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_spec1_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:19:50,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:19:50,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:19:50,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:19:50,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:19:50,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:19:50,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:19:50,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:19:50,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:19:50,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:19:50,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:19:50,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:19:50,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:19:50,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:19:50,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:19:50,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:19:50,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:19:50,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:19:50,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:19:50,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:19:50,835 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:19:50,836 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:19:50,837 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:19:50,838 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:19:50,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:19:50,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:19:50,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:19:50,844 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:19:50,845 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:19:50,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:19:50,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:19:50,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:19:50,850 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:19:50,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:19:50,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:19:50,852 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:19:50,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:19:50,853 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:19:50,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:19:50,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:19:50,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:19:50,857 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 21:19:50,871 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:19:50,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:19:50,872 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:19:50,873 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:19:50,873 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:19:50,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:19:50,873 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:19:50,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:19:50,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:19:50,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:19:50,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:19:50,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:19:50,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:19:50,875 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:19:50,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:19:50,875 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:19:50,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:19:50,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:19:50,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:19:50,876 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:19:50,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:19:50,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:19:50,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:19:50,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:19:50,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:19:50,877 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:19:50,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:19:50,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:19:50,877 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 21:19:51,158 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:19:51,172 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:19:51,175 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:19:51,176 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:19:51,177 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:19:51,177 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c [2019-10-13 21:19:51,253 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e743678d0/ef3ff7f000a94712b618fd49f7c68e15/FLAGe43f207ca [2019-10-13 21:19:51,728 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:19:51,729 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c [2019-10-13 21:19:51,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e743678d0/ef3ff7f000a94712b618fd49f7c68e15/FLAGe43f207ca [2019-10-13 21:19:52,090 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e743678d0/ef3ff7f000a94712b618fd49f7c68e15 [2019-10-13 21:19:52,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:19:52,102 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:19:52,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:19:52,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:19:52,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:19:52,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:19:52" (1/1) ... [2019-10-13 21:19:52,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4caf3c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:52, skipping insertion in model container [2019-10-13 21:19:52,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:19:52" (1/1) ... [2019-10-13 21:19:52,118 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:19:52,182 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:19:52,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:19:52,670 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:19:52,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:19:52,803 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:19:52,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:52 WrapperNode [2019-10-13 21:19:52,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:19:52,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:19:52,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:19:52,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:19:52,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:52" (1/1) ... [2019-10-13 21:19:52,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:52" (1/1) ... [2019-10-13 21:19:52,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:52" (1/1) ... [2019-10-13 21:19:52,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:52" (1/1) ... [2019-10-13 21:19:52,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:52" (1/1) ... [2019-10-13 