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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 03:19:50,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 03:19:50,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 03:19:50,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 03:19:50,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 03:19:50,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 03:19:50,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 03:19:50,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 03:19:50,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 03:19:50,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 03:19:50,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 03:19:50,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 03:19:50,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 03:19:50,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 03:19:50,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 03:19:50,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 03:19:50,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 03:19:50,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 03:19:50,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 03:19:50,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 03:19:50,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 03:19:50,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 03:19:50,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 03:19:50,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 03:19:50,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 03:19:50,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 03:19:50,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 03:19:50,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 03:19:50,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 03:19:50,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 03:19:50,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 03:19:50,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 03:19:50,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 03:19:50,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 03:19:50,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 03:19:50,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 03:19:50,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 03:19:50,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 03:19:50,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 03:19:50,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 03:19:50,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 03:19:50,848 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 [2019-10-15 03:19:50,863 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 03:19:50,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 03:19:50,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 03:19:50,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 03:19:50,865 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 03:19:50,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 03:19:50,865 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 03:19:50,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 03:19:50,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 03:19:50,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 03:19:50,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 03:19:50,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 03:19:50,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 03:19:50,867 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 03:19:50,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 03:19:50,867 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 03:19:50,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 03:19:50,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 03:19:50,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 03:19:50,868 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 03:19:50,868 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 03:19:50,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 03:19:50,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 03:19:50,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 03:19:50,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 03:19:50,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 03:19:50,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 03:19:50,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 03:19:50,870 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 03:19:51,186 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 03:19:51,210 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 03:19:51,213 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 03:19:51,214 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 03:19:51,214 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 03:19:51,215 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2019-10-15 03:19:51,279 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73bd80693/47c9bc2885b54927bdf438be05dec2c3/FLAGf45df36f1 [2019-10-15 03:19:51,771 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 03:19:51,771 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2019-10-15 03:19:51,801 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73bd80693/47c9bc2885b54927bdf438be05dec2c3/FLAGf45df36f1 [2019-10-15 03:19:52,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73bd80693/47c9bc2885b54927bdf438be05dec2c3 [2019-10-15 03:19:52,070 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 03:19:52,071 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 03:19:52,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 03:19:52,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 03:19:52,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 03:19:52,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:19:52" (1/1) ... [2019-10-15 03:19:52,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@744cbd26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:52, skipping insertion in model container [2019-10-15 03:19:52,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:19:52" (1/1) ... [2019-10-15 03:19:52,089 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 03:19:52,145 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 03:19:52,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:19:52,574 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 03:19:52,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:19:52,738 INFO L192 MainTranslator]: Completed translation [2019-10-15 03:19:52,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:52 WrapperNode [2019-10-15 03:19:52,738 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 03:19:52,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 03:19:52,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 03:19:52,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 