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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:22:25,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:22:25,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:22:26,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:22:26,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:22:26,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:22:26,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:22:26,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:22:26,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:22:26,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:22:26,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:22:26,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:22:26,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:22:26,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:22:26,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:22:26,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:22:26,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:22:26,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:22:26,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:22:26,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:22:26,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:22:26,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:22:26,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:22:26,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:22:26,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:22:26,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:22:26,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:22:26,050 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:22:26,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:22:26,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:22:26,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:22:26,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:22:26,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:22:26,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:22:26,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:22:26,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:22:26,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:22:26,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:22:26,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:22:26,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:22:26,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:22:26,060 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 21:22:26,077 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:22:26,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:22:26,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:22:26,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:22:26,080 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:22:26,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:22:26,080 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:22:26,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:22:26,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:22:26,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:22:26,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:22:26,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:22:26,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:22:26,082 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:22:26,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:22:26,083 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:22:26,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:22:26,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:22:26,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:22:26,084 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:22:26,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:22:26,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:22:26,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:22:26,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:22:26,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:22:26,085 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:22:26,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:22:26,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:22:26,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:22:26,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:22:26,442 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:22:26,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:22:26,448 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:22:26,448 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:22:26,449 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product17.cil.c [2019-10-13 21:22:26,515 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/853b0a075/8b10f54253ad4252b71e9776bcb4b885/FLAG0567f6eaa [2019-10-13 21:22:27,057 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:22:27,058 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product17.cil.c [2019-10-13 21:22:27,071 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/853b0a075/8b10f54253ad4252b71e9776bcb4b885/FLAG0567f6eaa [2019-10-13 21:22:27,373 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/853b0a075/8b10f54253ad4252b71e9776bcb4b885 [2019-10-13 21:22:27,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:22:27,384 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:22:27,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:22:27,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:22:27,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:22:27,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:22:27" (1/1) ... [2019-10-13 21:22:27,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@507cfa22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:27, skipping insertion in model container [2019-10-13 21:22:27,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:22:27" (1/1) ... [2019-10-13 21:22:27,405 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:22:27,449 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:22:27,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:22:27,922 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:22:28,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:22:28,046 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:22:28,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:28 WrapperNode [2019-10-13 21:22:28,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:22:28,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:22:28,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:22:28,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:22:28,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:28" (1/1) ... [2019-10-13 