21:19:52,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:52" (1/1) ... [2019-10-13 21:19:52,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:52" (1/1) ... [2019-10-13 21:19:52,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:19:52,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:19:52,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:19:52,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:19:52,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:52" (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 21:19:52,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:19:52,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:19:52,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:19:52,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-13 21:19:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:19:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:19:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:19:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:19:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:19:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:19:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:19:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:19:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:19:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:19:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:19:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:19:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:19:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:19:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:19:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:19:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:19:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:19:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:19:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:19:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:19:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:19:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:19:52,961 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:19:52,961 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:19:52,961 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:19:52,961 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:19:52,961 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:19:52,961 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:19:52,961 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:19:52,962 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:19:52,962 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:19:52,962 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:19:52,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:19:52,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:19:52,962 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:19:52,962 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:19:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:19:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:19:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-13 21:19:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:19:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:19:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:19:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:19:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:19:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:19:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:19:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:19:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:19:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:19:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:19:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:19:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:19:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:19:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:19:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:19:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:19:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:19:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:19:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:19:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:19:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:19:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:19:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:19:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:19:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:19:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:19:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:19:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:19:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:19:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:19:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:19:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:19:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:19:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:19:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:19:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:19:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:19:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:19:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:19:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:19:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:19:52,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:19:52,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:19:53,987 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:19:53,987 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:19:53,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:19:53 BoogieIcfgContainer [2019-10-13 21:19:53,990 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:19:53,993 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:19:53,993 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:19:53,997 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:19:53,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:19:52" (1/3) ... [2019-10-13 21:19:53,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@148e7ee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:19:53, skipping insertion in model container [2019-10-13 21:19:53,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:52" (2/3) ... [2019-10-13 21:19:53,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@148e7ee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:19:53, skipping insertion in model container [2019-10-13 21:19:53,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:19:53" (3/3) ... [2019-10-13 21:19:54,001 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product17.cil.c [2019-10-13 21:19:54,011 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:19:54,020 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:19:54,032 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:19:54,068 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:19:54,069 