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_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:29:02,320 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:29:02,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:29:02,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:29:02,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:29:02,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:29:02,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:29:02,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:29:02,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:29:02,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:29:02,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:29:02,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:29:02,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:29:02,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:29:02,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:29:02,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:29:02,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:29:02,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:29:02,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:29:02,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:29:02,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:29:02,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:29:02,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:29:02,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:29:02,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:29:02,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:29:02,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:29:02,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:29:02,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:29:02,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:29:02,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:29:02,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:29:02,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:29:02,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:29:02,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:29:02,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:29:02,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:29:02,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:29:02,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:29:02,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:29:02,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:29:02,408 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 11:29:02,434 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:29:02,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:29:02,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:29:02,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:29:02,437 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:29:02,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:29:02,437 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:29:02,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:29:02,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:29:02,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:29:02,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:29:02,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:29:02,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:29:02,440 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:29:02,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:29:02,440 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:29:02,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:29:02,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:29:02,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:29:02,441 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:29:02,441 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:29:02,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:29:02,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:29:02,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:29:02,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:29:02,442 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:29:02,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:29:02,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:29:02,443 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 11:29:02,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:29:02,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:29:02,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:29:02,499 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:29:02,499 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:29:02,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product34.cil.c [2019-09-06 11:29:02,555 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/683aa6ca0/115968206c4d4d518692e7ff7a9cfc6f/FLAG06950c100 [2019-09-06 11:29:03,040 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:29:03,040 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product34.cil.c [2019-09-06 11:29:03,062 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/683aa6ca0/115968206c4d4d518692e7ff7a9cfc6f/FLAG06950c100 [2019-09-06 11:29:03,307 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/683aa6ca0/115968206c4d4d518692e7ff7a9cfc6f [2019-09-06 11:29:03,316 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:29:03,317 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:29:03,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:29:03,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:29:03,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:29:03,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:29:03" (1/1) ... [2019-09-06 11:29:03,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24066f8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:03, skipping insertion in model container [2019-09-06 11:29:03,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:29:03" (1/1) ... [2019-09-06 11:29:03,333 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:29:03,397 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:29:03,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:29:03,845 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:29:03,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:29:03,969 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:29:03,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:03 WrapperNode [2019-09-06 11:29:03,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:29:03,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:29:03,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:29:03,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:29:03,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:03" (1/1) ... [2019-09-06 11:29:03,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:03" (1/1) ... [2019-09-06 11:29:03,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:03" (1/1) ... [2019-09-06 11:29:03,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:03" (1/1) ... [2019-09-06 11:29:04,027 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:03" (1/1) ... [2019-09-06 11:29:04,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:03" (1/1) ... [2019-09-06 11:29:04,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:03" (1/1) ... [2019-09-06 11:29:04,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:29:04,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:29:04,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:29:04,050 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:29:04,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:29:03" (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 