java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:29:31,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:29:31,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:29:31,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:29:31,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:29:31,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:29:31,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:29:31,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:29:31,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:29:31,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:29:31,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:29:31,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:29:31,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:29:31,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:29:31,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:29:31,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:29:31,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:29:31,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:29:31,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:29:31,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:29:31,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:29:31,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:29:31,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:29:31,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:29:31,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:29:31,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:29:31,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:29:31,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:29:31,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:29:31,135 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:29:31,135 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:29:31,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:29:31,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:29:31,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:29:31,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:29:31,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:29:31,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:29:31,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:29:31,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:29:31,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:29:31,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:29:31,143 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-06 11:29:31,161 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:29:31,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:29:31,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:29:31,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:29:31,164 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:29:31,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:29:31,165 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:29:31,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:29:31,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:29:31,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:29:31,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:29:31,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:29:31,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:29:31,166 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:29:31,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:29:31,167 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:29:31,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:29:31,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:29:31,167 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:29:31,167 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:29:31,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:29:31,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:29:31,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:29:31,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:29:31,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:29:31,170 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:29:31,170 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:29:31,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:29:31,171 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 11:29:31,229 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:29:31,246 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:29:31,250 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:29:31,252 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:29:31,252 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:29:31,255 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c [2019-09-06 11:29:31,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/931e67dd6/9e5758e6c348401a9310f56523604c56/FLAG1c2b10746 [2019-09-06 11:29:31,877 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:29:31,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c [2019-09-06 11:29:31,895 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/931e67dd6/9e5758e6c348401a9310f56523604c56/FLAG1c2b10746 [2019-09-06 11:29:32,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/931e67dd6/9e5758e6c348401a9310f56523604c56 [2019-09-06 11:29:32,110 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:29:32,111 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:29:32,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:29:32,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:29:32,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:29:32,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:29:32" (1/1) ... [2019-09-06 11:29:32,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cbd1c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:32, skipping insertion in model container [2019-09-06 11:29:32,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:29:32" (1/1) ... [2019-09-06 11:29:32,129 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:29:32,196 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:29:32,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:29:32,725 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:29:32,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:29:32,871 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:29:32,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:32 WrapperNode [2019-09-06 11:29:32,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:29:32,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:29:32,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:29:32,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:29:32,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:32" (1/1) ... [2019-09-06 11:29:32,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:32" (1/1) ... [2019-09-06 11:29:32,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:32" (1/1) ... [2019-09-06 11:29:32,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:32" (1/1) ... [2019-09-06 11:29:32,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:32" (1/1) ... [2019-09-06 11:29:32,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:32" (1/1) ... [2019-09-06 11:29:32,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:32" (1/1) ... [2019-09-06 11:29:33,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:29:33,012 