21:22:28,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:28" (1/1) ... [2019-10-13 21:22:28,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:28" (1/1) ... [2019-10-13 21:22:28,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:28" (1/1) ... [2019-10-13 21:22:28,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:28" (1/1) ... [2019-10-13 21:22:28,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:28" (1/1) ... [2019-10-13 21:22:28,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:28" (1/1) ... [2019-10-13 21:22:28,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:22:28,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:22:28,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:22:28,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:22:28,154 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-10-13 21:22:28,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:22:28,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:22:28,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:22:28,214 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:22:28,214 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:22:28,214 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:22:28,214 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:22:28,214 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:22:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:22:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:22:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:22:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:22:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:22:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:22:28,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:22:28,216 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:22:28,216 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:22:28,216 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:22:28,216 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:22:28,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-13 21:22:28,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-13 21:22:28,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-13 21:22:28,217 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:22:28,217 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:22:28,217 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:22:28,217 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:22:28,218 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:22:28,218 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:22:28,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:22:28,218 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:22:28,218 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:22:28,218 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:22:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:22:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:22:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:22:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:22:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:22:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:22:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:22:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:22:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:22:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:22:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:22:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:22:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:22:28,221 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:22:28,221 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:22:28,221 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:22:28,221 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:22:28,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-13 21:22:28,222 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:22:28,222 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:22:28,222 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:22:28,222 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:22:28,222 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:22:28,222 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:22:28,223 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:22:28,223 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:22:28,223 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:22:28,223 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:22:28,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:22:28,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:22:28,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:22:28,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:22:28,224 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:22:28,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:22:28,224 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:22:28,225 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:22:28,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:22:28,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:22:28,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:22:28,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:22:28,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:22:28,225 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:22:28,226 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:22:28,226 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:22:28,226 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:22:28,226 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-13 21:22:28,226 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-13 21:22:28,226 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:22:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:22:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:22:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:22:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:22:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:22:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:22:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:22:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:22:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:22:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:22:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:22:28,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:22:29,349 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:22:29,350 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:22:29,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:29 BoogieIcfgContainer [2019-10-13 21:22:29,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:22:29,353 