03:19:52,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:52" (1/1) ... [2019-10-15 03:19:52,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:52" (1/1) ... [2019-10-15 03:19:52,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:52" (1/1) ... [2019-10-15 03:19:52,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:52" (1/1) ... [2019-10-15 03:19:52,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:52" (1/1) ... [2019-10-15 03:19:52,815 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:52" (1/1) ... [2019-10-15 03:19:52,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:52" (1/1) ... [2019-10-15 03:19:52,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 03:19:52,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 03:19:52,830 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 03:19:52,830 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 03:19:52,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:52" (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 [2019-10-15 03:19:52,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 03:19:52,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 03:19:52,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 03:19:52,913 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 03:19:52,914 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 03:19:52,915 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 03:19:52,915 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 03:19:52,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 03:19:52,916 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 03:19:52,916 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 03:19:52,917 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 03:19:52,917 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 03:19:52,918 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 03:19:52,918 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 03:19:52,918 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 03:19:52,918 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 03:19:52,920 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 03:19:52,921 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 03:19:52,921 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 03:19:52,921 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 03:19:52,921 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 03:19:52,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 03:19:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 03:19:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 03:19:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 03:19:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 03:19:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 03:19:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 03:19:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 03:19:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 03:19:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 03:19:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 03:19:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 03:19:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 03:19:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 03:19:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 03:19:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 03:19:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 03:19:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 03:19:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 03:19:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 03:19:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 03:19:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 03:19:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 03:19:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 03:19:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 03:19:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 03:19:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 03:19:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 03:19:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 03:19:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 03:19:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 03:19:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 03:19:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 03:19:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 03:19:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 03:19:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 03:19:52,928 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 03:19:52,928 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 03:19:52,928 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 03:19:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 03:19:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 03:19:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 03:19:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 03:19:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 03:19:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 03:19:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 03:19:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 03:19:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 03:19:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 03:19:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 03:19:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 03:19:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 03:19:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 03:19:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 03:19:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 03:19:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 03:19:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 03:19:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 03:19:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 03:19:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 03:19:52,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 03:19:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 03:19:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 03:19:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 03:19:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 03:19:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 03:19:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 03:19:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 03:19:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 03:19:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 03:19:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 03:19:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 03:19:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 03:19:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 03:19:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 