47:24,733 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 511 520) no Hoare annotation was computed. [2020-10-12 17:47:24,733 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 511 520) no Hoare annotation was computed. [2020-10-12 17:47:24,733 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 511 520) no Hoare annotation was computed. [2020-10-12 17:47:24,734 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:47:24,734 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#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~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 17:47:24,734 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:47:24,734 INFO L268 CegarLoopResult]: For program point L752(line 752) no Hoare annotation was computed. [2020-10-12 17:47:24,734 INFO L268 CegarLoopResult]: For program point L752-1(line 752) no Hoare annotation was computed. [2020-10-12 17:47:24,734 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 747 763) no Hoare annotation was computed. [2020-10-12 17:47:24,734 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 747 763) no Hoare annotation was computed. [2020-10-12 17:47:24,734 INFO L268 CegarLoopResult]: For program point L758(line 758) no Hoare annotation was computed. [2020-10-12 17:47:24,734 INFO L268 CegarLoopResult]: For program point L758-1(lines 747 763) no Hoare annotation was computed. [2020-10-12 17:47:24,735 INFO L268 CegarLoopResult]: For program point L754(lines 754 760) no Hoare annotation was computed. [2020-10-12 17:47:24,735 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 620 628) no Hoare annotation was computed. [2020-10-12 17:47:24,735 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 620 628) no Hoare annotation was computed. [2020-10-12 17:47:24,735 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 620 628) no Hoare annotation was computed. [2020-10-12 17:47:24,735 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 576 587) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-12 17:47:24,735 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 576 587) no Hoare annotation was computed. [2020-10-12 17:47:24,735 INFO L268 CegarLoopResult]: For program point L580-1(lines 576 587) no Hoare annotation was computed. [2020-10-12 17:47:24,735 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:47:24,735 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 17:47:24,736 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:47:24,736 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,736 INFO L264 CegarLoopResult]: At program point L667(lines 667 673) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,736 INFO L264 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 17:47:24,736 INFO L268 CegarLoopResult]: For program point L660(lines 659 678) no Hoare annotation was computed. [2020-10-12 17:47:24,736 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 656 679) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,736 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 656 679) no Hoare annotation was computed. [2020-10-12 17:47:24,737 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 656 679) no Hoare annotation was computed. [2020-10-12 17:47:24,737 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-10-12 17:47:24,737 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-12 17:47:24,737 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,737 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-12 17:47:24,737 INFO L264 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,737 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-12 17:47:24,737 INFO L264 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,738 INFO L264 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,738 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-10-12 17:47:24,738 INFO L264 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:47:24,738 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 588 596) the Hoare annotation is: true [2020-10-12 17:47:24,738 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 588 596) no Hoare annotation was computed. [2020-10-12 17:47:24,738 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 588 596) no Hoare annotation was computed. [2020-10-12 17:47:24,738 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 552 563) the Hoare annotation is: true [2020-10-12 17:47:24,739 INFO L268 CegarLoopResult]: For program point L556-1(lines 552 563) no Hoare annotation was computed. [2020-10-12 17:47:24,739 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 552 563) no Hoare annotation was computed. [2020-10-12 17:47:24,739 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-10-12 17:47:24,739 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-10-12 17:47:24,739 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:47:24,739 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-12 17:47:24,739 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 17:47:24,739 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:47:24,740 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 847 854) no Hoare annotation was computed. [2020-10-12 17:47:24,740 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 847 854) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-12 17:47:24,740 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 847 854) no Hoare annotation was computed. [2020-10-12 17:47:24,740 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 564 575) no