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:22:29,353 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:22:29,356 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:22:29,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:22:27" (1/3) ... [2019-10-13 21:22:29,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f82fad8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:29, skipping insertion in model container [2019-10-13 21:22:29,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:28" (2/3) ... [2019-10-13 21:22:29,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f82fad8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:29, skipping insertion in model container [2019-10-13 21:22:29,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:29" (3/3) ... [2019-10-13 21:22:29,360 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product17.cil.c [2019-10-13 21:22:29,371 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:22:29,379 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:22:29,392 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:22:29,420 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:22:29,421 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:22:29,421 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:22:29,421 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:22:29,421 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:22:29,422 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:22:29,422 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:22:29,422 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:22:29,445 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2019-10-13 21:22:29,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-13 21:22:29,456 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:29,457 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:22:29,459 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:29,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:29,465 INFO L82 PathProgramCache]: Analyzing trace with hash -2031681096, now seen corresponding path program 1 times [2019-10-13 21:22:29,475 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:29,476 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911114528] [2019-10-13 21:22:29,476 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:29,476 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:29,477 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:29,913 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-13 21:22:29,914 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911114528] [2019-10-13 21:22:29,916 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:29,916 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:22:29,917 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817095655] [2019-10-13 21:22:29,923 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:22:29,925 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:29,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:22:29,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:29,943 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 2 states. [2019-10-13 21:22:29,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:29,982 INFO L93 Difference]: Finished difference Result 224 states and 279 transitions. [2019-10-13 21:22:29,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:22:29,984 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-10-13 21:22:29,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:30,006 INFO L225 Difference]: With dead ends: 224 [2019-10-13 21:22:30,006 INFO L226 Difference]: Without dead ends: 114 [2019-10-13 21:22:30,015 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:30,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2019-10-13 21:22:30,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2019-10-13 21:22:30,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2019-10-13 21:22:30,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2019-10-13 21:22:30,091 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 59 [2019-10-13 21:22:30,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:30,092 INFO L462 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2019-10-13 21:22:30,092 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:22:30,092 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2019-10-13 21:22:30,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-13 21:22:30,096 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:30,096 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:22:30,097 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:30,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:30,097 INFO L82 PathProgramCache]: Analyzing trace with hash 262290831, now seen corresponding path program 1 times [2019-10-13 21:22:30,098 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:30,098 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688724811] [2019-10-13 21:22:30,098 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:30,098 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:30,098 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:30,213 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-13 21:22:30,214 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688724811] [2019-10-13 21:22:30,214 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:30,215 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:22:30,215 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341878426] [2019-10-13 21:22:30,217 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:22:30,217 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:30,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:22:30,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:22:30,218 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 3 states. [2019-10-13 21:22:30,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:30,240 INFO L93 Difference]: Finished difference Result 173 states and 201 transitions. [2019-10-13 21:22:30,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:22:30,241 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-10-13 21:22:30,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:30,243 INFO L225 Difference]: With dead ends: 173 [2019-10-13 21:22:30,243 INFO L226 Difference]: Without dead ends: 105 [2019-10-13 21:22:30,245 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:22:30,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-10-13 21:22:30,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2019-10-13 21:22:30,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-10-13 21:22:30,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2019-10-13 21:22:30,259 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 60 [2019-10-13 21:22:30,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:30,259 