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:29:33,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:29:33,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:29:33,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:32" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:29:33,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:29:33,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:29:33,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-06 11:29:33,074 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-06 11:29:33,074 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-06 11:29:33,074 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-06 11:29:33,074 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-06 11:29:33,074 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-06 11:29:33,075 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-06 11:29:33,075 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-06 11:29:33,075 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-06 11:29:33,075 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-06 11:29:33,075 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-06 11:29:33,075 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-06 11:29:33,076 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-06 11:29:33,076 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:29:33,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-06 11:29:33,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-06 11:29:33,076 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-06 11:29:33,077 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-06 11:29:33,077 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-06 11:29:33,077 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-06 11:29:33,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-06 11:29:33,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-06 11:29:33,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-06 11:29:33,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-06 11:29:33,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-06 11:29:33,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-06 11:29:33,078 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-06 11:29:33,078 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-06 11:29:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-06 11:29:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-06 11:29:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-06 11:29:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-06 11:29:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-06 11:29:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-06 11:29:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-06 11:29:33,080 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-06 11:29:33,080 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-06 11:29:33,080 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-06 11:29:33,080 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-06 11:29:33,080 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-06 11:29:33,080 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:29:33,081 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 11:29:33,081 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-06 11:29:33,081 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-06 11:29:33,081 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-06 11:29:33,081 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-06 11:29:33,082 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-06 11:29:33,082 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-06 11:29:33,082 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-06 11:29:33,082 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-06 11:29:33,082 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-06 11:29:33,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 11:29:33,082 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-06 11:29:33,083 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-06 11:29:33,083 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-06 11:29:33,083 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-06 11:29:33,083 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-06 11:29:33,083 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-06 11:29:33,083 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-06 11:29:33,084 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-06 11:29:33,084 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-06 11:29:33,084 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-06 11:29:33,084 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:29:33,084 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-06 11:29:33,084 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-06 11:29:33,084 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-06 11:29:33,085 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-06 11:29:33,085 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-06 11:29:33,085 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 11:29:33,085 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 11:29:33,085 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-06 11:29:33,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 11:29:33,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 11:29:33,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 11:29:33,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 11:29:33,086 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-06 11:29:33,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 11:29:33,086 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-06 11:29:33,087 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-06 11:29:33,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 11:29:33,087 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-06 11:29:33,087 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-06 11:29:33,087 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-06 11:29:33,087 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-06 11:29:33,088 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-06 11:29:33,088 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-06 11:29:33,088 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-06 11:29:33,088 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-06 11:29:33,088 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-06 11:29:33,088 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-06 11:29:33,088 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-06 11:29:33,089 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-06 11:29:33,089 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-06 11:29:33,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:29:33,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 11:29:33,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:29:34,239 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:29:34,240 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-06 11:29:34,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:29:34 BoogieIcfgContainer [2019-09-06 11:29:34,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:29:34,242 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:29:34,242 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:29:34,242 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:29:34,244 