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 --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_product48.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:22:12,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:22:12,010 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:22:12,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:22:12,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:22:12,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:22:12,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:22:12,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:22:12,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:22:12,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:22:12,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:22:12,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:22:12,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:22:12,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:22:12,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:22:12,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:22:12,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:22:12,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:22:12,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:22:12,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:22:12,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:22:12,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:22:12,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:22:12,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:22:12,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:22:12,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:22:12,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:22:12,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:22:12,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:22:12,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:22:12,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:22:12,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:22:12,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:22:12,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:22:12,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:22:12,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:22:12,055 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:22:12,055 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:22:12,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:22:12,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:22:12,057 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:22:12,058 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 [2019-09-17 10:22:12,072 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:22:12,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:22:12,073 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:22:12,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:22:12,074 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:22:12,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:22:12,074 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:22:12,074 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:22:12,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:22:12,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:22:12,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:22:12,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:22:12,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:22:12,076 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:22:12,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:22:12,076 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:22:12,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:22:12,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:22:12,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:22:12,077 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:22:12,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:22:12,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:22:12,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:22:12,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:22:12,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:22:12,078 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:22:12,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:22:12,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:22:12,079 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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 [2019-09-17 10:22:12,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:22:12,123 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:22:12,126 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:22:12,128 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:22:12,128 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:22:12,129 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product48.cil.c [2019-09-17 10:22:12,191 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/448d386c4/a30448fc6d9d456ea22a1cb9e564fb22/FLAGf4292d514 [2019-09-17 10:22:12,681 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:22:12,682 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product48.cil.c [2019-09-17 10:22:12,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/448d386c4/a30448fc6d9d456ea22a1cb9e564fb22/FLAGf4292d514 [2019-09-17 10:22:13,019 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/448d386c4/a30448fc6d9d456ea22a1cb9e564fb22 [2019-09-17 10:22:13,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:22:13,031 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:22:13,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:22:13,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:22:13,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:22:13,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@772ff177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13, skipping insertion in model container [2019-09-17 10:22:13,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,047 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:22:13,104 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:22:13,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:22:13,605 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:22:13,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:22:13,728 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:22:13,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13 WrapperNode [2019-09-17 10:22:13,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:22:13,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:22:13,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:22:13,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:22:13,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,797 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:22:13,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:22:13,818 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:22:13,818 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:22:13,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (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 [2019-09-17 10:22:13,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:22:13,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:22:13,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 10:22:13,894 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 10:22:13,894 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 10:22:13,894 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 10:22:13,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 10:22:13,894 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 10:22:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 10:22:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 10:22:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 10:22:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 10:22:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 10:22:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 10:22:13,896 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 10:22:13,896 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 10:22:13,896 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 10:22:13,896 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 10:22:13,896 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 10:22:13,896 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-17 10:22:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 10:22:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 10:22:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 10:22:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 10:22:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 10:22:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 10:22:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 10:22:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 10:22:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 10:22:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 10:22:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 10:22:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 10:22:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 10:22:13,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 10:22:13,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 10:22:13,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 10:22:13,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 10:22:13,899 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 10:22:13,899 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 10:22:13,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 10:22:13,900 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 10:22:13,900 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:22:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:22:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 10:22:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 10:22:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 10:22:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 10:22:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 10:22:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 