03:19:54,536 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 03:19:54,536 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 03:19:54,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:19:54 BoogieIcfgContainer [2019-10-15 03:19:54,538 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 03:19:54,539 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 03:19:54,540 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 03:19:54,543 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 03:19:54,544 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 03:19:52" (1/3) ... [2019-10-15 03:19:54,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b993c1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:19:54, skipping insertion in model container [2019-10-15 03:19:54,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:52" (2/3) ... [2019-10-15 03:19:54,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b993c1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:19:54, skipping insertion in model container [2019-10-15 03:19:54,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:19:54" (3/3) ... [2019-10-15 03:19:54,548 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product28.cil.c [2019-10-15 03:19:54,560 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 03:19:54,573 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 03:19:54,586 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 03:19:54,636 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 03:19:54,637 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 03:19:54,637 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 03:19:54,637 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 03:19:54,637 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 03:19:54,638 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 03:19:54,638 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 03:19:54,638 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 03:19:54,668 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states. [2019-10-15 03:19:54,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-15 03:19:54,678 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:19:54,679 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] [2019-10-15 03:19:54,682 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:19:54,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:19:54,689 INFO L82 PathProgramCache]: Analyzing trace with hash 518009322, now seen corresponding path program 1 times [2019-10-15 03:19:54,699 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:19:54,700 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044977013] [2019-10-15 03:19:54,700 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:54,700 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:54,700 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:19:54,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:19:55,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:19:55,111 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044977013] [2019-10-15 03:19:55,112 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:19:55,113 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 03:19:55,113 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235375330] [2019-10-15 03:19:55,120 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 03:19:55,121 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:19:55,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 03:19:55,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 03:19:55,135 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 2 states. [2019-10-15 03:19:55,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:19:55,171 INFO L93 Difference]: Finished difference Result 200 states and 245 transitions. [2019-10-15 03:19:55,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 03:19:55,173 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-15 03:19:55,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:19:55,187 INFO L225 Difference]: With dead ends: 200 [2019-10-15 03:19:55,187 INFO L226 Difference]: Without dead ends: 102 [2019-10-15 03:19:55,191 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 [2019-10-15 03:19:55,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2019-10-15 03:19:55,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2019-10-15 03:19:55,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2019-10-15 03:19:55,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2019-10-15 03:19:55,252 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 46 [2019-10-15 03:19:55,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:19:55,253 INFO L462 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2019-10-15 03:19:55,253 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 03:19:55,254 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2019-10-15 03:19:55,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-15 03:19:55,258 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:19:55,258 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] [2019-10-15 03:19:55,258 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:19:55,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:19:55,259 INFO L82 PathProgramCache]: Analyzing trace with hash 1908495949, now seen corresponding path program 1 times [2019-10-15 03:19:55,259 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:19:55,260 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414040341] [2019-10-15 03:19:55,260 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:55,260 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:55,260 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:19:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:19:55,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:19:55,394 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414040341] [2019-10-15 03:19:55,394 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:19:55,395 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 03:19:55,395 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909077952] [2019-10-15 03:19:55,398 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 03:19:55,398 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:19:55,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 03:19:55,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 03:19:55,399 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 3 states. [2019-10-15 03:19:55,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:19:55,438 INFO L93 Difference]: Finished difference Result 148 states and 170 transitions. [2019-10-15 03:19:55,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 03:19:55,440 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-15 03:19:55,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:19:55,444 INFO L225 Difference]: With dead ends: 148 [2019-10-15 03:19:55,444 INFO L226 Difference]: Without dead