INFO L462 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2019-10-13 21:22:30,259 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:22:30,260 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2019-10-13 21:22:30,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-13 21:22:30,262 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:30,263 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:22:30,263 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:30,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:30,263 INFO L82 PathProgramCache]: Analyzing trace with hash 1223581150, now seen corresponding path program 1 times [2019-10-13 21:22:30,264 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:30,264 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905593515] [2019-10-13 21:22:30,264 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:30,264 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:30,265 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:30,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-13 21:22:30,467 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905593515] [2019-10-13 21:22:30,467 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:30,467 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:22:30,468 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803717432] [2019-10-13 21:22:30,468 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:22:30,469 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:30,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:22:30,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:22:30,470 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 7 states. [2019-10-13 21:22:30,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:30,798 INFO L93 Difference]: Finished difference Result 182 states and 215 transitions. [2019-10-13 21:22:30,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:22:30,798 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2019-10-13 21:22:30,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:30,801 INFO L225 Difference]: With dead ends: 182 [2019-10-13 21:22:30,801 INFO L226 Difference]: Without dead ends: 105 [2019-10-13 21:22:30,802 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:22:30,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-10-13 21:22:30,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2019-10-13 21:22:30,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-10-13 21:22:30,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 120 transitions. [2019-10-13 21:22:30,818 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 120 transitions. Word has length 64 [2019-10-13 21:22:30,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:30,820 INFO L462 AbstractCegarLoop]: Abstraction has 105 states and 120 transitions. [2019-10-13 21:22:30,821 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:22:30,821 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 120 transitions. [2019-10-13 21:22:30,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-10-13 21:22:30,824 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:30,824 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:22:30,827 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:30,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:30,828 INFO L82 PathProgramCache]: Analyzing trace with hash -45682519, now seen corresponding path program 1 times [2019-10-13 21:22:30,828 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:30,828 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75871219] [2019-10-13 21:22:30,828 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:30,829 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:30,829 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:30,974 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 21:22:30,974 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75871219] [2019-10-13 21:22:30,974 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:30,975 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:22:30,975 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675182280] [2019-10-13 21:22:30,976 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:22:30,976 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:30,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:22:30,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:22:30,977 INFO L87 Difference]: Start difference. First operand 105 states and 120 transitions. Second operand 7 states. [2019-10-13 21:22:31,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:31,339 INFO L93 Difference]: Finished difference Result 158 states and 187 transitions. [2019-10-13 21:22:31,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:22:31,340 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 72 [2019-10-13 21:22:31,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:31,341 INFO L225 Difference]: With dead ends: 158 [2019-10-13 21:22:31,341 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:22:31,343 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-13 21:22:31,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:22:31,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:22:31,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:22:31,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:22:31,344 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2019-10-13 21:22:31,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:31,345 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:22:31,345 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:22:31,345 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:22:31,345 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:22:31,351 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:22:31,851 INFO L443 ceAbstractionStarter]: For program point L224(line 224) no Hoare annotation was computed. [2019-10-13 21:22:31,851 INFO L443 ceAbstractionStarter]: For program point L223-2(lines 223 244) no Hoare annotation was computed. [2019-10-13 21:22:31,851 INFO L443 ceAbstractionStarter]: For program point L245(lines 222 246) no Hoare annotation was computed. [2019-10-13 21:22:31,851 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 198 253) no Hoare annotation was computed. [2019-10-13 21:22:31,851 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 198 253) no Hoare annotation was computed. [2019-10-13 21:22:31,852 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 233) no Hoare annotation was computed. [2019-10-13 21:22:31,852 INFO L443 ceAbstractionStarter]: For program point L229-1(lines 229 233) no Hoare annotation was computed. [2019-10-13 21:22:31,852 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 198 253) no Hoare annotation