10:22:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 10:22:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 10:22:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 10:22:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 10:22:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 10:22:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 10:22:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 10:22:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 10:22:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 10:22:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 10:22:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 10:22:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 10:22:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 10:22:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 10:22:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 10:22:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 10:22:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 10:22:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 10:22:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 10:22:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 10:22:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 10:22:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 10:22:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 10:22:13,905 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-17 10:22:13,905 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 10:22:13,905 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 10:22:13,905 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 10:22:13,906 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 10:22:13,907 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 10:22:13,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 10:22:13,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 10:22:13,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 10:22:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 10:22:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 10:22:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 10:22:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 10:22:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 10:22:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 10:22:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 10:22:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 10:22:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 10:22:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 10:22:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 10:22:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 10:22:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 10:22:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:22:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:22:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 10:22:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:22:15,566 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:22:15,567 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 10:22:15,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:22:15 BoogieIcfgContainer [2019-09-17 10:22:15,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:22:15,569 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:22:15,570 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:22:15,570 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:22:15,571 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:22:15" (1/1) ... [2019-09-17 10:22:15,572 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 10:22:15,608 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:22:15,608 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:22:15,622 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:22:15,629 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:22:15,631 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:22:38,499 WARN L191 SmtUtils]: Spent 14.23 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 10:22:40,236 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 10:22:44,280 WARN L191 SmtUtils]: Spent 4.04 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 10:22:44,577 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 10:22:44,588 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 119 for LOIs [2019-09-17 10:22:44,636 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 119 for LOIs [2019-09-17 10:22:44,659 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 119 for LOIs [2019-09-17 10:22:45,122 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:22:45,559 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:22:45,952 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:22:47,098 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-17 10:22:47,482 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:22:48,069 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:48,438 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:22:48,778 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:49,120 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:50,162 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:22:50,502 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:22:50,880 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:51,246 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:51,639 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:51,986 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:52,977 WARN L191 SmtUtils]: Spent 984.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:53,317 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:53,679 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:54,034 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:54,376 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:55,411 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:55,750 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:56,079 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:56,414 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:56,784 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:57,126 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:57,463 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:58,453 WARN L191 SmtUtils]: Spent 983.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:58,833 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:59,185 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:59,536 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:59,880 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:00,872 WARN L191 SmtUtils]: Spent 984.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:01,192 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:01,519 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:01,857 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:02,252 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:02,618 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:02,951 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:03,293 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:03,634 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:03,973 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:04,311 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:04,646 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:04,984 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:23:05,319 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:23:05,655 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:23:05,990 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:23:06,329 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:23:06,682 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:23:07,027 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:23:07,360 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:23:08,324 WARN L191 SmtUtils]: Spent 940.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:09,314 WARN L191 SmtUtils]: Spent 987.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:10,280 WARN L191 SmtUtils]: Spent 963.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:11,255 WARN L191 SmtUtils]: Spent 973.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:12,215 WARN L191 SmtUtils]: Spent 957.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:13,182 WARN L191 SmtUtils]: Spent 965.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:14,157 WARN L191 SmtUtils]: Spent 972.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:15,121 WARN L191 SmtUtils]: Spent 962.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:15,473 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:15,806 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:16,132 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:16,470 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:16,790 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:17,114 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:17,446 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:17,781 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:18,754 WARN L191 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:23:19,752 WARN L191 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:23:20,718 WARN L191 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:23:21,679 WARN L191 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:23:22,640 WARN L191 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:23:23,641 WARN L191 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:23:24,611 WARN L191 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:23:25,571 WARN L191 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:23:26,085 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:26,476 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:26,789 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:27,793 WARN L191 SmtUtils]: Spent 995.