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:19:54,069 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:19:54,069 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:19:54,069 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:19:54,070 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:19:54,070 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:19:54,070 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:19:54,100 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states. [2019-10-13 21:19:54,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 21:19:54,112 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:19:54,113 INFO L380 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] [2019-10-13 21:19:54,117 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:19:54,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:19:54,123 INFO L82 PathProgramCache]: Analyzing trace with hash -697118378, now seen corresponding path program 1 times [2019-10-13 21:19:54,135 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:19:54,136 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999699034] [2019-10-13 21:19:54,136 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:54,136 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:54,136 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:19:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:19:54,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:19:54,570 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999699034] [2019-10-13 21:19:54,571 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:19:54,571 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:19:54,572 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548082483] [2019-10-13 21:19:54,578 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:19:54,580 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:19:54,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:19:54,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:19:54,597 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 2 states. [2019-10-13 21:19:54,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:19:54,637 INFO L93 Difference]: Finished difference Result 208 states and 259 transitions. [2019-10-13 21:19:54,637 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:19:54,639 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 21:19:54,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:19:54,650 INFO L225 Difference]: With dead ends: 208 [2019-10-13 21:19:54,651 INFO L226 Difference]: Without dead ends: 104 [2019-10-13 21:19:54,655 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 21:19:54,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-10-13 21:19:54,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2019-10-13 21:19:54,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-10-13 21:19:54,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 121 transitions. [2019-10-13 21:19:54,722 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 121 transitions. Word has length 46 [2019-10-13 21:19:54,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:19:54,722 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 121 transitions. [2019-10-13 21:19:54,722 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:19:54,723 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions. [2019-10-13 21:19:54,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 21:19:54,726 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:19:54,726 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:19:54,727 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:19:54,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:19:54,727 INFO L82 PathProgramCache]: Analyzing trace with hash -133554589, now seen corresponding path program 1 times [2019-10-13 21:19:54,727 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:19:54,728 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472139697] [2019-10-13 21:19:54,728 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:54,728 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:54,728 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:19:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:19:54,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:19:54,858 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472139697] [2019-10-13 21:19:54,858 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:19:54,858 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:19:54,859 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176137481] [2019-10-13 21:19:54,863 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:19:54,863 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:19:54,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:19:54,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:19:54,867 INFO L87 Difference]: Start difference. First operand 104 states and 121 transitions. Second operand 3 states. [2019-10-13 21:19:54,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:19:54,900 INFO L93 Difference]: Finished difference Result 157 states and 181 transitions. [2019-10-13 21:19:54,900 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:19:54,901 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 21:19:54,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:19:54,903 INFO L225 Difference]: With dead ends: 157 [2019-10-13 21:19:54,903 INFO L226 Difference]: Without dead ends: 95 [2019-10-13 21:19:54,904 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 21:19:54,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-10-13 21:19:54,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2019-10-13 21:19:54,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-13 21:19:54,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2019-10-13 21:19:54,924 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 47 [2019-10-13 21:19:54,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:19:54,932 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2019-10-13 21:19:54,932 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:19:54,932 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2019-10-13 21:19:54,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:19:54,934 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:19:54,934 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:19:54,934 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:19:54,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:19:54,935 INFO L82 PathProgramCache]: Analyzing trace with hash 70814948, now seen corresponding path program 1 times [2019-10-13 21:19:54,935 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:19:54,935 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711829917] [2019-10-13 21:19:54,936 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:54,936 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:54,936 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:19:54,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:19:55,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:19:55,089 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711829917] [2019-10-13 