java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 15:47:42,881 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:47:42,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:47:42,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:47:42,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:47:42,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:47:42,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:47:42,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:47:42,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:47:42,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:47:42,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:47:42,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:47:42,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:47:42,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:47:42,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:47:42,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:47:42,908 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:47:42,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:47:42,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:47:42,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:47:42,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:47:42,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:47:42,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:47:42,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:47:42,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:47:42,921 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:47:42,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:47:42,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:47:42,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:47:42,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:47:42,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:47:42,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:47:42,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:47:42,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:47:42,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:47:42,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:47:42,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:47:42,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:47:42,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:47:42,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:47:42,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:47:42,932 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 [2019-09-25 15:47:42,947 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:47:42,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:47:42,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:47:42,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:47:42,951 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:47:42,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:47:42,951 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:47:42,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:47:42,952 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:47:42,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:47:42,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:47:42,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:47:42,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:47:42,953 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:47:42,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:47:42,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:47:42,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:47:42,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:47:42,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:47:42,954 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:47:42,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:47:42,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:47:42,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:47:42,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:47:42,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:47:42,957 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:47:42,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:47:42,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:47:42,957 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 15:47:43,011 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:47:43,026 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:47:43,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:47:43,031 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:47:43,032 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:47:43,032 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product54.cil.c [2019-09-25 15:47:43,096 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2f82a508/0cdaa4517c1244db8e2d3cfc738c2be3/FLAGfa691391d [2019-09-25 15:47:43,676 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:47:43,677 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product54.cil.c [2019-09-25 15:47:43,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2f82a508/0cdaa4517c1244db8e2d3cfc738c2be3/FLAGfa691391d [2019-09-25 15:47:43,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2f82a508/0cdaa4517c1244db8e2d3cfc738c2be3 [2019-09-25 15:47:43,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:47:43,955 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:47:43,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:47:43,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:47:43,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:47:43,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:47:43" (1/1) ... [2019-09-25 15:47:43,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4ad246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:43, skipping insertion in model container [2019-09-25 15:47:43,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:47:43" (1/1) ... [2019-09-25 15:47:43,972 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:47:44,032 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:47:44,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:47:44,504 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:47:44,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:47:44,655 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:47:44,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:44 WrapperNode [2019-09-25 15:47:44,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:47:44,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:47:44,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:47:44,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:47:44,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:44" (1/1) ... [2019-09-25 15:47:44,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:44" (1/1) ... [2019-09-25 15:47:44,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:44" (1/1) ... [2019-09-25 15:47:44,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:44" (1/1) ... [2019-09-25 15:47:44,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:44" (1/1) ... [2019-09-25 15:47:44,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:44" (1/1) ... [2019-09-25 15:47:44,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:44" (1/1) ... [2019-09-25 15:47:44,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:47:44,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:47:44,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:47:44,749 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:47:44,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:44" (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 [2019-09-25 15:47:44,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:47:44,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:47:44,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 15:47:44,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-25 15:47:44,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-25 15:47:44,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-25 15:47:44,810 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 15:47:44,811 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 15:47:44,811 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 15:47:44,811 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 15:47:44,811 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 15:47:44,811 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 15:47:44,811 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 15:47:44,812 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 15:47:44,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 15:47:44,812 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 15:47:44,812 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 15:47:44,812 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 15:47:44,812 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 15:47:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:47:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 15:47:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 15:47:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 15:47:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-25 15:47:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 15:47:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 15:47:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 15:47:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 15:47:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 15:47:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 15:47:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 15:47:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 15:47:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 15:47:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 15:47:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 15:47:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 15:47:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 15:47:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 15:47:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 15:47:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 15:47:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 15:47:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 15:47:44,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 15:47:44,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 15:47:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:47:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:47:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 15:47:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 