was computed. [2019-10-13 21:22:31,852 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 290) no Hoare annotation was computed. [2019-10-13 21:22:31,852 INFO L443 ceAbstractionStarter]: For program point L286-1(lines 286 290) no Hoare annotation was computed. [2019-10-13 21:22:31,852 INFO L443 ceAbstractionStarter]: For program point L281(line 281) no Hoare annotation was computed. [2019-10-13 21:22:31,852 INFO L443 ceAbstractionStarter]: For program point L280-2(lines 280 305) no Hoare annotation was computed. [2019-10-13 21:22:31,853 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 254 313) no Hoare annotation was computed. [2019-10-13 21:22:31,853 INFO L443 ceAbstractionStarter]: For program point L306(lines 279 307) no Hoare annotation was computed. [2019-10-13 21:22:31,853 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 254 313) no Hoare annotation was computed. [2019-10-13 21:22:31,853 INFO L443 ceAbstractionStarter]: For program point L299(line 299) no Hoare annotation was computed. [2019-10-13 21:22:31,853 INFO L443 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2019-10-13 21:22:31,853 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 254 313) no Hoare annotation was computed. [2019-10-13 21:22:31,854 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 539 545) the Hoare annotation is: true [2019-10-13 21:22:31,854 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 539 545) no Hoare annotation was computed. [2019-10-13 21:22:31,854 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 546 554) no Hoare annotation was computed. [2019-10-13 21:22:31,854 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 546 554) the Hoare annotation is: true [2019-10-13 21:22:31,854 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 546 554) no Hoare annotation was computed. [2019-10-13 21:22:31,854 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 559 566) the Hoare annotation is: true [2019-10-13 21:22:31,855 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 559 566) no Hoare annotation was computed. [2019-10-13 21:22:31,855 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 559 566) no Hoare annotation was computed. [2019-10-13 21:22:31,855 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 567 576) the Hoare annotation is: true [2019-10-13 21:22:31,855 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-10-13 21:22:31,855 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 567 576) no Hoare annotation was computed. [2019-10-13 21:22:31,855 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 567 576) no Hoare annotation was computed. [2019-10-13 21:22:31,855 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 577 605) the Hoare annotation is: true [2019-10-13 21:22:31,856 INFO L439 ceAbstractionStarter]: At program point L592(line 592) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,856 INFO L443 ceAbstractionStarter]: For program point L590(lines 590 596) no Hoare annotation was computed. [2019-10-13 21:22:31,856 INFO L443 ceAbstractionStarter]: For program point L589(lines 589 599) no Hoare annotation was computed. [2019-10-13 21:22:31,856 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 577 605) no Hoare annotation was computed. [2019-10-13 21:22:31,856 INFO L446 ceAbstractionStarter]: At program point L587(line 587) the Hoare annotation is: true [2019-10-13 21:22:31,856 INFO L443 ceAbstractionStarter]: For program point L587-1(line 587) no Hoare annotation was computed. [2019-10-13 21:22:31,857 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 602) no Hoare annotation was computed. [2019-10-13 21:22:31,857 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 577 605) no Hoare annotation was computed. [2019-10-13 21:22:31,857 INFO L446 ceAbstractionStarter]: At program point L583(line 583) the Hoare annotation is: true [2019-10-13 21:22:31,857 INFO L443 ceAbstractionStarter]: For program point L583-1(line 583) no Hoare annotation was computed. [2019-10-13 21:22:31,857 INFO L439 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,857 INFO L439 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,858 INFO L439 ceAbstractionStarter]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,858 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,858 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2019-10-13 21:22:31,858 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2019-10-13 21:22:31,858 INFO L439 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= main_~tmp~0 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 21:22:31,858 INFO L439 ceAbstractionStarter]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= main_~tmp~0 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 21:22:31,859 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 139) no Hoare annotation was computed. [2019-10-13 21:22:31,859 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2019-10-13 21:22:31,859 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-13 21:22:31,859 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-10-13 21:22:31,859 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-13 21:22:31,859 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-10-13 21:22:31,860 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-10-13 21:22:31,860 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-10-13 21:22:31,860 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-13 21:22:31,860 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-13 21:22:31,860 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-10-13 21:22:31,860 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-13 21:22:31,860 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-13 21:22:31,860 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-10-13 21:22:31,861 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-13 21:22:31,861 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-13 21:22:31,861 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-10-13 21:22:31,861 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-13 21:22:31,861 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-13 21:22:31,861 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-10-13 21:22:31,861 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 792 800) no Hoare annotation was computed. [2019-10-13 21:22:31,862 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 792 800) the Hoare annotation is: true [2019-10-13 21:22:31,862 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 792 800) no Hoare annotation was computed. [2019-10-13 21:22:31,862 INFO L443 ceAbstractionStarter]: For program point L846(lines 846 850) no Hoare annotation was computed. [2019-10-13 21:22:31,862 INFO L446 ceAbstractionStarter]: At program point