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:28,116 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:28,448 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:29,284 WARN L191 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:23:30,187 WARN L191 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:23:30,531 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:30,879 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:31,216 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:32,244 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:32,573 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:32,904 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:33,747 WARN L191 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:23:34,682 WARN L191 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:23:35,030 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:35,376 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:35,722 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:36,707 WARN L191 SmtUtils]: Spent 980.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:37,034 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:37,365 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:38,202 WARN L191 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:23:39,103 WARN L191 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:23:39,452 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:39,802 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:40,138 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:41,139 WARN L191 SmtUtils]: Spent 996.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:41,475 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:41,796 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:42,629 WARN L191 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:23:43,545 WARN L191 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:23:43,895 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:44,242 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:44,580 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:45,577 WARN L191 SmtUtils]: Spent 992.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:45,909 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:46,242 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:47,089 WARN L191 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:23:47,991 WARN L191 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:23:48,305 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:23:48,654 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:48,996 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:49,339 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:50,330 WARN L191 SmtUtils]: Spent 986.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:50,658 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:50,982 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:51,817 WARN L191 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:23:52,736 WARN L191 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:23:53,057 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:23:54,043 WARN L191 SmtUtils]: Spent 983.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:23:54,413 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:54,761 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:55,098 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:56,103 WARN L191 SmtUtils]: Spent 997.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:56,431 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:56,752 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:57,606 WARN L191 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:23:57,915 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:23:58,857 WARN L191 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:23:59,225 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:59,569 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:59,913 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:24:00,247 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:24:01,237 WARN L191 SmtUtils]: Spent 985.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:24:01,584 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:24:01,916 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:24:02,759 WARN L191 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:24:03,090 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:24:03,429 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:24:03,763 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:24:04,750 WARN L191 SmtUtils]: Spent 982.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:24:05,080 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:24:05,084 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 10:24:05,085 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 108 for LOIs [2019-09-17 10:24:05,747 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 102 [2019-09-17 10:24:06,401 WARN L191 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 102 [2019-09-17 10:24:07,049 WARN L191 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2019-09-17 10:24:07,051 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 102 for LOIs [2019-09-17 10:24:07,056 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 102 for LOIs [2019-09-17 10:24:07,266 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-17 10:24:07,267 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:24:07,267 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:24:07,269 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 809#(and (<= |#t~string58.offset| 0) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= |#t~string24.offset| 0) (<= |#t~string1.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string26.offset|) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= |#t~string9.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string5.offset|) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 4 ~cleanupTimeShifts~0) (<= 0 |#t~string34.offset|) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string26.offset| 0) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)) [2019-09-17 10:24:07,284 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:24:07,284 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:24:07,285 INFO L168 Benchmark]: Toolchain (without parser) took 114255.11 ms. Allocated memory was 130.5 MB in the beginning and 269.0 MB in the end (delta: 138.4 MB). Free memory was 85.3 MB in the beginning and 162.5 MB in the end (delta: -77.2 MB). Peak memory consumption was 61.2 MB. Max. memory is 7.1 GB. [2019-09-17 10:24:07,286 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 10:24:07,287 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.78 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 85.1 MB in the beginning and 162.1 MB in the end (delta: -77.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-17 10:24:07,287 INFO L168 Benchmark]: Boogie Preprocessor took 88.06 ms. Allocated memory is still 198.7 MB. Free memory was 162.1 MB in the beginning and 157.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-17 10:24:07,288 INFO L168 Benchmark]: RCFGBuilder took 1751.56 ms. Allocated memory was 198.7 MB in the beginning and 217.6 MB in the end (delta: 18.9 MB). Free memory was 157.4 MB in the beginning and 141.2 MB in the end (delta: 16.2 MB). Peak memory consumption was 93.7 MB. Max. memory is 7.1 GB. [2019-09-17 10:24:07,289 INFO L168 Benchmark]: Sifa took 111714.91 ms. Allocated memory was 217.6 MB in the beginning and 269.0 MB in the end (delta: 51.4 MB). Free memory was 141.2 MB in the beginning and 162.5 MB in the end (delta: -21.3 MB). Peak memory consumption was 30.1 MB. Max. memory is 7.1 GB. [2019-09-17 10:24:07,291 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 696.78 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 85.1 MB in the beginning and 162.1 MB in the end (delta: -77.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.06 ms. Allocated memory is still 198.7 MB. Free memory was 162.1 MB in the beginning and 157.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1751.56 ms. Allocated memory was 198.7 MB in the beginning and 217.6 MB in the end (delta: 18.9 MB). Free memory was 157.4 MB in the beginning and 141.2 MB in the end (delta: 16.2 MB). Peak memory consumption was 93.7 MB. Max. memory is 7.1 GB. * Sifa took 111714.91 ms. Allocated memory was 217.6 MB in the beginning and 269.0 MB in the end (delta: 51.4 MB). Free memory was 141.2 MB in the beginning and 162.5 MB in the end (delta: -21.3 MB). Peak memory consumption was 30.1 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]: 111661, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 501, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 356, TOOLS_POST_TIME[ms]: 28736, TOOLS_POST_CALL_APPLICATIONS: 125, TOOLS_POST_CALL_TIME[ms]: 231, TOOLS_POST_RETURN_APPLICATIONS: 118, TOOLS_POST_RETURN_TIME[ms]: 109, TOOLS_QUANTIFIERELIM_APPLICATIONS: 598, TOOLS_QUANTIFIERELIM_TIME[ms]: 28893, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28585, FLUID_QUERY_TIME[ms]: 22, FLUID_QUERIES: 515, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 206, DOMAIN_JOIN_TIME[ms]: 81976, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 6, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 48, DOMAIN_ISBOTTOM_APPLICATIONS: 117, DOMAIN_ISBOTTOM_TIME[ms]: 351, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 38903, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 38902, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 118, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 29256, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 29255, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 49, DAG_COMPRESSION_PROCESSED_NODES: 1302, DAG_COMPRESSION_RETAINED_NODES: 340 - UnprovableResult [Line: 885]: 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 809#(and (<= |#t~string58.offset| 0) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= |#t~string24.offset| 0) (<= |#t~string1.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string26.offset|) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= |#t~string9.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string5.offset|) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 4 ~cleanupTimeShifts~0) (<= 0 |#t~string34.offset|) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string26.offset| 0) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...