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 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_spec5_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 07:00:35,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 07:00:35,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 07:00:35,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 07:00:35,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 07:00:35,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 07:00:35,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 07:00:35,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 07:00:35,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 07:00:35,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 07:00:35,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 07:00:35,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 07:00:35,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 07:00:35,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 07:00:35,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 07:00:35,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 07:00:35,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 07:00:35,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 07:00:35,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 07:00:35,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 07:00:35,944 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 07:00:35,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 07:00:35,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 07:00:35,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 07:00:35,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 07:00:35,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 07:00:35,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 07:00:35,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 07:00:35,955 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 07:00:35,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 07:00:35,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 07:00:35,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 07:00:35,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 07:00:35,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 07:00:35,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 07:00:35,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 07:00:35,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 07:00:35,961 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 07:00:35,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 07:00:35,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 07:00:35,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 07:00:35,964 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 07:00:35,997 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 07:00:35,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 07:00:35,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 07:00:35,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 07:00:35,999 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 07:00:35,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 07:00:35,999 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 07:00:36,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 07:00:36,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 07:00:36,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 07:00:36,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 07:00:36,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 07:00:36,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 07:00:36,001 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 07:00:36,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 07:00:36,001 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 07:00:36,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 07:00:36,003 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 07:00:36,003 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 07:00:36,003 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 07:00:36,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 07:00:36,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 07:00:36,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 07:00:36,004 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 07:00:36,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 07:00:36,004 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 07:00:36,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 07:00:36,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 07:00:36,005 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 07:00:36,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 07:00:36,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 07:00:36,325 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 07:00:36,326 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 07:00:36,327 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 07:00:36,327 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c [2019-10-15 07:00:36,398 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896363a20/ba43c92be6a24f8398e5d297f500e902/FLAG89c67d7ec [2019-10-15 07:00:36,944 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 07:00:36,944 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c [2019-10-15 07:00:36,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896363a20/ba43c92be6a24f8398e5d297f500e902/FLAG89c67d7ec [2019-10-15 07:00:37,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896363a20/ba43c92be6a24f8398e5d297f500e902 [2019-10-15 07:00:37,294 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 07:00:37,296 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 07:00:37,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 07:00:37,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 07:00:37,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 07:00:37,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:00:37" (1/1) ... [2019-10-15 07:00:37,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@507cfa22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:37, skipping insertion in model container [2019-10-15 07:00:37,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:00:37" (1/1) ... [2019-10-15 07:00:37,311 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 07:00:37,363 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 07:00:37,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:00:37,828 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 07:00:37,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:00:37,974 INFO L192 MainTranslator]: Completed translation [2019-10-15 07:00:37,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:37 WrapperNode [2019-10-15 07:00:37,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 07:00:37,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 07:00:37,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 07:00:37,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 07:00:37,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:37" (1/1) ... [2019-10-15 07:00:37,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:37" (1/1) ... [2019-10-15 07:00:38,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:37" (1/1) ... [2019-10-15 07:00:38,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:37" (1/1) ... [2019-10-15 07:00:38,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:37" (1/1) ... [2019-10-15 07:00:38,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:37" (1/1) ... [2019-10-15 07:00:38,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:37" (1/1) ... [2019-10-15 07:00:38,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 07:00:38,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 07:00:38,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 07:00:38,080 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 07:00:38,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:37" (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 07:00:38,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 07:00:38,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 07:00:38,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 07:00:38,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 07:00:38,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 07:00:38,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 07:00:38,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 07:00:38,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 07:00:38,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 07:00:38,136 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 07:00:38,136 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 07:00:38,136 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 07:00:38,137 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-15 07:00:38,137 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 07:00:38,137 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 07:00:38,138 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 07:00:38,140 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 07:00:38,140 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 07:00:38,140 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 07:00:38,141 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-15 07:00:38,141 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 07:00:38,141 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 07:00:38,142 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 07:00:38,142 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 07:00:38,142 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 07:00:38,144 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 07:00:38,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-15 07:00:38,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-15 07:00:38,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-15 07:00:38,144 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 07:00:38,144 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 07:00:38,145 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 07:00:38,145 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 07:00:38,145 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 07:00:38,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 07:00:38,145 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 07:00:38,145 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 07:00:38,145 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 07:00:38,146 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 07:00:38,146 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 07:00:38,146 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 07:00:38,146 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-15 07:00:38,146 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 07:00:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 07:00:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 07:00:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 07:00:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 07:00:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 07:00:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 07:00:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 07:00:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 07:00:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 