ends: 94 [2019-10-15 03:19:55,445 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 [2019-10-15 03:19:55,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2019-10-15 03:19:55,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2019-10-15 03:19:55,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2019-10-15 03:19:55,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 107 transitions. [2019-10-15 03:19:55,471 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 107 transitions. Word has length 47 [2019-10-15 03:19:55,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:19:55,472 INFO L462 AbstractCegarLoop]: Abstraction has 94 states and 107 transitions. [2019-10-15 03:19:55,472 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 03:19:55,472 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions. [2019-10-15 03:19:55,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-15 03:19:55,479 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:19:55,479 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] [2019-10-15 03:19:55,480 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:19:55,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:19:55,482 INFO L82 PathProgramCache]: Analyzing trace with hash 1667914339, now seen corresponding path program 1 times [2019-10-15 03:19:55,482 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:19:55,483 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072176883] [2019-10-15 03:19:55,483 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:55,483 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:55,483 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:19:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:19:55,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:19:55,752 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072176883] [2019-10-15 03:19:55,753 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:19:55,753 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 03:19:55,753 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728722842] [2019-10-15 03:19:55,754 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 03:19:55,754 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:19:55,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 03:19:55,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 03:19:55,755 INFO L87 Difference]: Start difference. First operand 94 states and 107 transitions. Second operand 7 states. [2019-10-15 03:19:56,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:19:56,190 INFO L93 Difference]: Finished difference Result 278 states and 333 transitions. [2019-10-15 03:19:56,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 03:19:56,191 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-15 03:19:56,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:19:56,195 INFO L225 Difference]: With dead ends: 278 [2019-10-15 03:19:56,195 INFO L226 Difference]: Without dead ends: 209 [2019-10-15 03:19:56,198 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 03:19:56,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2019-10-15 03:19:56,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 197. [2019-10-15 03:19:56,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2019-10-15 03:19:56,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 235 transitions. [2019-10-15 03:19:56,261 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 235 transitions. Word has length 51 [2019-10-15 03:19:56,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:19:56,261 INFO L462 AbstractCegarLoop]: Abstraction has 197 states and 235 transitions. [2019-10-15 03:19:56,261 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 03:19:56,262 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 235 transitions. [2019-10-15 03:19:56,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-15 03:19:56,265 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:19:56,265 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] [2019-10-15 03:19:56,265 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:19:56,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:19:56,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1696851490, now seen corresponding path program 1 times [2019-10-15 03:19:56,266 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:19:56,266 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962190106] [2019-10-15 03:19:56,266 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:56,267 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:56,267 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:19:56,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:19:56,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:19:56,390 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962190106] [2019-10-15 03:19:56,390 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:19:56,390 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 03:19:56,390 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836553548] [2019-10-15 03:19:56,391 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 03:19:56,391 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:19:56,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 03:19:56,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 03:19:56,392 INFO L87 Difference]: Start difference. First operand 197 states and 235 transitions. Second operand 6 states. [2019-10-15 03:19:56,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:19:56,756 INFO L93 Difference]: Finished difference Result 523 states and 642 transitions. [2019-10-15 03:19:56,762 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 03:19:56,763 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2019-10-15 03:19:56,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:19:56,772 INFO L225 Difference]: With dead ends: 523 [2019-10-15 03:19:56,772 INFO L226 Difference]: Without dead ends: 351 [2019-10-15 03:19:56,774 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-15 03:19:56,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2019-10-15 03:19:56,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 339. [2019-10-15 03:19:56,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 339 states. [2019-10-15 03:19:56,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 407 transitions. [2019-10-15 03:19:56,831 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 407 transitions. Word has length 55 [2019-10-15 03:19:56,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:19:56,832 INFO L462 AbstractCegarLoop]: Abstraction has 339 states and 407 transitions. [2019-10-15 03:19:56,832 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 03:19:56,832 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 407 transitions. [2019-10-15 03:19:56,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-15 03:19:56,834 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:19:56,834 