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 IntervalDomain -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:29:53,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:29:53,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:29:53,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:29:53,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:29:53,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:29:53,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:29:53,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:29:54,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:29:54,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:29:54,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:29:54,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:29:54,004 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:29:54,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:29:54,006 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:29:54,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:29:54,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:29:54,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:29:54,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:29:54,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:29:54,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:29:54,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:29:54,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:29:54,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:29:54,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:29:54,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:29:54,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:29:54,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:29:54,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:29:54,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:29:54,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:29:54,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:29:54,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:29:54,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:29:54,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:29:54,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:29:54,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:29:54,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:29:54,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:29:54,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:29:54,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:29:54,034 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 [2019-09-06 11:29:54,062 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:29:54,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:29:54,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:29:54,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:29:54,064 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:29:54,064 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:29:54,064 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:29:54,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:29:54,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:29:54,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:29:54,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:29:54,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:29:54,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:29:54,066 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:29:54,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:29:54,066 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:29:54,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:29:54,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:29:54,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:29:54,067 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:29:54,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:29:54,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:29:54,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:29:54,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:29:54,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:29:54,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:29:54,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:29:54,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:29:54,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 11:29:54,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:29:54,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:29:54,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:29:54,115 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:29:54,115 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:29:54,116 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product03.cil.c [2019-09-06 11:29:54,174 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2283e2d71/b6c2747e0b484c92881fd8430078699b/FLAGe1261bffd [2019-09-06 11:29:54,711 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:29:54,712 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product03.cil.c [2019-09-06 11:29:54,722 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2283e2d71/b6c2747e0b484c92881fd8430078699b/FLAGe1261bffd [2019-09-06 11:29:55,032 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2283e2d71/b6c2747e0b484c92881fd8430078699b [2019-09-06 11:29:55,042 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:29:55,044 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:29:55,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:29:55,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:29:55,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:29:55,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:29:55" (1/1) ... [2019-09-06 11:29:55,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c4a666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:55, skipping insertion in model container [2019-09-06 11:29:55,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:29:55" (1/1) ... [2019-09-06 11:29:55,060 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:29:55,107 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:29:55,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:29:55,514 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:29:55,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:29:55,656 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:29:55,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:55 WrapperNode [2019-09-06 11:29:55,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:29:55,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:29:55,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:29:55,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:29:55,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:55" (1/1) ... [2019-09-06 11:29:55,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:55" (1/1) ... [2019-09-06 11:29:55,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:55" (1/1) ... [2019-09-06 11:29:55,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:55" (1/1) ... [2019-09-06 11:29:55,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:55" (1/1) ... [2019-09-06 11:29:55,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:55" (1/1) ... [2019-09-06 11:29:55,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:55" (1/1) ... [2019-09-06 11:29:55,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:29:55,737 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:29:55,737 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:29:55,737 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:29:55,738 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:55" (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 [2019-09-06 11:29:55,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:29:55,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:29:55,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-06 11:29:55,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-06 11:29:55,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-06 11:29:55,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-06 11:29:55,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-06 11:29:55,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-06 11:29:55,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-06 11:29:55,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-06 11:29:55,807 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-06 11:29:55,807 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-06 11:29:55,808 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-06 11:29:55,808 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-06 11:29:55,808 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-06 11:29:55,808 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-06 11:29:55,808 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-06 11:29:55,809 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-06 11:29:55,809 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-06 11:29:55,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-06 11:29:55,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-06 11:29:55,809 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-06 11:29:55,809 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-06 11:29:55,810 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-06 