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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 18:51:26,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 18:51:26,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 18:51:26,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 18:51:26,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 18:51:26,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 18:51:26,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 18:51:26,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 18:51:26,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 18:51:26,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 18:51:26,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 18:51:26,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 18:51:26,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 18:51:26,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 18:51:26,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 18:51:26,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 18:51:26,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 18:51:26,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 18:51:26,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 18:51:26,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 18:51:26,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 18:51:26,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 18:51:27,001 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 18:51:27,002 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 18:51:27,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 18:51:27,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 18:51:27,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 18:51:27,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 18:51:27,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 18:51:27,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 18:51:27,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 18:51:27,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 18:51:27,011 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 18:51:27,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 18:51:27,013 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 18:51:27,013 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 18:51:27,014 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 18:51:27,014 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 18:51:27,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 18:51:27,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 18:51:27,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 18:51:27,017 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 [2019-09-16 18:51:27,051 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 18:51:27,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 18:51:27,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 18:51:27,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 18:51:27,056 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 18:51:27,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 18:51:27,056 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 18:51:27,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 18:51:27,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 18:51:27,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 18:51:27,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 18:51:27,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 18:51:27,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 18:51:27,058 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 18:51:27,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 18:51:27,059 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 18:51:27,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 18:51:27,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 18:51:27,061 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 18:51:27,061 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 18:51:27,061 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 18:51:27,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 18:51:27,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 18:51:27,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 18:51:27,062 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 18:51:27,062 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 18:51:27,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 18:51:27,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 18:51:27,063 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-16 18:51:27,120 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 18:51:27,131 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 18:51:27,135 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 18:51:27,136 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 18:51:27,137 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 18:51:27,137 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2019-09-16 18:51:27,196 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a722038a8/93f39f111fe0474382d8928c5ec3ec09/FLAG02b4b2053 [2019-09-16 18:51:27,777 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 18:51:27,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2019-09-16 18:51:27,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a722038a8/93f39f111fe0474382d8928c5ec3ec09/FLAG02b4b2053 [2019-09-16 18:51:28,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a722038a8/93f39f111fe0474382d8928c5ec3ec09 [2019-09-16 18:51:28,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 18:51:28,077 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 18:51:28,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 18:51:28,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 18:51:28,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 18:51:28,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:51:28" (1/1) ... [2019-09-16 18:51:28,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c8d1e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:28, skipping insertion in model container [2019-09-16 18:51:28,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:51:28" (1/1) ... [2019-09-16 18:51:28,093 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 18:51:28,155 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 18:51:28,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:51:28,586 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 18:51:28,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:51:28,699 INFO L192 MainTranslator]: Completed translation [2019-09-16 18:51:28,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:28 WrapperNode [2019-09-16 18:51:28,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 18:51:28,700 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 18:51:28,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 18:51:28,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 18:51:28,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:28" (1/1) ... [2019-09-16 18:51:28,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:28" (1/1) ... [2019-09-16 18:51:28,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:28" (1/1) ... [2019-09-16 18:51:28,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:28" (1/1) ... [2019-09-16 18:51:28,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:28" (1/1) ... [2019-09-16 18:51:28,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:28" (1/1) ... [2019-09-16 18:51:28,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:28" (1/1) ... [2019-09-16 18:51:28,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 18:51:28,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 18:51:28,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 18:51:28,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 18:51:28,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:28" (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 [2019-09-16 18:51:28,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 18:51:28,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 18:51:28,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 18:51:28,889 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 18:51:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 18:51:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 18:51:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 18:51:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 18:51:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 18:51:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 18:51:28,892 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 18:51:28,892 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 18:51:28,893 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 18:51:28,893 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 18:51:28,893 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 18:51:28,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 18:51:28,895 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 18:51:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 18:51:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 18:51:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 18:51:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 18:51:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 18:51:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 18:51:28,897 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 18:51:28,897 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 18:51:28,897 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 18:51:28,897 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 18:51:28,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 18:51:28,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 18:51:28,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 18:51:28,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 18:51:28,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 18:51:28,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 18:51:28,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-16 18:51:28,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-16 18:51:28,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 18:51:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 18:51:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 18:51:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 18:51:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 18:51:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 18:51:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 18:51:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 18:51:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 18:51:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 18:51:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 18:51:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 18:51:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 18:51:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-16 18:51:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 18:51:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 18:51:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 18:51:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 18:51:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 18:51:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 18:51:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 18:51:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 18:51:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 18:51:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 18:51:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 18:51:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 18:51:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 18:51:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 18:51:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-16 18:51:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 18:51:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 18:51:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 18:51:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 18:51:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 18:51:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 18:51:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 18:51:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 18:51:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 18:51:28,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 18:51:28,905 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 18:51:28,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 18:51:28,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 18:51:28,906 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 18:51:28,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 18:51:28,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 18:51:28,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 18:51:28,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 18:51:28,907 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 18:51:28,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 18:51:28,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 18:51:28,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 18:51:30,514 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 18:51:30,515 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 18:51:30,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:51:30 BoogieIcfgContainer [2019-09-16 18:51:30,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 18:51:30,518 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 18:51:30,518 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 18:51:30,519 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 18:51:30,520 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:51:30" (1/1) ... [2019-09-16 18:51:30,520 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 18:51:30,554 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 18:51:30,554 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 18:51:30,567 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 18:51:30,579 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 18:51:30,580 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 18:51:50,891 WARN L191 SmtUtils]: Spent 11.73 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 18:51:52,674 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 18:51:56,456 WARN L191 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-16 18:51:58,247 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 18:52:00,051 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 18:52:00,067 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-16 18:52:00,130 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-16 18:52:00,149 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-16 18:52:11,582 WARN L191 SmtUtils]: Spent 11.27 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 18:52:17,057 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 18:52:35,365 WARN L191 SmtUtils]: Spent 18.20 s on a formula simplification. DAG size of input: 470 DAG size of output: 464 [2019-09-16 18:52:44,397 WARN L191 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 18:53:02,767 WARN L191 SmtUtils]: Spent 18.37 s on a formula simplification. DAG size of input: 472 DAG size of output: 469 [2019-09-16 18:53:07,010 WARN L191 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 447 DAG size of output: 447 [2019-09-16 18:53:08,953 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-16 18:53:20,039 WARN L191 SmtUtils]: Spent 11.06 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-16 18:53:25,569 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-16 18:53:27,875 WARN L191 