07:00:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 07:00:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 07:00:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 07:00:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 07:00:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 07:00:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 07:00:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 07:00:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 07:00:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 07:00:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 07:00:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 07:00:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 07:00:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 07:00:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 07:00:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-15 07:00:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 07:00:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 07:00:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 07:00:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 07:00:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 07:00:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 07:00:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-15 07:00:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-15 07:00:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 07:00:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 07:00:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-15 07:00:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 07:00:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 07:00:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-15 07:00:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 07:00:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 07:00:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 07:00:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 07:00:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 07:00:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 07:00:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 07:00:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 07:00:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 07:00:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 07:00:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 07:00:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-15 07:00:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 07:00:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 07:00:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 07:00:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 07:00:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 07:00:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 07:00:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 07:00:39,702 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 07:00:39,702 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 07:00:39,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:00:39 BoogieIcfgContainer [2019-10-15 07:00:39,704 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 07:00:39,705 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 07:00:39,705 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 07:00:39,706 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 07:00:39,707 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:00:39" (1/1) ... [2019-10-15 07:00:39,708 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-10-15 07:00:39,743 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 07:00:39,744 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 07:00:39,757 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 07:00:39,772 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 07:00:39,773 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 07:00:49,299 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-15 07:00:50,809 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 07:00:50,938 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 07:00:51,063 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 07:00:51,198 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 07:00:51,458 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 07:00:51,483 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 548 for LOIs [2019-10-15 07:00:51,552 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 546 for LOIs [2019-10-15 07:00:51,571 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 546 for LOIs [2019-10-15 07:00:51,827 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-10-15 07:00:52,040 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-10-15 07:00:52,648 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-10-15 07:00:53,139 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-10-15 07:00:53,701 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 201 [2019-10-15 07:00:54,542 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-10-15 07:00:55,972 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-10-15 07:00:56,893 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 07:00:56,894 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 152 for LOIs [2019-10-15 07:00:57,300 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 154 [2019-10-15 07:00:57,305 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 146 for LOIs [2019-10-15 07:00:57,321 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 156 for LOIs [2019-10-15 07:00:57,473 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 07:00:57,488 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 07:00:57,488 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 07:00:57,491 INFO L168 Benchmark]: Toolchain (without parser) took 20194.48 ms. Allocated memory was 136.3 MB in the beginning and 596.1 MB in the end (delta: 459.8 MB). Free memory was 98.6 MB in the beginning and 537.3 MB in the end (delta: -438.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:57,492 INFO L168 Benchmark]: CDTParser took 1.22 ms. Allocated memory is still 136.3 MB. Free memory was 118.3 MB in the beginning and 118.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 07:00:57,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.18 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 98.4 MB in the beginning and 166.9 MB in the end (delta: -68.5 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:57,500 INFO L168 Benchmark]: Boogie Preprocessor took 104.11 ms. Allocated memory is still 200.8 MB. Free memory was 166.9 MB in the beginning and 162.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:57,501 INFO L168 Benchmark]: RCFGBuilder took 1624.99 ms. Allocated memory was 200.8 MB in the beginning and 229.6 MB in the end (delta: 28.8 MB). Free memory was 162.1 MB in the beginning and 137.2 MB in the end (delta: 24.8 MB). Peak memory consumption was 85.2 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:57,503 INFO L168 Benchmark]: Sifa took 17783.43 ms. Allocated memory was 229.6 MB in the beginning and 596.1 MB in the end (delta: 366.5 MB). Free memory was 137.2 MB in the beginning and 537.3 MB in the end (delta: -400.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 07:00:57,516 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22 ms. Allocated memory is still 136.3 MB. Free memory was 118.3 MB in the beginning and 118.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 678.18 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 98.4 MB in the beginning and 166.9 MB in the end (delta: -68.5 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.11 ms. Allocated memory is still 200.8 MB. Free memory was 166.9 MB in the beginning and 162.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1624.99 ms. Allocated memory was 200.8 MB in the beginning and 229.6 MB in the end (delta: 28.8 MB). Free memory was 162.1 MB in the beginning and 137.2 MB in the end (delta: 24.8 MB). Peak memory consumption was 85.2 MB. Max. memory is 7.1 GB. * Sifa took 17783.43 ms. Allocated memory was 229.6 MB in the beginning and 596.1 MB in the end (delta: 366.5 MB). Free memory was 137.2 MB in the beginning and 537.3 MB in the end (delta: -400.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 17730, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 238, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 155, TOOLS_POST_TIME[ms]: 11159, TOOLS_POST_CALL_APPLICATIONS: 72, TOOLS_POST_CALL_TIME[ms]: 182, TOOLS_POST_RETURN_APPLICATIONS: 65, TOOLS_POST_RETURN_TIME[ms]: 100, TOOLS_QUANTIFIERELIM_APPLICATIONS: 291, TOOLS_QUANTIFIERELIM_TIME[ms]: 11336, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11082, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 242, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 77, DOMAIN_JOIN_TIME[ms]: 5563, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 427, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 39, DOMAIN_ISBOTTOM_TIME[ms]: 116, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3249, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3248, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 65, CALL_SUMMARIZER_CACHE_MISSES: 31, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11870, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11869, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 381, DAG_COMPRESSION_RETAINED_NODES: 222 - UnprovableResult [Line: 902]: 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 776#(and (= |#t~string50.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (<= |#t~string73.offset| 0) (= |#t~string46.offset| 0) (= |#t~string32.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string46.offset|) (<= 0 ~switchedOnBeforeTS~0) (= |#t~string52.offset| 0) (<= |#t~string75.offset| 0) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string44.offset|) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string40.offset| 0) (<= |#t~string18.offset| 0) (= |#t~string20.offset| 0) (= |#t~string29.offset| 0) (= |#t~string42.offset| 0) (<= 0 |#t~string48.offset|) (= |#t~string67.offset| 0) (= ~switchedOnBeforeTS~0 0) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string73.offset|) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (<= 0 |#t~string50.offset|) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (<= 0 |#t~string71.offset|) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (not (= 2 ~waterLevel~0)) (= |#t~string69.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= 0 |#t~string75.offset|) (<= |#t~string52.offset| 0) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string18.offset|) (= |#t~string30.offset| 0) (<= 0 |#t~string21.offset|) (<= 0 |#t~string69.offset|) (<= |#NULL.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= |#t~string71.offset| 0) (<= |#t~string44.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string27.offset| 0) (= |#t~string44.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#t~string23.offset|) (= ~systemActive~0 1) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string19.offset| 0) (<= 0 |#t~string29.offset|) (<= |#t~string50.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string22.offset| 0) (<= |#t~string48.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string19.offset| 0) (<= |#t~string20.offset| 0) (= |#t~string75.offset| 0) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...