11:29:55,810 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-06 11:29:55,810 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-06 11:29:55,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-06 11:29:55,810 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-06 11:29:55,810 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-06 11:29:55,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-06 11:29:55,811 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-06 11:29:55,811 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-06 11:29:55,811 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-06 11:29:55,811 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-06 11:29:55,811 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:29:55,812 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:29:55,812 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 11:29:55,812 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-06 11:29:55,812 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-06 11:29:55,812 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-06 11:29:55,812 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 11:29:55,812 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 11:29:55,813 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-06 11:29:55,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 11:29:55,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 11:29:55,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 11:29:55,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 11:29:55,813 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-06 11:29:55,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 11:29:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-06 11:29:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-06 11:29:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 11:29:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-06 11:29:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-06 11:29:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 11:29:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-06 11:29:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-06 11:29:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-06 11:29:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-06 11:29:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-06 11:29:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-06 11:29:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-06 11:29:55,816 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-06 11:29:55,816 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-06 11:29:55,816 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-06 11:29:55,816 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-06 11:29:55,816 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-06 11:29:55,816 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-06 11:29:55,817 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-06 11:29:55,817 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-06 11:29:55,817 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-06 11:29:55,817 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-06 11:29:55,817 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-06 11:29:55,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-06 11:29:55,817 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-06 11:29:55,818 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-06 11:29:55,818 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-06 11:29:55,818 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-06 11:29:55,818 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-06 11:29:55,818 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-06 11:29:55,818 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:29:55,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:29:55,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 11:29:55,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:29:56,743 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:29:56,743 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-06 11:29:56,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:29:56 BoogieIcfgContainer [2019-09-06 11:29:56,745 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:29:56,745 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:29:56,746 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:29:56,746 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:29:56,747 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:29:56" (1/1) ... [2019-09-06 11:29:56,748 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 11:29:56,783 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:29:56,783 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:29:56,814 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:29:56,824 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:29:56,825 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:29:56,940 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 114 for LOIs [2019-09-06 11:29:56,996 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 114 for LOIs [2019-09-06 11:29:57,001 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 114 for LOIs [2019-09-06 11:30:01,236 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-06 11:30:01,240 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 107 for LOIs [2019-09-06 11:30:01,259 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 109 for LOIs [2019-09-06 11:30:01,275 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-06 11:30:01,276 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:30:01,276 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:30:01,280 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1288#false [2019-09-06 11:30:01,288 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-06 11:30:01,288 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:30:01,292 INFO L168 Benchmark]: Toolchain (without parser) took 6246.47 ms. Allocated memory was 132.6 MB in the beginning and 382.2 MB in the end (delta: 249.6 MB). Free memory was 87.3 MB in the beginning and 139.5 MB in the end (delta: -52.2 MB). Peak memory consumption was 197.4 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:01,294 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:30:01,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.11 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 87.1 MB in the beginning and 164.7 MB in the end (delta: -77.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:01,296 INFO L168 Benchmark]: Boogie Preprocessor took 78.73 ms. Allocated memory is still 200.8 MB. Free memory was 164.7 MB in the beginning and 160.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:01,297 INFO L168 Benchmark]: RCFGBuilder took 1008.29 ms. Allocated memory is still 200.8 MB. Free memory was 160.9 MB in the beginning and 79.7 MB in the end (delta: 81.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:01,303 INFO L168 Benchmark]: Sifa took 4543.27 ms. Allocated memory was 200.8 MB in the beginning and 382.2 MB in the end (delta: 181.4 MB). Free memory was 79.7 MB in the beginning and 139.5 MB in the end (delta: -59.7 MB). Peak memory consumption was 121.7 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:01,313 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 612.11 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 87.1 MB in the beginning and 164.7 MB in the end (delta: -77.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.73 ms. Allocated memory is still 200.8 MB. Free memory was 164.7 MB in the beginning and 160.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1008.29 ms. Allocated memory is still 200.8 MB. Free memory was 160.9 MB in the beginning and 79.7 MB in the end (delta: 81.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. * Sifa took 4543.27 ms. Allocated memory was 200.8 MB in the beginning and 382.2 MB in the end (delta: 181.4 MB). Free memory was 79.7 MB in the beginning and 139.5 MB in the end (delta: -59.7 MB). Peak memory consumption was 121.7 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]: 4497, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 815, DAG_INTERPRETER_EARLY_EXITS: 6, TOOLS_POST_APPLICATIONS: 580, TOOLS_POST_TIME[ms]: 372, TOOLS_POST_CALL_APPLICATIONS: 166, TOOLS_POST_CALL_TIME[ms]: 454, TOOLS_POST_RETURN_APPLICATIONS: 159, TOOLS_POST_RETURN_TIME[ms]: 698, TOOLS_QUANTIFIERELIM_TIME[ms]: 1126, FLUID_QUERY_TIME[ms]: 32, FLUID_QUERIES: 849, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 240, DOMAIN_JOIN_TIME[ms]: 846, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 16, DOMAIN_WIDEN_TIME[ms]: 37, DOMAIN_ISSUBSETEQ_APPLICATIONS: 518, DOMAIN_ISSUBSETEQ_TIME[ms]: 1344, DOMAIN_ISBOTTOM_APPLICATIONS: 147, DOMAIN_ISBOTTOM_TIME[ms]: 470, LOOP_SUMMARIZER_APPLICATIONS: 18, LOOP_SUMMARIZER_CACHE_MISSES: 18, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3610, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3609, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 34, CALL_SUMMARIZER_APPLICATIONS: 159, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1626, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 553, DAG_COMPRESSION_RETAINED_NODES: 307 - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...