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 472 DAG size of output: 27 [2019-09-16 18:53:30,034 WARN L191 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 470 DAG size of output: 32 [2019-09-16 18:53:41,619 WARN L191 SmtUtils]: Spent 11.17 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-16 18:53:47,139 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-16 18:53:58,198 WARN L191 SmtUtils]: Spent 11.06 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-16 18:54:03,663 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-16 18:54:14,645 WARN L191 SmtUtils]: Spent 10.98 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-16 18:54:20,088 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-16 18:54:31,168 WARN L191 SmtUtils]: Spent 11.08 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-16 18:54:36,701 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-16 18:54:47,959 WARN L191 SmtUtils]: Spent 11.26 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-16 18:54:53,511 WARN L191 SmtUtils]: Spent 5.55 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-16 18:55:04,630 WARN L191 SmtUtils]: Spent 11.12 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-16 18:55:10,152 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-16 18:55:12,437 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-16 18:55:14,674 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-16 18:55:17,298 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-16 18:55:19,570 WARN L191 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-16 18:55:19,856 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2019-09-16 18:55:22,242 WARN L191 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-16 18:55:24,507 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-16 18:55:24,673 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 26 [2019-09-16 18:55:27,252 WARN L191 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-16 18:55:29,493 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-16 18:55:32,336 WARN L191 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-16 18:55:34,589 WARN L191 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-16 18:55:37,212 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-16 18:55:39,434 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-16 18:55:42,011 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-16 18:55:44,235 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-16 18:55:44,401 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 26 [2019-09-16 18:55:44,548 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2019-09-16 18:55:46,881 WARN L191 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-16 18:55:49,132 WARN L191 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-16 18:55:51,755 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-16 18:55:53,978 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-16 18:55:56,437 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 459 DAG size of output: 24 [2019-09-16 18:55:56,593 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-16 18:55:56,757 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-16 18:55:59,044 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 459 DAG size of output: 24 [2019-09-16 18:56:01,174 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 459 DAG size of output: 24 [2019-09-16 18:56:01,318 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-16 18:56:01,438 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-16 18:56:01,873 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-16 18:56:01,967 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-16 18:56:01,971 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-16 18:56:02,014 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 18:56:02,015 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 18:56:02,017 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 948#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-16 18:56:02,035 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 18:56:02,035 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 18:56:02,044 INFO L168 Benchmark]: Toolchain (without parser) took 273959.76 ms. Allocated memory was 132.6 MB in the beginning and 152.6 MB in the end (delta: 19.9 MB). Free memory was 86.9 MB in the beginning and 109.4 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 18:56:02,046 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 18:56:02,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.74 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 86.7 MB in the beginning and 164.0 MB in the end (delta: -77.3 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-09-16 18:56:02,054 INFO L168 Benchmark]: Boogie Preprocessor took 107.35 ms. Allocated memory is still 198.7 MB. Free memory was 164.0 MB in the beginning and 160.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-16 18:56:02,055 INFO L168 Benchmark]: RCFGBuilder took 1709.99 ms. Allocated memory was 198.7 MB in the beginning and 222.3 MB in the end (delta: 23.6 MB). Free memory was 159.7 MB in the beginning and 151.8 MB in the end (delta: 7.9 MB). Peak memory consumption was 91.1 MB. Max. memory is 7.1 GB. [2019-09-16 18:56:02,056 INFO L168 Benchmark]: Sifa took 271516.95 ms. Allocated memory was 222.3 MB in the beginning and 152.6 MB in the end (delta: -69.7 MB). Free memory was 151.8 MB in the beginning and 109.4 MB in the end (delta: 42.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 18:56:02,066 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 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 621.74 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 86.7 MB in the beginning and 164.0 MB in the end (delta: -77.3 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.35 ms. Allocated memory is still 198.7 MB. Free memory was 164.0 MB in the beginning and 160.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1709.99 ms. Allocated memory was 198.7 MB in the beginning and 222.3 MB in the end (delta: 23.6 MB). Free memory was 159.7 MB in the beginning and 151.8 MB in the end (delta: 7.9 MB). Peak memory consumption was 91.1 MB. Max. memory is 7.1 GB. * Sifa took 271516.95 ms. Allocated memory was 222.3 MB in the beginning and 152.6 MB in the end (delta: -69.7 MB). Free memory was 151.8 MB in the beginning and 109.4 MB in the end (delta: 42.4 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]: 271463, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 500, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 343, TOOLS_POST_TIME[ms]: 25989, TOOLS_POST_CALL_APPLICATIONS: 120, TOOLS_POST_CALL_TIME[ms]: 261, TOOLS_POST_RETURN_APPLICATIONS: 111, TOOLS_POST_RETURN_TIME[ms]: 158, TOOLS_QUANTIFIERELIM_APPLICATIONS: 574, TOOLS_QUANTIFIERELIM_TIME[ms]: 26228, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25795, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 522, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 142, DOMAIN_JOIN_TIME[ms]: 238246, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 6009, DOMAIN_ISSUBSETEQ_APPLICATIONS: 22, DOMAIN_ISSUBSETEQ_TIME[ms]: 45, DOMAIN_ISBOTTOM_APPLICATIONS: 89, DOMAIN_ISBOTTOM_TIME[ms]: 548, LOOP_SUMMARIZER_APPLICATIONS: 17, LOOP_SUMMARIZER_CACHE_MISSES: 17, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 120919, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 120918, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 22, CALL_SUMMARIZER_APPLICATIONS: 111, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30143, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30141, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 53, DAG_COMPRESSION_PROCESSED_NODES: 599, DAG_COMPRESSION_RETAINED_NODES: 297 - UnprovableResult [Line: 869]: 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 948#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...