Hoare annotation was computed. [2020-10-12 17:47:24,740 INFO L268 CegarLoopResult]: For program point L568-1(lines 564 575) no Hoare annotation was computed. [2020-10-12 17:47:24,740 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 564 575) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 17:47:24,740 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 639 646) no Hoare annotation was computed. [2020-10-12 17:47:24,741 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2020-10-12 17:47:24,741 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 639 646) the Hoare annotation is: true [2020-10-12 17:47:24,741 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 639 646) no Hoare annotation was computed. [2020-10-12 17:47:24,741 INFO L268 CegarLoopResult]: For program point L866-1(line 866) no Hoare annotation was computed. [2020-10-12 17:47:24,741 INFO L268 CegarLoopResult]: For program point L864(lines 864 877) no Hoare annotation was computed. [2020-10-12 17:47:24,741 INFO L268 CegarLoopResult]: For program point L864-1(lines 856 880) no Hoare annotation was computed. [2020-10-12 17:47:24,741 INFO L271 CegarLoopResult]: At program point L862(line 862) the Hoare annotation is: true [2020-10-12 17:47:24,741 INFO L268 CegarLoopResult]: For program point L862-1(line 862) no Hoare annotation was computed. [2020-10-12 17:47:24,742 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 856 880) the Hoare annotation is: true [2020-10-12 17:47:24,742 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 856 880) no Hoare annotation was computed. [2020-10-12 17:47:24,742 INFO L264 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-12 17:47:24,742 INFO L268 CegarLoopResult]: For program point L868(lines 868 874) no Hoare annotation was computed. [2020-10-12 17:47:24,742 INFO L271 CegarLoopResult]: At program point L866(line 866) the Hoare annotation is: true [2020-10-12 17:47:24,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 05:47:24 BoogieIcfgContainer [2020-10-12 17:47:24,760 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 17:47:24,762 INFO L168 Benchmark]: Toolchain (without parser) took 15339.65 ms. Allocated memory was 144.2 MB in the beginning and 500.2 MB in the end (delta: 356.0 MB). Free memory was 106.0 MB in the beginning and 261.6 MB in the end (delta: -155.6 MB). Peak memory consumption was 328.2 MB. Max. memory is 7.1 GB. [2020-10-12 17:47:24,763 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 144.2 MB. Free memory was 125.7 MB in the beginning and 125.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-12 17:47:24,764 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.58 ms. Allocated memory was 144.2 MB in the beginning and 206.0 MB in the end (delta: 61.9 MB). Free memory was 105.8 MB in the beginning and 174.7 MB in the end (delta: -68.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2020-10-12 17:47:24,765 INFO L168 Benchmark]: Boogie Preprocessor took 90.22 ms. Allocated memory is still 206.0 MB. Free memory was 174.7 MB in the beginning and 170.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-10-12 17:47:24,766 INFO L168 Benchmark]: RCFGBuilder took 1194.46 ms. Allocated memory was 206.0 MB in the beginning and 231.7 MB in the end (delta: 25.7 MB). Free memory was 170.3 MB in the beginning and 184.0 MB in the end (delta: -13.7 MB). Peak memory consumption was 75.2 MB. Max. memory is 7.1 GB. [2020-10-12 17:47:24,767 INFO L168 Benchmark]: TraceAbstraction took 13400.50 ms. Allocated memory was 231.7 MB in the beginning and 500.2 MB in the end (delta: 268.4 MB). Free memory was 184.0 MB in the beginning and 261.6 MB in the end (delta: -77.6 MB). Peak memory consumption was 318.6 MB. Max. memory is 7.1 GB. [2020-10-12 17:47:24,771 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 144.2 MB. Free memory was 125.7 MB in the beginning and 125.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 648.58 ms. Allocated memory was 144.2 MB in the beginning and 206.0 MB in the end (delta: 61.9 MB). Free memory was 105.8 MB in the beginning and 174.7 MB in the end (delta: -68.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.22 ms. Allocated memory is still 206.0 MB. Free memory was 174.7 MB in the beginning and 170.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1194.46 ms. Allocated memory was 206.0 MB in the beginning and 231.7 MB in the end (delta: 25.7 MB). Free memory was 170.3 MB in the beginning and 184.0 MB in the end (delta: -13.7 MB). Peak memory consumption was 75.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13400.50 ms. Allocated memory was 231.7 MB in the beginning and 500.2 MB in the end (delta: 268.4 MB). Free memory was 184.0 MB in the beginning and 261.6 MB in the end (delta: -77.6 MB). Peak memory consumption was 318.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 643]: 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: 892]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 235 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.5s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 81 SDtfs, 145 SDslu, 69 SDs, 0 SdLazy, 370 SolverSat, 78 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 123 PreInvPairs, 149 NumberOfFragments, 582 HoareAnnotationTreeSize, 123 FomulaSimplifications, 1128 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 58 FomulaSimplificationsInter, 6030 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 12870 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...