21:19:55,090 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:19:55,090 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:19:55,090 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511369195] [2019-10-13 21:19:55,091 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:19:55,091 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:19:55,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:19:55,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:19:55,092 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 3 states. [2019-10-13 21:19:55,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:19:55,134 INFO L93 Difference]: Finished difference Result 166 states and 195 transitions. [2019-10-13 21:19:55,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:19:55,136 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2019-10-13 21:19:55,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:19:55,139 INFO L225 Difference]: With dead ends: 166 [2019-10-13 21:19:55,139 INFO L226 Difference]: Without dead ends: 95 [2019-10-13 21:19:55,141 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 21:19:55,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-10-13 21:19:55,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2019-10-13 21:19:55,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-13 21:19:55,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2019-10-13 21:19:55,161 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 51 [2019-10-13 21:19:55,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:19:55,162 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2019-10-13 21:19:55,162 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:19:55,162 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2019-10-13 21:19:55,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-13 21:19:55,171 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:19:55,171 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:19:55,171 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:19:55,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:19:55,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1870012479, now seen corresponding path program 1 times [2019-10-13 21:19:55,172 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:19:55,172 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840527887] [2019-10-13 21:19:55,173 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:55,173 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:55,173 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:19:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:19:55,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:19:55,317 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840527887] [2019-10-13 21:19:55,317 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:19:55,317 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:19:55,318 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621084771] [2019-10-13 21:19:55,318 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:19:55,319 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:19:55,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:19:55,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:19:55,320 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 6 states. [2019-10-13 21:19:55,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:19:55,544 INFO L93 Difference]: Finished difference Result 230 states and 273 transitions. [2019-10-13 21:19:55,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:19:55,545 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2019-10-13 21:19:55,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:19:55,550 INFO L225 Difference]: With dead ends: 230 [2019-10-13 21:19:55,551 INFO L226 Difference]: Without dead ends: 159 [2019-10-13 21:19:55,552 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:19:55,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2019-10-13 21:19:55,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 157. [2019-10-13 21:19:55,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2019-10-13 21:19:55,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 182 transitions. [2019-10-13 21:19:55,591 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 182 transitions. Word has length 59 [2019-10-13 21:19:55,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:19:55,592 INFO L462 AbstractCegarLoop]: Abstraction has 157 states and 182 transitions. [2019-10-13 21:19:55,592 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:19:55,592 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 182 transitions. [2019-10-13 21:19:55,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-13 21:19:55,594 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:19:55,594 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:19:55,595 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:19:55,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:19:55,595 INFO L82 PathProgramCache]: Analyzing trace with hash 654505667, now seen corresponding path program 1 times [2019-10-13 21:19:55,596 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:19:55,596 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966010812] [2019-10-13 21:19:55,596 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:55,596 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:55,597 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:19:55,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:19:55,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:19:55,721 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966010812] [2019-10-13 21:19:55,721 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:19:55,721 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:19:55,721 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793738600] [2019-10-13 21:19:55,722 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:19:55,722 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:19:55,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:19:55,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:19:55,723 INFO L87 Difference]: Start difference. First operand 157 states and 182 transitions. Second operand 7 states. [2019-10-13 21:19:56,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:19:56,025 INFO L93 Difference]: Finished difference Result 245 states and 292 transitions. [2019-10-13 21:19:56,025 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:19:56,025 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 63 [2019-10-13 21:19:56,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:19:56,026 INFO L225 Difference]: With dead ends: 245 [2019-10-13 21:19:56,026 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:19:56,028 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 21:19:56,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:19:56,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:19:56,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:19:56,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:19:56,029 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2019-10-13 