11:29:04,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:29:04,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:29:04,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-06 11:29:04,116 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-06 11:29:04,116 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-06 11:29:04,116 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-06 11:29:04,116 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-06 11:29:04,116 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-06 11:29:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:29:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-06 11:29:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-06 11:29:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-06 11:29:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-06 11:29:04,118 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-06 11:29:04,118 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-06 11:29:04,118 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-06 11:29:04,118 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-06 11:29:04,118 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-06 11:29:04,119 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-06 11:29:04,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-06 11:29:04,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-06 11:29:04,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-06 11:29:04,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-06 11:29:04,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-06 11:29:04,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-06 11:29:04,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-06 11:29:04,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-06 11:29:04,120 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-06 11:29:04,120 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-06 11:29:04,120 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-06 11:29:04,121 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-06 11:29:04,121 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-06 11:29:04,121 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-06 11:29:04,121 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-06 11:29:04,121 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-06 11:29:04,121 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-06 11:29:04,122 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-06 11:29:04,122 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-06 11:29:04,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:29:04,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 11:29:04,122 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-06 11:29:04,122 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-06 11:29:04,122 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-06 11:29:04,123 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-06 11:29:04,123 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-06 11:29:04,123 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-06 11:29:04,123 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-06 11:29:04,123 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-06 11:29:04,123 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-06 11:29:04,124 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-06 11:29:04,124 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-06 11:29:04,124 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-06 11:29:04,124 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-06 11:29:04,124 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-06 11:29:04,124 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:29:04,124 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-06 11:29:04,125 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-06 11:29:04,125 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-06 11:29:04,125 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-06 11:29:04,125 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-06 11:29:04,125 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-06 11:29:04,125 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-06 11:29:04,125 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-06 11:29:04,126 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-06 11:29:04,126 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-06 11:29:04,126 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-06 11:29:04,126 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-06 11:29:04,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 11:29:04,126 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-06 11:29:04,127 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 11:29:04,127 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 11:29:04,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-06 11:29:04,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 11:29:04,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 11:29:04,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 11:29:04,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 11:29:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-06 11:29:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 11:29:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-06 11:29:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-06 11:29:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 11:29:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-06 11:29:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-06 11:29:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-06 11:29:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-06 11:29:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-06 11:29:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-06 11:29:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:29:04,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 11:29:04,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:29:05,136 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:29:05,137 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-06 11:29:05,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:29:05 BoogieIcfgContainer [2019-09-06 11:29:05,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:29:05,139 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:29:05,139 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:29:05,140 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:29:05,141 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:29:05" (1/1) ... [2019-09-06 11:29:05,142 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 11:29:05,170 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:29:05,170 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:29:05,181 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:29:05,207 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:29:05,208 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:29:05,381 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 114 for LOIs [2019-09-06 11:29:05,447 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 114 for LOIs [2019-09-06 11:29:05,451 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 114 for LOIs [2019-09-06 11:29:06,977 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-06 11:29:06,979 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 106 for LOIs [2019-09-06 11:29:07,016 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 104 for LOIs [2019-09-06 11:29:07,059 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 104 for LOIs [2019-09-06 11:29:07,062 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:29:07,062 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:29:07,064 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 573#(or (and (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string46.offset|) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string51.offset|) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= 0 |#t~string10.offset|) (<= |#t~string71.