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:29:34" (1/1) ... [2019-09-06 11:29:34,244 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 11:29:34,269 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:29:34,269 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:29:34,278 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:29:34,288 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:29:34,290 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:29:34,405 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 114 for LOIs [2019-09-06 11:29:34,458 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 114 for LOIs [2019-09-06 11:29:34,465 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 114 for LOIs [2019-09-06 11:29:52,238 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-06 11:29:52,241 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 107 for LOIs [2019-09-06 11:29:52,300 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 102 for LOIs [2019-09-06 11:29:52,341 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 102 for LOIs [2019-09-06 11:29:52,342 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:29:52,343 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:29:52,345 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 6716#(and (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= |#t~string73.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (<= 0 |#t~string59.offset|) (<= |#t~string1.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string71.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string35.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string47.offset| 0) (<= |#t~string65.offset| 0) (<= 0 |#t~string36.offset|) (<= 0 |#t~string43.offset|) (<= |#t~string36.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string61.offset| 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= |#t~string37.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string5.offset|) (<= 0 ~pumpRunning~0) (<= |#t~string43.offset| 0) (<= 0 |#t~string73.offset|) (<= |#t~string3.offset| 0) (<= 0 |#t~string47.offset|) (<= 0 |#t~string38.offset|) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= 0 |#t~string71.offset|) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= 0 |#t~string34.offset|) (<= |#t~string38.offset| 0) (<= 0 |#t~string3.offset|)) [2019-09-06 11:29:52,362 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:29:52,362 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:29:52,366 INFO L168 Benchmark]: Toolchain (without parser) took 20253.55 ms. Allocated memory was 132.6 MB in the beginning and 692.1 MB in the end (delta: 559.4 MB). Free memory was 86.0 MB in the beginning and 587.0 MB in the end (delta: -501.0 MB). Peak memory consumption was 58.4 MB. Max. memory is 7.1 GB. [2019-09-06 11:29:52,369 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:29:52,371 INFO L168 Benchmark]: CACSL2BoogieTranslator took 759.50 ms. Allocated memory was 132.6 MB in the beginning and 201.3 MB in the end (delta: 68.7 MB). Free memory was 85.8 MB in the beginning and 164.1 MB in the end (delta: -78.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-06 11:29:52,372 INFO L168 Benchmark]: Boogie Preprocessor took 139.46 ms. Allocated memory is still 201.3 MB. Free memory was 164.1 MB in the beginning and 159.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-06 11:29:52,373 INFO L168 Benchmark]: RCFGBuilder took 1229.17 ms. Allocated memory was 201.3 MB in the beginning and 224.9 MB in the end (delta: 23.6 MB). Free memory was 159.7 MB in the beginning and 188.7 MB in the end (delta: -29.0 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. [2019-09-06 11:29:52,378 INFO L168 Benchmark]: Sifa took 18121.38 ms. Allocated memory was 224.9 MB in the beginning and 692.1 MB in the end (delta: 467.1 MB). Free memory was 188.7 MB in the beginning and 587.0 MB in the end (delta: -398.2 MB). Peak memory consumption was 68.9 MB. Max. memory is 7.1 GB. [2019-09-06 11:29:52,383 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 759.50 ms. Allocated memory was 132.6 MB in the beginning and 201.3 MB in the end (delta: 68.7 MB). Free memory was 85.8 MB in the beginning and 164.1 MB in the end (delta: -78.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 139.46 ms. Allocated memory is still 201.3 MB. Free memory was 164.1 MB in the beginning and 159.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1229.17 ms. Allocated memory was 201.3 MB in the beginning and 224.9 MB in the end (delta: 23.6 MB). Free memory was 159.7 MB in the beginning and 188.7 MB in the end (delta: -29.0 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. * Sifa took 18121.38 ms. Allocated memory was 224.9 MB in the beginning and 692.1 MB in the end (delta: 467.1 MB). Free memory was 188.7 MB in the beginning and 587.0 MB in the end (delta: -398.2 MB). Peak memory consumption was 68.9 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]: 18077, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 4455, DAG_INTERPRETER_EARLY_EXITS: 14, TOOLS_POST_APPLICATIONS: 3534, TOOLS_POST_TIME[ms]: 2341, TOOLS_POST_CALL_APPLICATIONS: 729, TOOLS_POST_CALL_TIME[ms]: 1288, TOOLS_POST_RETURN_APPLICATIONS: 722, TOOLS_POST_RETURN_TIME[ms]: 1941, TOOLS_QUANTIFIERELIM_TIME[ms]: 4198, FLUID_QUERY_TIME[ms]: 128, FLUID_QUERIES: 4652, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 1089, DOMAIN_JOIN_TIME[ms]: 2274, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 30, DOMAIN_WIDEN_TIME[ms]: 42, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3091, DOMAIN_ISSUBSETEQ_TIME[ms]: 7199, DOMAIN_ISBOTTOM_APPLICATIONS: 741, DOMAIN_ISBOTTOM_TIME[ms]: 2207, LOOP_SUMMARIZER_APPLICATIONS: 167, LOOP_SUMMARIZER_CACHE_MISSES: 167, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 15822, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 15820, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 197, CALL_SUMMARIZER_APPLICATIONS: 722, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 8258, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 92, DAG_COMPRESSION_PROCESSED_NODES: 2574, DAG_COMPRESSION_RETAINED_NODES: 984 - UnprovableResult [Line: 257]: 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 6716#(and (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= |#t~string73.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (<= 0 |#t~string59.offset|) (<= |#t~string1.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string71.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string35.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string47.offset| 0) (<= |#t~string65.offset| 0) (<= 0 |#t~string36.offset|) (<= 0 |#t~string43.offset|) (<= |#t~string36.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string61.offset| 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= |#t~string37.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string5.offset|) (<= 0 ~pumpRunning~0) (<= |#t~string43.offset| 0) (<= 0 |#t~string73.offset|) (<= |#t~string3.offset| 0) (<= 0 |#t~string47.offset|) (<= 0 |#t~string38.offset|) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= 0 |#t~string71.offset|) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= 0 |#t~string34.offset|) (<= |#t~string38.offset| 0) (<= 0 |#t~string3.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...