15:47:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 15:47:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 15:47:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-25 15:47:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-25 15:47:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-25 15:47:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 15:47:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 15:47:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 15:47:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 15:47:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 15:47:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 15:47:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 15:47:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 15:47:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 15:47:44,820 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 15:47:44,820 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 15:47:44,820 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 15:47:44,820 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 15:47:44,820 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 15:47:44,820 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 15:47:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 15:47:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 15:47:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 15:47:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:47:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 15:47:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 15:47:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 15:47:44,822 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 15:47:44,824 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 15:47:44,824 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 15:47:44,825 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 15:47:44,825 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 15:47:44,825 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-25 15:47:44,825 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 15:47:44,825 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 15:47:44,825 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 15:47:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 15:47:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 15:47:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 15:47:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 15:47:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 15:47:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 15:47:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 15:47:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 15:47:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 15:47:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 15:47:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 15:47:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 15:47:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 15:47:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 15:47:44,828 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 15:47:44,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:47:44,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 15:47:44,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:47:46,432 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:47:46,432 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 15:47:46,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:47:46 BoogieIcfgContainer [2019-09-25 15:47:46,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:47:46,435 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:47:46,435 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:47:46,435 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:47:46,437 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:47:46" (1/1) ... [2019-09-25 15:47:46,437 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 15:47:46,464 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:47:46,465 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:47:46,475 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:47:46,485 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:47:46,487 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:47:56,862 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 15:47:58,721 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 15:47:58,875 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:47:58,996 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:47:59,140 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:47:59,166 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 15:47:59,229 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 15:47:59,247 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 15:47:59,860 WARN L191 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:48:00,318 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:48:00,798 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:48:01,173 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:48:01,428 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:48:01,690 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:48:01,888 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:48:02,101 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:48:02,348 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:48:03,623 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-25 15:48:05,328 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 15:48:05,330 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 78 for LOIs [2019-09-25 15:48:05,419 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 63 for LOIs [2019-09-25 15:48:05,426 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 15:48:05,435 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:48:05,436 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:48:05,438 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 947#(and (= |#t~string8.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string29.offset| 0) (= |#t~string4.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string27.offset| 0) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (<= ~waterLevel~0 2147483647) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string71.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string6.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (not (= 2 ~waterLevel~0)) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0)) [2019-09-25 15:48:05,454 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:48:05,455 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:48:05,457 INFO L168 Benchmark]: Toolchain (without parser) took 21502.08 ms. Allocated memory was 138.9 MB in the beginning and 630.7 MB in the end (delta: 491.8 MB). Free memory was 84.4 MB in the beginning and 398.7 MB in the end (delta: -314.3 MB). Peak memory consumption was 177.4 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:05,458 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-25 15:48:05,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.32 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 84.2 MB in the beginning and 164.3 MB in the end (delta: -80.2 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:05,460 INFO L168 Benchmark]: Boogie Preprocessor took 91.27 ms. Allocated memory is still 199.2 MB. Free memory was 164.3 MB in the beginning and 160.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:05,461 INFO L168 Benchmark]: RCFGBuilder took 1686.16 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 160.0 MB in the beginning and 137.4 MB in the end (delta: 22.5 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:05,462 INFO L168 Benchmark]: Sifa took 19020.36 ms. Allocated memory was 221.8 MB in the beginning and 630.7 MB in the end (delta: 408.9 MB). Free memory was 137.4 MB in the beginning and 398.7 MB in the end (delta: -261.3 MB). Peak memory consumption was 147.7 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:05,469 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 700.32 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 84.2 MB in the beginning and 164.3 MB in the end (delta: -80.2 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.27 ms. Allocated memory is still 199.2 MB. Free memory was 164.3 MB in the beginning and 160.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1686.16 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 160.0 MB in the beginning and 137.4 MB in the end (delta: 22.5 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. * Sifa took 19020.36 ms. Allocated memory was 221.8 MB in the beginning and 630.7 MB in the end (delta: 408.9 MB). Free memory was 137.4 MB in the beginning and 398.7 MB in the end (delta: -261.3 MB). Peak memory consumption was 147.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 18974, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 364, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 243, TOOLS_POST_TIME[ms]: 12438, TOOLS_POST_CALL_APPLICATIONS: 101, TOOLS_POST_CALL_TIME[ms]: 177, TOOLS_POST_RETURN_APPLICATIONS: 94, TOOLS_POST_RETURN_TIME[ms]: 89, TOOLS_QUANTIFIERELIM_APPLICATIONS: 437, TOOLS_QUANTIFIERELIM_TIME[ms]: 12570, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12325, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 373, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 129, DOMAIN_JOIN_TIME[ms]: 5886, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 67, DOMAIN_ISBOTTOM_TIME[ms]: 175, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2446, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2445, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 94, CALL_SUMMARIZER_CACHE_MISSES: 31, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12788, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12786, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 653, DAG_COMPRESSION_RETAINED_NODES: 298 - UnprovableResult [Line: 206]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 947#(and (= |#t~string8.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string29.offset| 0) (= |#t~string4.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string27.offset| 0) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (<= ~waterLevel~0 2147483647) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string71.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string6.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (not (= 2 ~waterLevel~0)) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...