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string45.offset| 0) (<= |#t~string47.offset| 0) (<= |#t~string65.offset| 0) (<= 0 |#t~string43.offset|) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string14.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string42.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 ~pumpRunning~0) (<= |#t~string43.offset| 0) (<= 0 |#t~string16.offset|) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= 0 |#t~string14.offset|) (<= 0 |#t~string71.offset|) (<= |#t~string46.offset| 0) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string20.offset| 0) (<= |#t~string8.offset| 0)) (and (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string46.offset|) (<= ~pumpRunning~0 1) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string51.offset|) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= 0 |#t~string10.offset|) (<= |#t~string71.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string45.offset| 0) (<= |#t~string47.offset| 0) (<= |#t~string65.offset| 0) (<= 0 |#t~string43.offset|) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string14.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string42.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 ~pumpRunning~0) (<= |#t~string43.offset| 0) (<= 0 |#t~string16.offset|) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= 0 |#t~string14.offset|) (<= 0 |#t~string71.offset|) (<= |#t~string46.offset| 0) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string20.offset| 0) (<= |#t~string8.offset| 0))) [2019-09-06 11:29:07,078 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:29:07,078 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:29:07,081 INFO L168 Benchmark]: Toolchain (without parser) took 3762.53 ms. Allocated memory was 138.9 MB in the beginning and 264.2 MB in the end (delta: 125.3 MB). Free memory was 84.6 MB in the beginning and 120.7 MB in the end (delta: -36.0 MB). Peak memory consumption was 89.3 MB. Max. memory is 7.1 GB. [2019-09-06 11:29:07,082 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 138.9 MB. Free memory is still 103.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 11:29:07,083 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.03 ms. Allocated memory was 138.9 MB in the beginning and 198.2 MB in the end (delta: 59.2 MB). Free memory was 84.2 MB in the beginning and 164.2 MB in the end (delta: -80.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-09-06 11:29:07,084 INFO L168 Benchmark]: Boogie Preprocessor took 78.17 ms. Allocated memory is still 198.2 MB. Free memory was 164.2 MB in the beginning and 159.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-06 11:29:07,084 INFO L168 Benchmark]: RCFGBuilder took 1089.75 ms. Allocated memory is still 198.2 MB. Free memory was 159.6 MB in the beginning and 77.7 MB in the end (delta: 81.9 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. [2019-09-06 11:29:07,085 INFO L168 Benchmark]: Sifa took 1939.17 ms. Allocated memory was 198.2 MB in the beginning and 264.2 MB in the end (delta: 66.1 MB). Free memory was 77.7 MB in the beginning and 120.7 MB in the end (delta: -43.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2019-09-06 11:29:07,089 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 138.9 MB. Free memory is still 103.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 652.03 ms. Allocated memory was 138.9 MB in the beginning and 198.2 MB in the end (delta: 59.2 MB). Free memory was 84.2 MB in the beginning and 164.2 MB in the end (delta: -80.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.17 ms. Allocated memory is still 198.2 MB. Free memory was 164.2 MB in the beginning and 159.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1089.75 ms. Allocated memory is still 198.2 MB. Free memory was 159.6 MB in the beginning and 77.7 MB in the end (delta: 81.9 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. * Sifa took 1939.17 ms. Allocated memory was 198.2 MB in the beginning and 264.2 MB in the end (delta: 66.1 MB). Free memory was 77.7 MB in the beginning and 120.7 MB in the end (delta: -43.0 MB). Peak memory consumption was 23.1 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]: 1895, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 373, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 281, TOOLS_POST_TIME[ms]: 213, TOOLS_POST_CALL_APPLICATIONS: 72, TOOLS_POST_CALL_TIME[ms]: 200, TOOLS_POST_RETURN_APPLICATIONS: 65, TOOLS_POST_RETURN_TIME[ms]: 195, TOOLS_QUANTIFIERELIM_TIME[ms]: 441, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 376, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 138, DOMAIN_JOIN_TIME[ms]: 538, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 6, DOMAIN_ISSUBSETEQ_APPLICATIONS: 95, DOMAIN_ISSUBSETEQ_TIME[ms]: 262, DOMAIN_ISBOTTOM_APPLICATIONS: 85, DOMAIN_ISBOTTOM_TIME[ms]: 270, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1395, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1395, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 65, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1022, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 479, DAG_COMPRESSION_RETAINED_NODES: 219 - UnprovableResult [Line: 786]: 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 573#(or (and (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string46.offset|) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string51.offset|) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= 0 |#t~string10.offset|) (<= |#t~string71.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string45.offset| 0) (<= |#t~string47.offset| 0) (<= |#t~string65.offset| 0) (<= 0 |#t~string43.offset|) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string14.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string42.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 ~pumpRunning~0) (<= |#t~string43.offset| 0) (<= 0 |#t~string16.offset|) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= 0 |#t~string14.offset|) (<= 0 |#t~string71.offset|) (<= |#t~string46.offset| 0) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string20.offset| 0) (<= |#t~string8.offset| 0)) (and (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string46.offset|) (<= ~pumpRunning~0 1) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string51.offset|) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= 0 |#t~string10.offset|) (<= |#t~string71.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string45.offset| 0) (<= |#t~string47.offset| 0) (<= |#t~string65.offset| 0) (<= 0 |#t~string43.offset|) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string14.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string42.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 ~pumpRunning~0) (<= |#t~string43.offset| 0) (<= 0 |#t~string16.offset|) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= 0 |#t~string14.offset|) (<= 0 |#t~string71.offset|) (<= |#t~string46.offset| 0) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string20.offset| 0) (<= |#t~string8.offset| 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...