21:19:56,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:19:56,030 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:19:56,030 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:19:56,030 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:19:56,030 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:19:56,035 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:19:56,780 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 156) no Hoare annotation was computed. [2019-10-13 21:19:56,780 INFO L443 ceAbstractionStarter]: For program point L152-1(lines 152 156) no Hoare annotation was computed. [2019-10-13 21:19:56,781 INFO L443 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-10-13 21:19:56,781 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 121 176) no Hoare annotation was computed. [2019-10-13 21:19:56,781 INFO L443 ceAbstractionStarter]: For program point L146-2(lines 146 167) no Hoare annotation was computed. [2019-10-13 21:19:56,781 INFO L443 ceAbstractionStarter]: For program point L168(lines 145 169) no Hoare annotation was computed. [2019-10-13 21:19:56,781 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 121 176) no Hoare annotation was computed. [2019-10-13 21:19:56,781 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 121 176) no Hoare annotation was computed. [2019-10-13 21:19:56,781 INFO L443 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2019-10-13 21:19:56,782 INFO L443 ceAbstractionStarter]: For program point L222-1(line 222) no Hoare annotation was computed. [2019-10-13 21:19:56,782 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 177 236) no Hoare annotation was computed. [2019-10-13 21:19:56,782 INFO L443 ceAbstractionStarter]: For program point L209(lines 209 213) no Hoare annotation was computed. [2019-10-13 21:19:56,782 INFO L443 ceAbstractionStarter]: For program point L209-1(lines 209 213) no Hoare annotation was computed. [2019-10-13 21:19:56,782 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 177 236) no Hoare annotation was computed. [2019-10-13 21:19:56,782 INFO L443 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-10-13 21:19:56,782 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 177 236) no Hoare annotation was computed. [2019-10-13 21:19:56,782 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 228) no Hoare annotation was computed. [2019-10-13 21:19:56,783 INFO L443 ceAbstractionStarter]: For program point L229(lines 202 230) no Hoare annotation was computed. [2019-10-13 21:19:56,783 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 878 884) the Hoare annotation is: true [2019-10-13 21:19:56,783 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 878 884) no Hoare annotation was computed. [2019-10-13 21:19:56,783 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 885 893) no Hoare annotation was computed. [2019-10-13 21:19:56,783 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 885 893) the Hoare annotation is: true [2019-10-13 21:19:56,784 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 885 893) no Hoare annotation was computed. [2019-10-13 21:19:56,784 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 515 537) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,785 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 515 537) no Hoare annotation was computed. [2019-10-13 21:19:56,786 INFO L439 ceAbstractionStarter]: At program point L527(line 527) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,787 INFO L439 ceAbstractionStarter]: At program point L527-1(line 527) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,787 INFO L443 ceAbstractionStarter]: For program point L525(lines 525 532) no Hoare annotation was computed. [2019-10-13 21:19:56,787 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 515 537) no Hoare annotation was computed. [2019-10-13 21:19:56,787 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 525 532) no Hoare annotation was computed. [2019-10-13 21:19:56,787 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-10-13 21:19:56,789 INFO L439 ceAbstractionStarter]: At program point L522(line 522) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,789 INFO L439 ceAbstractionStarter]: At program point L521(line 521) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,789 INFO L439 ceAbstractionStarter]: At program point L521-1(line 521) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,789 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-10-13 21:19:56,789 INFO L443 ceAbstractionStarter]: For program point L480(line 480) no Hoare annotation was computed. [2019-10-13 21:19:56,789 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 470 493) no Hoare annotation was computed. [2019-10-13 21:19:56,790 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-10-13 21:19:56,790 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-13 21:19:56,790 INFO L443 ceAbstractionStarter]: For program point L477(line 477) no Hoare annotation was computed. [2019-10-13 21:19:56,790 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 470 493) no Hoare annotation was computed. [2019-10-13 21:19:56,790 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-10-13 21:19:56,790 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 470 493) no Hoare annotation was computed. [2019-10-13 21:19:56,790 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-10-13 21:19:56,791 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-10-13 21:19:56,791 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-10-13 21:19:56,791 INFO L443 ceAbstractionStarter]: For program point L486(line 486) no Hoare annotation was computed. [2019-10-13 21:19:56,791 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-13 21:19:56,791 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-13 21:19:56,791 INFO L443 ceAbstractionStarter]: For program point L483(line 483) no Hoare annotation was computed. [2019-10-13 21:19:56,791 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-10-13 21:19:56,791 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 640 648) no Hoare annotation was computed. [2019-10-13 21:19:56,791 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 640 648) the Hoare annotation is: true [2019-10-13 21:19:56,792 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 640 648) no Hoare annotation was computed. [2019-10-13 21:19:56,792 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 685 703) the Hoare annotation is: true [2019-10-13 21:19:56,792 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 698) no Hoare annotation was computed. [2019-10-13 21:19:56,792 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 685 703) no Hoare annotation was computed. [2019-10-13 21:19:56,792 INFO L446 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: true [2019-10-13 21:19:56,792 INFO L443 ceAbstractionStarter]: For program point L694-2(lines 694 698) no Hoare annotation was computed. [2019-10-13 21:19:56,792 INFO L443 ceAbstractionStarter]: For program point L692-1(line 692) no Hoare annotation was computed. [2019-10-13 21:19:56,793 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 