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] [2019-10-15 03:19:56,834 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:19:56,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:19:56,835 INFO L82 PathProgramCache]: Analyzing trace with hash 2116450790, now seen corresponding path program 1 times [2019-10-15 03:19:56,835 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:19:56,835 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529610333] [2019-10-15 03:19:56,836 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:56,836 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:56,836 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:19:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:19:57,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:19:57,001 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529610333] [2019-10-15 03:19:57,001 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:19:57,001 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 03:19:57,002 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874088926] [2019-10-15 03:19:57,003 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 03:19:57,004 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:19:57,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 03:19:57,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-15 03:19:57,005 INFO L87 Difference]: Start difference. First operand 339 states and 407 transitions. Second operand 7 states. [2019-10-15 03:19:57,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:19:57,384 INFO L93 Difference]: Finished difference Result 573 states and 716 transitions. [2019-10-15 03:19:57,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 03:19:57,388 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-10-15 03:19:57,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:19:57,389 INFO L225 Difference]: With dead ends: 573 [2019-10-15 03:19:57,389 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 03:19:57,393 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 [2019-10-15 03:19:57,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 03:19:57,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 03:19:57,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 03:19:57,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 03:19:57,394 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-10-15 03:19:57,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:19:57,395 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 03:19:57,395 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 03:19:57,395 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 03:19:57,395 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 03:19:57,400 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 03:19:58,496 INFO L443 ceAbstractionStarter]: For program point L673(lines 673 677) no Hoare annotation was computed. [2019-10-15 03:19:58,496 INFO L443 ceAbstractionStarter]: For program point L667-2(lines 667 688) no Hoare annotation was computed. [2019-10-15 03:19:58,496 INFO L443 ceAbstractionStarter]: For program point L689(lines 666 690) no Hoare annotation was computed. [2019-10-15 03:19:58,496 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 642 697) no Hoare annotation was computed. [2019-10-15 03:19:58,496 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 642 697) no Hoare annotation was computed. [2019-10-15 03:19:58,496 INFO L443 ceAbstractionStarter]: For program point L730(lines 730 734) no Hoare annotation was computed. [2019-10-15 03:19:58,496 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 698 757) no Hoare annotation was computed. [2019-10-15 03:19:58,496 INFO L443 ceAbstractionStarter]: For program point L724-2(lines 724 749) no Hoare annotation was computed. [2019-10-15 03:19:58,496 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 698 757) no Hoare annotation was computed. [2019-10-15 03:19:58,497 INFO L443 ceAbstractionStarter]: For program point L750(lines 723 751) no Hoare annotation was computed. [2019-10-15 03:19:58,497 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 698 757) no Hoare annotation was computed. [2019-10-15 03:19:58,497 INFO L443 ceAbstractionStarter]: For program point L743(line 743) no Hoare annotation was computed. [2019-10-15 03:19:58,497 INFO L443 ceAbstractionStarter]: For program point L743-1(line 743) no Hoare annotation was computed. [2019-10-15 03:19:58,497 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-15 03:19:58,497 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-15 03:19:58,497 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-15 03:19:58,497 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-15 03:19:58,498 INFO L439 ceAbstractionStarter]: At program point L578-1(line 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-15 03:19:58,498 INFO L443 ceAbstractionStarter]: For program point L576(lines 576 583) no Hoare annotation was computed. [2019-10-15 03:19:58,498 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 576 583) no Hoare annotation was computed. [2019-10-15 03:19:58,498 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-10-15 03:19:58,498 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 566 588) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:58,498 INFO L439 ceAbstractionStarter]: At program point L573(line 573) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:58,498 INFO L439 ceAbstractionStarter]: At program point L572(line 572) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:58,499 INFO L439 ceAbstractionStarter]: At program point L572-1(line 572) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:58,499 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 566 588) no Hoare annotation was computed. [2019-10-15 03:19:58,499 INFO L439 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-15 03:19:58,499 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 524 547) no Hoare annotation was computed. [2019-10-15 03:19:58,499 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-10-15 03:19:58,500 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-10-15 03:19:58,500 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 524 547) no Hoare annotation was computed. [2019-10-15 03:19:58,500 INFO L443 ceAbstractionStarter]: For program point L540(line 540) no Hoare annotation was computed. [2019-10-15 03:19:58,500 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 524 547) no Hoare annotation was computed. [2019-10-15 03:19:58,500 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-10-15 03:19:58,500 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-10-15 03:19:58,500 INFO L443 ceAbstractionStarter]: For program point L537(line 537) no Hoare annotation was computed. [2019-10-15 03:19:58,500 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-10-15 03:19:58,500 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-10-15 03:19:58,500 INFO L443 