L844(line 844) the Hoare annotation is: true [2019-10-13 21:22:31,862 INFO L443 ceAbstractionStarter]: For program point L846-2(lines 846 850) no Hoare annotation was computed. [2019-10-13 21:22:31,862 INFO L443 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2019-10-13 21:22:31,862 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 837 855) the Hoare annotation is: true [2019-10-13 21:22:31,863 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 837 855) no Hoare annotation was computed. [2019-10-13 21:22:31,863 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 837 855) no Hoare annotation was computed. [2019-10-13 21:22:31,863 INFO L443 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2019-10-13 21:22:31,863 INFO L443 ceAbstractionStarter]: For program point L831-1(line 831) no Hoare annotation was computed. [2019-10-13 21:22:31,863 INFO L443 ceAbstractionStarter]: For program point L820(lines 820 828) no Hoare annotation was computed. [2019-10-13 21:22:31,863 INFO L443 ceAbstractionStarter]: For program point L820-2(lines 820 828) no Hoare annotation was computed. [2019-10-13 21:22:31,863 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 801 836) no Hoare annotation was computed. [2019-10-13 21:22:31,864 INFO L443 ceAbstractionStarter]: For program point L808(lines 808 816) no Hoare annotation was computed. [2019-10-13 21:22:31,864 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 801 836) no Hoare annotation was computed. [2019-10-13 21:22:31,864 INFO L443 ceAbstractionStarter]: For program point L808-2(lines 808 816) no Hoare annotation was computed. [2019-10-13 21:22:31,864 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 801 836) no Hoare annotation was computed. [2019-10-13 21:22:31,864 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 532 538) no Hoare annotation was computed. [2019-10-13 21:22:31,864 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 532 538) the Hoare annotation is: true [2019-10-13 21:22:31,864 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 152 197) no Hoare annotation was computed. [2019-10-13 21:22:31,864 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 152 197) no Hoare annotation was computed. [2019-10-13 21:22:31,865 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 152 197) no Hoare annotation was computed. [2019-10-13 21:22:31,865 INFO L443 ceAbstractionStarter]: For program point L479(lines 479 499) no Hoare annotation was computed. [2019-10-13 21:22:31,865 INFO L443 ceAbstractionStarter]: For program point L479-1(lines 479 499) no Hoare annotation was computed. [2019-10-13 21:22:31,865 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 465 510) no Hoare annotation was computed. [2019-10-13 21:22:31,865 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 465 510) no Hoare annotation was computed. [2019-10-13 21:22:31,865 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 465 510) no Hoare annotation was computed. [2019-10-13 21:22:31,865 INFO L443 ceAbstractionStarter]: For program point L485(lines 485 492) no Hoare annotation was computed. [2019-10-13 21:22:31,866 INFO L439 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,866 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,866 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2019-10-13 21:22:31,866 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2019-10-13 21:22:31,866 INFO L443 ceAbstractionStarter]: For program point L786-1(line 786) no Hoare annotation was computed. [2019-10-13 21:22:31,866 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 781 791) no Hoare annotation was computed. [2019-10-13 21:22:31,867 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 781 791) no Hoare annotation was computed. [2019-10-13 21:22:31,867 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 781 791) no Hoare annotation was computed. [2019-10-13 21:22:31,867 INFO L443 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2019-10-13 21:22:31,867 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 773 780) the Hoare annotation is: true [2019-10-13 21:22:31,867 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 773 780) no Hoare annotation was computed. [2019-10-13 21:22:31,867 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 773 780) no Hoare annotation was computed. [2019-10-13 21:22:31,868 INFO L439 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,868 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 740 764) no Hoare annotation was computed. [2019-10-13 21:22:31,868 INFO L443 ceAbstractionStarter]: For program point L759-1(lines 740 764) no Hoare annotation was computed. [2019-10-13 21:22:31,868 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 740 764) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,868 INFO L439 ceAbstractionStarter]: At program point L754(line 754) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,869 INFO L439 ceAbstractionStarter]: At program point L750(line 750) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,869 INFO L443 ceAbstractionStarter]: For program point L748(lines 748 756) no Hoare annotation was computed. [2019-10-13 21:22:31,869 INFO L439 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,869 INFO L443 ceAbstractionStarter]: For program point L746-1(line 746) no Hoare annotation was computed. [2019-10-13 21:22:31,869 INFO L443 ceAbstractionStarter]: For program point L744(lines 744 761) no Hoare annotation was computed. [2019-10-13 21:22:31,869 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 732 738) no Hoare annotation was computed. [2019-10-13 21:22:31,870 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 732 738) the Hoare annotation is: true [2019-10-13 21:22:31,870 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 857 920) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,870 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 857 920) no Hoare annotation was computed. [2019-10-13 21:22:31,870 INFO L439 ceAbstractionStarter]: At program point L913(lines 866 914) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,870 INFO L443 ceAbstractionStarter]: For program point L903(lines 903 907) no Hoare annotation was computed. [2019-10-13 21:22:31,870 INFO L439 ceAbstractionStarter]: At program point L903-2(lines 897 908) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,871 INFO L443 ceAbstractionStarter]: For program point L868(lines 867 912) no Hoare annotation was computed. [2019-10-13 21:22:31,871 INFO L443 ceAbstractionStarter]: For program point L897(lines 897 908) no Hoare annotation was computed. [2019-10-13 21:22:31,871 INFO L439 ceAbstractionStarter]: At program point L889(line 889) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,871 INFO L443 ceAbstractionStarter]: For program point L887(lines 