685 703) no Hoare annotation was computed. [2019-10-13 21:19:56,793 INFO L443 ceAbstractionStarter]: For program point L668(lines 668 676) no Hoare annotation was computed. [2019-10-13 21:19:56,793 INFO L443 ceAbstractionStarter]: For program point L668-2(lines 668 676) no Hoare annotation was computed. [2019-10-13 21:19:56,793 INFO L443 ceAbstractionStarter]: For program point L656(lines 656 664) no Hoare annotation was computed. [2019-10-13 21:19:56,793 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 649 684) no Hoare annotation was computed. [2019-10-13 21:19:56,793 INFO L443 ceAbstractionStarter]: For program point L656-2(lines 656 664) no Hoare annotation was computed. [2019-10-13 21:19:56,793 INFO L443 ceAbstractionStarter]: For program point L679(line 679) no Hoare annotation was computed. [2019-10-13 21:19:56,793 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 649 684) no Hoare annotation was computed. [2019-10-13 21:19:56,794 INFO L443 ceAbstractionStarter]: For program point L679-1(line 679) no Hoare annotation was computed. [2019-10-13 21:19:56,794 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 649 684) no Hoare annotation was computed. [2019-10-13 21:19:56,794 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 871 877) no Hoare annotation was computed. [2019-10-13 21:19:56,794 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 871 877) the Hoare annotation is: true [2019-10-13 21:19:56,794 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 75 120) no Hoare annotation was computed. [2019-10-13 21:19:56,794 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 75 120) no Hoare annotation was computed. [2019-10-13 21:19:56,794 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 75 120) no Hoare annotation was computed. [2019-10-13 21:19:56,794 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 388 433) no Hoare annotation was computed. [2019-10-13 21:19:56,795 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 415) no Hoare annotation was computed. [2019-10-13 21:19:56,795 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 422) no Hoare annotation was computed. [2019-10-13 21:19:56,795 INFO L443 ceAbstractionStarter]: For program point L402-1(lines 402 422) no Hoare annotation was computed. [2019-10-13 21:19:56,795 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 388 433) no Hoare annotation was computed. [2019-10-13 21:19:56,795 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 388 433) no Hoare annotation was computed. [2019-10-13 21:19:56,795 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 502 511) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,795 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 502 511) no Hoare annotation was computed. [2019-10-13 21:19:56,798 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 502 511) no Hoare annotation was computed. [2019-10-13 21:19:56,798 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 629 639) no Hoare annotation was computed. [2019-10-13 21:19:56,798 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 629 639) no Hoare annotation was computed. [2019-10-13 21:19:56,798 INFO L443 ceAbstractionStarter]: For program point L634(line 634) no Hoare annotation was computed. [2019-10-13 21:19:56,798 INFO L443 ceAbstractionStarter]: For program point L634-1(line 634) no Hoare annotation was computed. [2019-10-13 21:19:56,798 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 629 639) no Hoare annotation was computed. [2019-10-13 21:19:56,799 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 621 628) the Hoare annotation is: true [2019-10-13 21:19:56,806 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 621 628) no Hoare annotation was computed. [2019-10-13 21:19:56,806 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 621 628) no Hoare annotation was computed. [2019-10-13 21:19:56,807 INFO L439 ceAbstractionStarter]: At program point L607(line 607) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,807 INFO L443 ceAbstractionStarter]: For program point L607-1(lines 588 612) no Hoare annotation was computed. [2019-10-13 21:19:56,807 INFO L439 ceAbstractionStarter]: At program point L602(line 602) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,809 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 588 612) no Hoare annotation was computed. [2019-10-13 21:19:56,809 INFO L439 ceAbstractionStarter]: At program point L598(line 598) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,809 INFO L443 ceAbstractionStarter]: For program point L596(lines 596 604) no Hoare annotation was computed. [2019-10-13 21:19:56,809 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 588 612) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,809 INFO L439 ceAbstractionStarter]: At program point L594(line 594) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,809 INFO L443 ceAbstractionStarter]: For program point L594-1(line 594) no Hoare annotation was computed. [2019-10-13 21:19:56,810 INFO L443 ceAbstractionStarter]: For program point L592(lines 592 609) no Hoare annotation was computed. [2019-10-13 21:19:56,810 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 580 586) no Hoare annotation was computed. [2019-10-13 21:19:56,810 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 580 586) the Hoare annotation is: true [2019-10-13 21:19:56,810 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 795 858) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,810 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 795 858) no Hoare annotation was computed. [2019-10-13 21:19:56,810 INFO L439 ceAbstractionStarter]: At program point L851(lines 804 852) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,810 INFO L443 ceAbstractionStarter]: For program point L841(lines 841 845) no Hoare annotation was computed. [2019-10-13 21:19:56,811 INFO L439 ceAbstractionStarter]: At program point L841-2(lines 835 846) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,811 INFO L443 ceAbstractionStarter]: For program point L806(lines 805 850) no Hoare annotation was computed. [2019-10-13 21:19:56,811 INFO L443 ceAbstractionStarter]: For program point L835(lines 835 846) no Hoare annotation was computed. [2019-10-13 21:19:56,811 INFO L439 ceAbstractionStarter]: At program point L827(line 827) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,811 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 831) no Hoare annotation was computed. [2019-10-13 21:19:56,811 INFO L443 ceAbstractionStarter]: For program point L825-1(lines 825 831) no Hoare annotation was computed. [2019-10-13 21:19:56,811 INFO L439 ceAbstractionStarter]: At program point L817(line 817) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,811 INFO L439 ceAbstractionStarter]: At program point L848(lines 805 850) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,814 INFO L443 ceAbstractionStarter]: For program point L815(lines 815 821) no Hoare annotation was computed. [2019-10-13 21:19:56,814 INFO L443 ceAbstractionStarter]: For program point L815-1(lines 815 821) no Hoare annotation was computed. [2019-10-13 