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2019-10-15 03:19:58,500 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-10-15 03:19:58,500 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-10-15 03:19:58,501 INFO L443 ceAbstractionStarter]: For program point L531(line 531) no Hoare annotation was computed. [2019-10-15 03:19:58,501 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-10-15 03:19:58,501 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-10-15 03:19:58,501 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 360 374) no Hoare annotation was computed. [2019-10-15 03:19:58,501 INFO L439 ceAbstractionStarter]: At program point L366(line 366) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-15 03:19:58,501 INFO L443 ceAbstractionStarter]: For program point L364(lines 364 370) no Hoare annotation was computed. [2019-10-15 03:19:58,501 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 360 374) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-10-15 03:19:58,501 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 296 304) no Hoare annotation was computed. [2019-10-15 03:19:58,501 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 296 304) the Hoare annotation is: true [2019-10-15 03:19:58,502 INFO L446 ceAbstractionStarter]: At program point L348(line 348) the Hoare annotation is: true [2019-10-15 03:19:58,502 INFO L443 ceAbstractionStarter]: For program point L348-1(line 348) no Hoare annotation was computed. [2019-10-15 03:19:58,502 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 341 359) the Hoare annotation is: true [2019-10-15 03:19:58,502 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 341 359) no Hoare annotation was computed. [2019-10-15 03:19:58,502 INFO L443 ceAbstractionStarter]: For program point L335(line 335) no Hoare annotation was computed. [2019-10-15 03:19:58,502 INFO L443 ceAbstractionStarter]: For program point L335-1(line 335) no Hoare annotation was computed. [2019-10-15 03:19:58,502 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 305 340) no Hoare annotation was computed. [2019-10-15 03:19:58,502 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 305 340) no Hoare annotation was computed. [2019-10-15 03:19:58,502 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-15 03:19:58,502 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-15 03:19:58,502 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 596 641) no Hoare annotation was computed. [2019-10-15 03:19:58,503 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 596 641) no Hoare annotation was computed. [2019-10-15 03:19:58,503 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 909 954) no Hoare annotation was computed. [2019-10-15 03:19:58,503 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 909 954) no Hoare annotation was computed. [2019-10-15 03:19:58,503 INFO L439 ceAbstractionStarter]: At program point L560(line 560) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:58,503 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 555 565) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:58,503 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 555 565) no Hoare annotation was computed. [2019-10-15 03:19:58,503 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 555 565) no Hoare annotation was computed. [2019-10-15 03:19:58,503 INFO L443 ceAbstractionStarter]: For program point L290-1(line 290) no Hoare annotation was computed. [2019-10-15 03:19:58,503 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 285 295) no Hoare annotation was computed. [2019-10-15 03:19:58,504 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 285 295) no Hoare annotation was computed. [2019-10-15 03:19:58,504 INFO L443 ceAbstractionStarter]: For program point L290(line 290) no Hoare annotation was computed. [2019-10-15 03:19:58,504 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 277 284) the Hoare annotation is: true [2019-10-15 03:19:58,504 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 277 284) no Hoare annotation was computed. [2019-10-15 03:19:58,504 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 226 250) no Hoare annotation was computed. [2019-10-15 03:19:58,504 INFO L439 ceAbstractionStarter]: At program point L245(line 245) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 03:19:58,504 INFO L443 ceAbstractionStarter]: For program point L245-1(lines 226 250) no Hoare annotation was computed. [2019-10-15 03:19:58,505 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 226 250) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 03:19:58,505 INFO L439 ceAbstractionStarter]: At program point L240(line 240) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 03:19:58,505 INFO L439 ceAbstractionStarter]: At program point L236(line 236) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 03:19:58,505 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 242) no Hoare annotation was computed. [2019-10-15 03:19:58,505 INFO L439 ceAbstractionStarter]: At program point L232(line 232) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 03:19:58,506 INFO L443 ceAbstractionStarter]: For program point L232-1(line 232) no Hoare annotation was computed. [2019-10-15 03:19:58,506 INFO L443 ceAbstractionStarter]: For program point L230(lines 230 247) no Hoare annotation was computed. [2019-10-15 03:19:58,506 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 218 224) no Hoare annotation was computed. [2019-10-15 03:19:58,506 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 218 224) the Hoare annotation is: true [2019-10-15 03:19:58,506 INFO L439 ceAbstractionStarter]: At program point L417(line 417) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:58,506 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 385 452) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:58,507 INFO L443 ceAbstractionStarter]: For program point L415(lines 415 421) no Hoare annotation was computed. [2019-10-15 03:19:58,507 INFO L443 ceAbstractionStarter]: For program point L415-1(lines 415 421) no Hoare annotation was computed. [2019-10-15 03:19:58,507 INFO L439 ceAbstractionStarter]: At program point L442(lines 395 444) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:58,507 INFO L439 ceAbstractionStarter]: At program point L407(line 407) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:58,507 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 385 452) no Hoare annotation was computed. [2019-10-15 03:19:58,507 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 411) no Hoare annotation was computed. [2019-10-15 03:19:58,507 INFO L443 ceAbstractionStarter]: For program point L405-1(lines 405 411) no Hoare annotation was computed. [2019-10-15 03:19:58,508 INFO L439 ceAbstractionStarter]: At program point L445(lines 394 446) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:58,508 INFO L439 ceAbstractionStarter]: At program point L435(line 435) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:58,508 INFO L443 ceAbstractionStarter]: For program point L433(lines 433 439) no Hoare annotation was computed. [2019-10-15 03:19:58,508 INFO L439 ceAbstractionStarter]: At program point L433-1(lines 425 440) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:58,508 INFO L443 ceAbstractionStarter]: For program point L396(lines 395 444) no Hoare annotation was computed. [2019-10-15 03:19:58,508 INFO L439 ceAbstractionStarter]: At program point L427(line 427) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:58,509 INFO L443 ceAbstractionStarter]: For program point L425(lines 425 440) no Hoare annotation was computed. [2019-10-15 03:19:58,509 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 385 452) no Hoare annotation was computed. [2019-10-15 03:19:58,509 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 863 908) no Hoare annotation was computed. [2019-10-15 03:19:58,509 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 863 908) no Hoare annotation was computed. [2019-10-15 03:19:58,509 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 251 258) no Hoare annotation was computed. [2019-10-15 03:19:58,509 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 251 258) no Hoare annotation was computed. [2019-10-15 03:19:58,509 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 173 181) the Hoare annotation is: true [2019-10-15 03:19:58,509 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 173 181) no Hoare annotation was computed. [2019-10-15 03:19:58,510 INFO L439 ceAbstractionStarter]: At program point L478(line 478) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-15 03:19:58,510 INFO L443 ceAbstractionStarter]: For program point L476(lines 476 482) no Hoare annotation was computed. [2019-10-15 03:19:58,510 INFO L443 ceAbstractionStarter]: For program point L475(lines 475 485) no Hoare annotation was computed. [2019-10-15 03:19:58,510 INFO L439 ceAbstractionStarter]: At program point L473(line 473) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-15 03:19:58,510 INFO L443 ceAbstractionStarter]: For program point L473-1(line 473) no Hoare annotation was computed. [2019-10-15 03:19:58,510 INFO L443 ceAbstractionStarter]: For program point L471(lines 471 488) no Hoare annotation was computed. [2019-10-15 03:19:58,510 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 463 491) no Hoare annotation was computed. [2019-10-15 03:19:58,510 INFO L446 ceAbstractionStarter]: At program point L469(line 469) the Hoare annotation is: true [2019-10-15 03:19:58,511 INFO L443 ceAbstractionStarter]: For program point L469-1(line 469) no Hoare annotation was computed. [2019-10-15 03:19:58,511 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 463 491) the Hoare annotation is: true [2019-10-15 03:19:58,511 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 463 491) no Hoare annotation was computed. [2019-10-15 03:19:58,511 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 141 163) no Hoare annotation was computed. [2019-10-15 03:19:58,511 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 141 163) no Hoare annotation was computed. [2019-10-15 03:19:58,511 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 455 462) the Hoare annotation is: true [2019-10-15 03:19:58,511 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 455 462) no Hoare annotation was computed. [2019-10-15 03:19:58,511 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-15 03:19:58,512 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-15 03:19:58,512 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 760 862) no Hoare annotation was computed. [2019-10-15 03:19:58,512 INFO L443 ceAbstractionStarter]: For program point L830(lines 808 831) no Hoare annotation was computed. [2019-10-15 03:19:58,512 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 805) no Hoare annotation was computed. [2019-10-15 03:19:58,512 INFO L443 ceAbstractionStarter]: For program point L810(lines 809 829) no Hoare annotation was computed. [2019-10-15 03:19:58,512 INFO L443 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2019-10-15 03:19:58,512 INFO L443 ceAbstractionStarter]: For program point L841-1(line 841) no Hoare annotation was computed. [2019-10-15 03:19:58,512 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 847) no Hoare annotation was computed. [2019-10-15 03:19:58,513 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 760 862) no Hoare annotation was computed. [2019-10-15 03:19:58,513 INFO L443 ceAbstractionStarter]: For program point L825(line 825) no Hoare annotation was computed. [2019-10-15 03:19:58,513 INFO L443 ceAbstractionStarter]: For program point L825-1(line 825) no Hoare annotation was computed. [2019-10-15 03:19:58,513 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 760 862) no Hoare annotation was computed. [2019-10-15 03:19:58,513 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 788) no Hoare annotation was computed. [2019-10-15 03:19:58,513 INFO L443 ceAbstractionStarter]: For program point L809-2(lines 809 829) no Hoare annotation was computed. [2019-10-15 03:19:58,513 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-15 03:19:58,514 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:19:58,514 INFO L443 ceAbstractionStarter]: For program point L271(line 271) no Hoare annotation was computed. [2019-10-15 03:19:58,514 INFO L443 ceAbstractionStarter]: For program point L271-1(lines 260 276) no Hoare annotation was computed. [2019-10-15 03:19:58,514 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 260 276) no Hoare annotation was computed. [2019-10-15 03:19:58,514 INFO L443 ceAbstractionStarter]: For program point L267(lines 267 273) no Hoare annotation was computed. [2019-10-15 03:19:58,514 INFO L443 ceAbstractionStarter]: For program point L265(line 265) no Hoare annotation was computed. [2019-10-15 03:19:58,514 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 260 276) no Hoare annotation was computed. [2019-10-15 03:19:58,514 INFO L443 ceAbstractionStarter]: For program point L265-1(line 265) no Hoare annotation was computed. [2019-10-15 03:19:58,515 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 164 172) no Hoare annotation was computed. [2019-10-15 03:19:58,515 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 164 172) no Hoare annotation was computed. [2019-10-15 03:19:58,515 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 120 131) the Hoare annotation is: true [2019-10-15 03:19:58,515 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 120 131) no Hoare annotation was computed. [2019-10-15 03:19:58,515 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:19:58,515 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 03:19:58,515 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 132 140) the Hoare annotation is: true [2019-10-15 03:19:58,516 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 