887 893) no Hoare annotation was computed. [2019-10-13 21:22:31,871 INFO L443 ceAbstractionStarter]: For program point L887-1(lines 887 893) no Hoare annotation was computed. [2019-10-13 21:22:31,871 INFO L439 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,872 INFO L439 ceAbstractionStarter]: At program point L910(lines 867 912) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,872 INFO L443 ceAbstractionStarter]: For program point L877(lines 877 883) no Hoare annotation was computed. [2019-10-13 21:22:31,872 INFO L443 ceAbstractionStarter]: For program point L877-1(lines 877 883) no Hoare annotation was computed. [2019-10-13 21:22:31,872 INFO L443 ceAbstractionStarter]: For program point L869(lines 869 873) no Hoare annotation was computed. [2019-10-13 21:22:31,872 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 857 920) no Hoare annotation was computed. [2019-10-13 21:22:31,872 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 419 464) no Hoare annotation was computed. [2019-10-13 21:22:31,873 INFO L443 ceAbstractionStarter]: For program point L439(lines 439 446) no Hoare annotation was computed. [2019-10-13 21:22:31,873 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 419 464) no Hoare annotation was computed. [2019-10-13 21:22:31,873 INFO L443 ceAbstractionStarter]: For program point L433(lines 433 453) no Hoare annotation was computed. [2019-10-13 21:22:31,873 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 419 464) no Hoare annotation was computed. [2019-10-13 21:22:31,873 INFO L443 ceAbstractionStarter]: For program point L433-1(lines 433 453) no Hoare annotation was computed. [2019-10-13 21:22:31,873 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 690 698) no Hoare annotation was computed. [2019-10-13 21:22:31,873 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 690 698) the Hoare annotation is: true [2019-10-13 21:22:31,874 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 690 698) no Hoare annotation was computed. [2019-10-13 21:22:31,874 INFO L443 ceAbstractionStarter]: For program point L666(lines 666 674) no Hoare annotation was computed. [2019-10-13 21:22:31,874 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 658 680) no Hoare annotation was computed. [2019-10-13 21:22:31,874 INFO L443 ceAbstractionStarter]: For program point L666-2(lines 666 674) no Hoare annotation was computed. [2019-10-13 21:22:31,874 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 658 680) no Hoare annotation was computed. [2019-10-13 21:22:31,874 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 658 680) no Hoare annotation was computed. [2019-10-13 21:22:31,874 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 316 418) no Hoare annotation was computed. [2019-10-13 21:22:31,875 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 361) no Hoare annotation was computed. [2019-10-13 21:22:31,875 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 412) no Hoare annotation was computed. [2019-10-13 21:22:31,875 INFO L443 ceAbstractionStarter]: For program point L366(lines 365 385) no Hoare annotation was computed. [2019-10-13 21:22:31,875 INFO L443 ceAbstractionStarter]: For program point L397(line 397) no Hoare annotation was computed. [2019-10-13 21:22:31,875 INFO L443 ceAbstractionStarter]: For program point L397-1(line 397) no Hoare annotation was computed. [2019-10-13 21:22:31,875 INFO L443 ceAbstractionStarter]: For program point L362(lines 362 403) no Hoare annotation was computed. [2019-10-13 21:22:31,875 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 316 418) no Hoare annotation was computed. [2019-10-13 21:22:31,876 INFO L443 ceAbstractionStarter]: For program point L381(line 381) no Hoare annotation was computed. [2019-10-13 21:22:31,876 INFO L443 ceAbstractionStarter]: For program point L381-1(line 381) no Hoare annotation was computed. [2019-10-13 21:22:31,876 INFO L443 ceAbstractionStarter]: For program point L340(lines 340 344) no Hoare annotation was computed. [2019-10-13 21:22:31,876 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 415) no Hoare annotation was computed. [2019-10-13 21:22:31,876 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 316 418) no Hoare annotation was computed. [2019-10-13 21:22:31,876 INFO L443 ceAbstractionStarter]: For program point L367(lines 367 371) no Hoare annotation was computed. [2019-10-13 21:22:31,876 INFO L443 ceAbstractionStarter]: For program point L365-2(lines 365 385) no Hoare annotation was computed. [2019-10-13 21:22:31,876 INFO L443 ceAbstractionStarter]: For program point L386(lines 364 387) no Hoare annotation was computed. [2019-10-13 21:22:31,877 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 522 531) no Hoare annotation was computed. [2019-10-13 21:22:31,877 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 522 531) no Hoare annotation was computed. [2019-10-13 21:22:31,877 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 522 531) no Hoare annotation was computed. [2019-10-13 21:22:31,877 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:31,877 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:22:31,877 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:31,877 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 765 772) no Hoare annotation was computed. [2019-10-13 21:22:31,878 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 765 772) no Hoare annotation was computed. [2019-10-13 21:22:31,878 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 765 772) no Hoare annotation was computed. [2019-10-13 21:22:31,878 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 681 689) the Hoare annotation is: true [2019-10-13 21:22:31,878 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 681 689) no Hoare annotation was computed. [2019-10-13 21:22:31,878 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 681 689) no Hoare annotation was computed. [2019-10-13 21:22:31,878 INFO L443 ceAbstractionStarter]: For program point L641-1(lines 637 648) no Hoare annotation was computed. [2019-10-13 21:22:31,879 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 637 648) the Hoare annotation is: true [2019-10-13 21:22:31,879 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 637 648) no Hoare annotation was computed. [2019-10-13 21:22:31,879 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:31,879 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:22:31,879 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:31,879 INFO L439 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,879 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 705 731) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,880 INFO L439 ceAbstractionStarter]: At program point L719(lines 719 725) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,880 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 705 731) no Hoare annotation was computed. [2019-10-13 21:22:31,880 INFO L439 ceAbstractionStarter]: At program point L714(line 714) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:22:31,880 INFO L443 ceAbstractionStarter]: For program point L712(lines 708 730) no Hoare annotation was computed. [2019-10-13 21:22:31,880 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 705 731) no Hoare annotation was computed. [2019-10-13 21:22:31,880 INFO L443 ceAbstractionStarter]: For program point L710(lines 708 730) no Hoare annotation was computed. [2019-10-13 21:22:31,881 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-10-13 21:22:31,881 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-13 21:22:31,881 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-10-13 21:22:31,881 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-13 21:22:31,881 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-10-13 21:22:31,881 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-10-13 21:22:31,881 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-10-13 21:22:31,882 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-10-13 21:22:31,882 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-10-13 21:22:31,882 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-10-13 21:22:31,882 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 649 657) no Hoare annotation was computed. [2019-10-13 21:22:31,882 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 649 657) no Hoare annotation was computed. [2019-10-13 21:22:31,882 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 649 657) no Hoare annotation was computed. [2019-10-13 21:22:31,883 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 613 624) the Hoare annotation is: true [2019-10-13 21:22:31,883 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 613 624) no Hoare annotation was computed. [2019-10-13 21:22:31,883 INFO L443 ceAbstractionStarter]: For program point L617-1(lines 613 624) no Hoare annotation was computed. [2019-10-13 21:22:31,883 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-10-13 21:22:31,883 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-10-13 21:22:31,883 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:31,884 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-13 21:22:31,884 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:22:31,884 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:31,884 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 625 636) no Hoare annotation was computed. [2019-10-13 21:22:31,884 INFO L443 ceAbstractionStarter]: For program point L629-1(lines 625 636) no Hoare annotation was computed. [2019-10-13 21:22:31,884 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 625 636) the Hoare annotation is: true [2019-10-13 21:22:31,885 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 512 519) no Hoare annotation was computed. [2019-10-13 21:22:31,885 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2019-10-13 21:22:31,885 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 512 519) the Hoare annotation is: true [2019-10-13 21:22:31,885 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 512 519) no Hoare annotation was computed. [2019-10-13 21:22:31,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:22:31 BoogieIcfgContainer [2019-10-13 21:22:31,899 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:22:31,902 INFO L168 Benchmark]: Toolchain (without parser) took 4516.75 ms. Allocated memory was 144.2 MB in the beginning and 247.5 MB in the end (delta: 103.3 MB). Free memory was 101.1 MB in the beginning and 83.2 MB in the end (delta: 17.9 MB). Peak memory consumption was 121.2 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:31,925 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 21:22:31,926 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.09 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 100.9 MB in the beginning and 169.0 MB in the end (delta: -68.1 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:31,927 INFO L168 Benchmark]: Boogie Preprocessor took 103.09 ms. Allocated memory is still 201.9 MB. Free memory was 169.0 MB in the beginning and 164.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:31,928 INFO L168 Benchmark]: RCFGBuilder took 1200.10 ms. Allocated memory was 201.9 MB in the beginning and 233.3 MB in the end (delta: 31.5 MB). Free memory was 164.8 MB in the beginning and 197.2 MB in the end (delta: -32.4 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:31,929 INFO L168 Benchmark]: TraceAbstraction took 2546.81 ms. Allocated memory was 233.3 MB in the beginning and 247.5 MB in the end (delta: 14.2 MB). Free memory was 195.7 MB in the beginning and 83.2 MB in the end (delta: 112.5 MB). Peak memory consumption was 126.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:31,934 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 659.09 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 100.9 MB in the beginning and 169.0 MB in the end (delta: -68.1 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.09 ms. Allocated memory is still 201.9 MB. Free memory was 169.0 MB in the beginning and 164.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1200.10 ms. Allocated memory was 201.9 MB in the beginning and 233.3 MB in the end (delta: 31.5 MB). Free memory was 164.8 MB in the beginning and 197.2 MB in the end (delta: -32.4 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2546.81 ms. Allocated memory was 233.3 MB in the beginning and 247.5 MB in the end (delta: 14.2 MB). Free memory was 195.7 MB in the beginning and 83.2 MB in the end (delta: 112.5 MB). Peak memory consumption was 126.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 516]: 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: 867]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(systemActive == 1) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(systemActive == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 224 locations, 1 error locations. Result: SAFE, OverallTime: 2.4s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, HoareTripleCheckerStatistics: 449 SDtfs, 203 SDslu, 472 SDs, 0 SdLazy, 279 SolverSat, 65 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=157occurred 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 170 PreInvPairs, 177 NumberOfFragments, 330 HoareAnnotationTreeSize, 170 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 52 FomulaSimplificationsInter, 372 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 255 NumberOfCodeBlocks, 255 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 26654 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...