21:19:56,814 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 811) no Hoare annotation was computed. [2019-10-13 21:19:56,814 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 795 858) no Hoare annotation was computed. [2019-10-13 21:19:56,814 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 342 387) no Hoare annotation was computed. [2019-10-13 21:19:56,814 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 342 387) no Hoare annotation was computed. [2019-10-13 21:19:56,814 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 342 387) no Hoare annotation was computed. [2019-10-13 21:19:56,814 INFO L443 ceAbstractionStarter]: For program point L362(lines 362 369) no Hoare annotation was computed. [2019-10-13 21:19:56,814 INFO L443 ceAbstractionStarter]: For program point L356(lines 356 376) no Hoare annotation was computed. [2019-10-13 21:19:56,815 INFO L443 ceAbstractionStarter]: For program point L356-1(lines 356 376) no Hoare annotation was computed. [2019-10-13 21:19:56,815 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 785 793) no Hoare annotation was computed. [2019-10-13 21:19:56,815 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 785 793) the Hoare annotation is: true [2019-10-13 21:19:56,815 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 785 793) no Hoare annotation was computed. [2019-10-13 21:19:56,815 INFO L443 ceAbstractionStarter]: For program point L761(lines 761 769) no Hoare annotation was computed. [2019-10-13 21:19:56,815 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 753 775) no Hoare annotation was computed. [2019-10-13 21:19:56,815 INFO L443 ceAbstractionStarter]: For program point L761-2(lines 761 769) no Hoare annotation was computed. [2019-10-13 21:19:56,815 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 753 775) no Hoare annotation was computed. [2019-10-13 21:19:56,816 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 753 775) no Hoare annotation was computed. [2019-10-13 21:19:56,816 INFO L443 ceAbstractionStarter]: For program point L289(lines 288 308) no Hoare annotation was computed. [2019-10-13 21:19:56,816 INFO L443 ceAbstractionStarter]: For program point L320(line 320) no Hoare annotation was computed. [2019-10-13 21:19:56,816 INFO L443 ceAbstractionStarter]: For program point L320-1(line 320) no Hoare annotation was computed. [2019-10-13 21:19:56,816 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 239 341) no Hoare annotation was computed. [2019-10-13 21:19:56,816 INFO L443 ceAbstractionStarter]: For program point L285(lines 285 326) no Hoare annotation was computed. [2019-10-13 21:19:56,816 INFO L443 ceAbstractionStarter]: For program point L304(line 304) no Hoare annotation was computed. [2019-10-13 21:19:56,816 INFO L443 ceAbstractionStarter]: For program point L304-1(line 304) no Hoare annotation was computed. [2019-10-13 21:19:56,817 INFO L443 ceAbstractionStarter]: For program point L263(lines 263 267) no Hoare annotation was computed. [2019-10-13 21:19:56,817 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 338) no Hoare annotation was computed. [2019-10-13 21:19:56,817 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 239 341) no Hoare annotation was computed. [2019-10-13 21:19:56,817 INFO L443 ceAbstractionStarter]: For program point L290(lines 290 294) no Hoare annotation was computed. [2019-10-13 21:19:56,817 INFO L443 ceAbstractionStarter]: For program point L288-2(lines 288 308) no Hoare annotation was computed. [2019-10-13 21:19:56,817 INFO L443 ceAbstractionStarter]: For program point L309(lines 287 310) no Hoare annotation was computed. [2019-10-13 21:19:56,817 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 239 341) no Hoare annotation was computed. [2019-10-13 21:19:56,817 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 284) no Hoare annotation was computed. [2019-10-13 21:19:56,817 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 335) no Hoare annotation was computed. [2019-10-13 21:19:56,818 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 861 870) no Hoare annotation was computed. [2019-10-13 21:19:56,818 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 861 870) no Hoare annotation was computed. [2019-10-13 21:19:56,818 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 861 870) no Hoare annotation was computed. [2019-10-13 21:19:56,818 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:19:56,818 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:19:56,818 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:19:56,818 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 613 620) no Hoare annotation was computed. [2019-10-13 21:19:56,818 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 613 620) no Hoare annotation was computed. [2019-10-13 21:19:56,819 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 613 620) no Hoare annotation was computed. [2019-10-13 21:19:56,819 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 776 784) no Hoare annotation was computed. [2019-10-13 21:19:56,819 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 776 784) no Hoare annotation was computed. [2019-10-13 21:19:56,819 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 776 784) no Hoare annotation was computed. [2019-10-13 21:19:56,819 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:19:56,819 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:19:56,819 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:19:56,819 INFO L443 ceAbstractionStarter]: For program point L736-1(lines 732 743) no Hoare annotation was computed. [2019-10-13 21:19:56,820 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 732 743) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,820 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 732 743) no Hoare annotation was computed. [2019-10-13 21:19:56,820 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 744 752) the Hoare annotation is: true [2019-10-13 21:19:56,820 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 744 752) no Hoare annotation was computed. [2019-10-13 21:19:56,820 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 744 752) no Hoare annotation was computed. [2019-10-13 21:19:56,820 INFO L439 ceAbstractionStarter]: At program point L569(line 569) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,820 INFO L439 ceAbstractionStarter]: At program point L567(lines 567 573) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,821 INFO L439 ceAbstractionStarter]: At program point L562(line 562) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,821 INFO L443 ceAbstractionStarter]: For program point L560(lines 559 578) no Hoare annotation was computed. [2019-10-13 21:19:56,821 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 556 579) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,821 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 556 579) no Hoare annotation was computed. [2019-10-13 21:19:56,821 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 556 579) no Hoare annotation was computed. [2019-10-13 21:19:56,821 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-13 