132 140) no Hoare annotation was computed. [2019-10-15 03:19:58,516 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 194 217) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-15 03:19:58,516 INFO L439 ceAbstractionStarter]: At program point L207(line 207) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-15 03:19:58,516 INFO L439 ceAbstractionStarter]: At program point L205(lines 205 211) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-15 03:19:58,516 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 194 217) no Hoare annotation was computed. [2019-10-15 03:19:58,516 INFO L439 ceAbstractionStarter]: At program point L200(line 200) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-15 03:19:58,517 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 194 217) no Hoare annotation was computed. [2019-10-15 03:19:58,517 INFO L443 ceAbstractionStarter]: For program point L198(lines 197 216) no Hoare annotation was computed. [2019-10-15 03:19:58,517 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 494 523) no Hoare annotation was computed. [2019-10-15 03:19:58,517 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 494 523) the Hoare annotation is: true [2019-10-15 03:19:58,517 INFO L443 ceAbstractionStarter]: For program point L508(lines 508 512) no Hoare annotation was computed. [2019-10-15 03:19:58,517 INFO L446 ceAbstractionStarter]: At program point L508-1(lines 508 512) the Hoare annotation is: true [2019-10-15 03:19:58,517 INFO L446 ceAbstractionStarter]: At program point L504-2(lines 504 518) the Hoare annotation is: true [2019-10-15 03:19:58,518 INFO L446 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: true [2019-10-15 03:19:58,518 INFO L443 ceAbstractionStarter]: For program point L500-1(line 500) no Hoare annotation was computed. [2019-10-15 03:19:58,518 INFO L446 ceAbstractionStarter]: At program point L519(lines 494 523) the Hoare annotation is: true [2019-10-15 03:19:58,518 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-10-15 03:19:58,518 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 96 107) the Hoare annotation is: true [2019-10-15 03:19:58,518 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 96 107) no Hoare annotation was computed. [2019-10-15 03:19:58,518 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 548 554) no Hoare annotation was computed. [2019-10-15 03:19:58,518 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 548 554) the Hoare annotation is: true [2019-10-15 03:19:58,519 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:19:58,519 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-15 03:19:58,519 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 03:19:58,519 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 03:19:58,519 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 375 382) no Hoare annotation was computed. [2019-10-15 03:19:58,519 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 375 382) the Hoare annotation is: true [2019-10-15 03:19:58,519 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 108 119) no Hoare annotation was computed. [2019-10-15 03:19:58,519 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 108 119) the Hoare annotation is: true [2019-10-15 03:19:58,520 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2019-10-15 03:19:58,520 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2019-10-15 03:19:58,520 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2019-10-15 03:19:58,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 03:19:58 BoogieIcfgContainer [2019-10-15 03:19:58,534 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 03:19:58,537 INFO L168 Benchmark]: Toolchain (without parser) took 6464.94 ms. Allocated memory was 139.5 MB in the beginning and 284.2 MB in the end (delta: 144.7 MB). Free memory was 103.4 MB in the beginning and 164.4 MB in the end (delta: -61.0 MB). Peak memory consumption was 116.8 MB. Max. memory is 7.1 GB. [2019-10-15 03:19:58,538 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 122.7 MB in the beginning and 122.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-15 03:19:58,539 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.42 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 103.2 MB in the beginning and 171.5 MB in the end (delta: -68.3 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2019-10-15 03:19:58,540 INFO L168 Benchmark]: Boogie Preprocessor took 90.90 ms. Allocated memory is still 203.4 MB. Free memory was 171.5 MB in the beginning and 167.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-15 03:19:58,541 INFO L168 Benchmark]: RCFGBuilder took 1708.13 ms. Allocated memory was 203.4 MB in the beginning and 235.4 MB in the end (delta: 32.0 MB). Free memory was 167.5 MB in the beginning and 149.2 MB in the end (delta: 18.2 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2019-10-15 03:19:58,543 INFO L168 Benchmark]: TraceAbstraction took 3995.07 ms. Allocated memory was 235.4 MB in the beginning and 284.2 MB in the end (delta: 48.8 MB). Free memory was 149.2 MB in the beginning and 164.4 MB in the end (delta: -15.2 MB). Peak memory consumption was 66.7 MB. Max. memory is 7.1 GB. [2019-10-15 03:19:58,547 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 122.7 MB in the beginning and 122.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 666.42 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 103.2 MB in the beginning and 171.5 MB in the end (delta: -68.3 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.90 ms. Allocated memory is still 203.4 MB. Free memory was 171.5 MB in the beginning and 167.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1708.13 ms. Allocated memory was 203.4 MB in the beginning and 235.4 MB in the end (delta: 32.0 MB). Free memory was 167.5 MB in the beginning and 149.2 MB in the end (delta: 18.2 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3995.07 ms. Allocated memory was 235.4 MB in the beginning and 284.2 MB in the end (delta: 48.8 MB). Free memory was 149.2 MB in the beginning and 164.4 MB in the end (delta: -15.2 MB). Peak memory consumption was 66.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 187 locations, 1 error locations. Result: SAFE, OverallTime: 3.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, HoareTripleCheckerStatistics: 560 SDtfs, 348 SDslu, 997 SDs, 0 SdLazy, 400 SolverSat, 114 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=339occurred 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, 24 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 440 PreInvPairs, 484 NumberOfFragments, 513 HoareAnnotationTreeSize, 440 FomulaSimplifications, 447 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 56 FomulaSimplificationsInter, 1825 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 252 ConstructedInterpolants, 0 QuantifiedInterpolants, 23970 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...