21:19:56,822 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 437 466) no Hoare annotation was computed. [2019-10-13 21:19:56,822 INFO L446 ceAbstractionStarter]: At program point L447-2(lines 447 461) the Hoare annotation is: true [2019-10-13 21:19:56,822 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 437 466) the Hoare annotation is: true [2019-10-13 21:19:56,822 INFO L446 ceAbstractionStarter]: At program point L443(line 443) the Hoare annotation is: true [2019-10-13 21:19:56,822 INFO L443 ceAbstractionStarter]: For program point L443-1(line 443) no Hoare annotation was computed. [2019-10-13 21:19:56,823 INFO L446 ceAbstractionStarter]: At program point L462(lines 437 466) the Hoare annotation is: true [2019-10-13 21:19:56,823 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-13 21:19:56,823 INFO L443 ceAbstractionStarter]: For program point L451(lines 451 455) no Hoare annotation was computed. [2019-10-13 21:19:56,823 INFO L446 ceAbstractionStarter]: At program point L451-1(lines 451 455) the Hoare annotation is: true [2019-10-13 21:19:56,823 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 708 719) the Hoare annotation is: true [2019-10-13 21:19:56,823 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 708 719) no Hoare annotation was computed. [2019-10-13 21:19:56,823 INFO L443 ceAbstractionStarter]: For program point L712-1(lines 708 719) no Hoare annotation was computed. [2019-10-13 21:19:56,823 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 494 500) no Hoare annotation was computed. [2019-10-13 21:19:56,824 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 494 500) the Hoare annotation is: true [2019-10-13 21:19:56,824 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:19:56,824 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-13 21:19:56,824 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:19:56,824 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:19:56,824 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 720 731) no Hoare annotation was computed. [2019-10-13 21:19:56,824 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 720 731) the Hoare annotation is: true [2019-10-13 21:19:56,825 INFO L443 ceAbstractionStarter]: For program point L724-1(lines 720 731) no Hoare annotation was computed. [2019-10-13 21:19:56,825 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 539 546) no Hoare annotation was computed. [2019-10-13 21:19:56,825 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 539 546) the Hoare annotation is: true [2019-10-13 21:19:56,825 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2019-10-13 21:19:56,825 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 539 546) no Hoare annotation was computed. [2019-10-13 21:19:56,825 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2019-10-13 21:19:56,825 INFO L439 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,826 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2019-10-13 21:19:56,826 INFO L443 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-10-13 21:19:56,827 INFO L439 ceAbstractionStarter]: At program point L53(line 53) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:19:56,827 INFO L443 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2019-10-13 21:19:56,830 INFO L443 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2019-10-13 21:19:56,830 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2019-10-13 21:19:56,831 INFO L446 ceAbstractionStarter]: At program point L49(line 49) the Hoare annotation is: true [2019-10-13 21:19:56,831 INFO L443 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2019-10-13 21:19:56,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:19:56 BoogieIcfgContainer [2019-10-13 21:19:56,857 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:19:56,863 INFO L168 Benchmark]: Toolchain (without parser) took 4757.60 ms. Allocated memory was 139.5 MB in the beginning and 246.4 MB in the end (delta: 107.0 MB). Free memory was 102.2 MB in the beginning and 168.7 MB in the end (delta: -66.5 MB). Peak memory consumption was 119.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:19:56,868 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 121.5 MB in the beginning and 121.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 21:19:56,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.88 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 102.0 MB in the beginning and 171.9 MB in the end (delta: -69.9 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-10-13 21:19:56,874 INFO L168 Benchmark]: Boogie Preprocessor took 94.60 ms. Allocated memory is still 203.9 MB. Free memory was 171.9 MB in the beginning and 167.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:19:56,876 INFO L168 Benchmark]: RCFGBuilder took 1091.57 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 167.3 MB in the beginning and 198.7 MB in the end (delta: -31.4 MB). Peak memory consumption was 81.3 MB. Max. memory is 7.1 GB. [2019-10-13 21:19:56,877 INFO L168 Benchmark]: TraceAbstraction took 2864.41 ms. Allocated memory was 235.9 MB in the beginning and 246.4 MB in the end (delta: 10.5 MB). Free memory was 198.7 MB in the beginning and 168.7 MB in the end (delta: 30.0 MB). Peak memory consumption was 119.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:19:56,888 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 121.5 MB in the beginning and 121.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 700.88 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 102.0 MB in the beginning and 171.9 MB in the end (delta: -69.9 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.60 ms. Allocated memory is still 203.9 MB. Free memory was 171.9 MB in the beginning and 167.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1091.57 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 167.3 MB in the beginning and 198.7 MB in the end (delta: -31.4 MB). Peak memory consumption was 81.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2864.41 ms. Allocated memory was 235.9 MB in the beginning and 246.4 MB in the end (delta: 10.5 MB). Free memory was 198.7 MB in the beginning and 168.7 MB in the end (delta: 30.0 MB). Peak memory consumption was 119.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 543]: 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: 804]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 214 locations, 1 error locations. Result: SAFE, OverallTime: 2.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 526 SDtfs, 234 SDslu, 587 SDs, 0 SdLazy, 209 SolverSat, 49 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=157occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 223 PreInvPairs, 236 NumberOfFragments, 422 HoareAnnotationTreeSize, 223 FomulaSimplifications, 68 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 49 FomulaSimplificationsInter, 705 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 266 NumberOfCodeBlocks, 266 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 261 ConstructedInterpolants, 0 QuantifiedInterpolants, 25229 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...