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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 12:23:20,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 12:23:20,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 12:23:20,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 12:23:20,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 12:23:20,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 12:23:20,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 12:23:20,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 12:23:20,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 12:23:20,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 12:23:20,473 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 12:23:20,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 12:23:20,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 12:23:20,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 12:23:20,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 12:23:20,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 12:23:20,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 12:23:20,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 12:23:20,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 12:23:20,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 12:23:20,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 12:23:20,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 12:23:20,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 12:23:20,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 12:23:20,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 12:23:20,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 12:23:20,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 12:23:20,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 12:23:20,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 12:23:20,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 12:23:20,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 12:23:20,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 12:23:20,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 12:23:20,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 12:23:20,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 12:23:20,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 12:23:20,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 12:23:20,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 12:23:20,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 12:23:20,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 12:23:20,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 12:23:20,517 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 [2019-08-08 12:23:20,538 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 12:23:20,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 12:23:20,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 12:23:20,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 12:23:20,543 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 12:23:20,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 12:23:20,544 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 12:23:20,544 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 12:23:20,544 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 12:23:20,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 12:23:20,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 12:23:20,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 12:23:20,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 12:23:20,545 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 12:23:20,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 12:23:20,546 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 12:23:20,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 12:23:20,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 12:23:20,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 12:23:20,547 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 12:23:20,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 12:23:20,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 12:23:20,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 12:23:20,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 12:23:20,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 12:23:20,548 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 12:23:20,548 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 12:23:20,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 12:23:20,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 12:23:20,578 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 12:23:20,595 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 12:23:20,599 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 12:23:20,600 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 12:23:20,601 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 12:23:20,602 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c [2019-08-08 12:23:20,675 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b82a3715/8184d667ed3746e79e6dce4400321c6e/FLAG98e1d5427 [2019-08-08 12:23:21,213 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 12:23:21,214 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c [2019-08-08 12:23:21,241 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b82a3715/8184d667ed3746e79e6dce4400321c6e/FLAG98e1d5427 [2019-08-08 12:23:21,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b82a3715/8184d667ed3746e79e6dce4400321c6e [2019-08-08 12:23:21,483 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 12:23:21,484 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 12:23:21,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 12:23:21,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 12:23:21,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 12:23:21,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 12:23:21" (1/1) ... [2019-08-08 12:23:21,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a9b9cd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:21, skipping insertion in model container [2019-08-08 12:23:21,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 12:23:21" (1/1) ... [2019-08-08 12:23:21,501 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 12:23:21,565 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 12:23:21,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 12:23:21,923 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 12:23:22,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 12:23:22,142 INFO L192 MainTranslator]: Completed translation [2019-08-08 12:23:22,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:22 WrapperNode [2019-08-08 12:23:22,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 12:23:22,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 12:23:22,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 12:23:22,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 12:23:22,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:22" (1/1) ... [2019-08-08 12:23:22,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:22" (1/1) ... [2019-08-08 12:23:22,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:22" (1/1) ... [2019-08-08 12:23:22,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:22" (1/1) ... [2019-08-08 12:23:22,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:22" (1/1) ... [2019-08-08 12:23:22,213 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:22" (1/1) ... [2019-08-08 12:23:22,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:22" (1/1) ... [2019-08-08 12:23:22,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 12:23:22,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 12:23:22,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 12:23:22,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 12:23:22,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:22" (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 [2019-08-08 12:23:22,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 12:23:22,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 12:23:22,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-08-08 12:23:22,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-08-08 12:23:22,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-08-08 12:23:22,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-08-08 12:23:22,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-08-08 12:23:22,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-08-08 12:23:22,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-08-08 12:23:22,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-08-08 12:23:22,297 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-08-08 12:23:22,297 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-08-08 12:23:22,297 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-08-08 12:23:22,297 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-08-08 12:23:22,297 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 12:23:22,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-08-08 12:23:22,298 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-08-08 12:23:22,298 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-08-08 12:23:22,298 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-08-08 12:23:22,298 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-08-08 12:23:22,298 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-08-08 12:23:22,299 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-08-08 12:23:22,299 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-08-08 12:23:22,299 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-08-08 12:23:22,299 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-08-08 12:23:22,299 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-08-08 12:23:22,299 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-08-08 12:23:22,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-08-08 12:23:22,300 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-08-08 12:23:22,300 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-08-08 12:23:22,300 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-08-08 12:23:22,300 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-08-08 12:23:22,301 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-08-08 12:23:22,301 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-08-08 12:23:22,301 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-08-08 12:23:22,301 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-08-08 12:23:22,301 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-08-08 12:23:22,301 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-08-08 12:23:22,302 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-08-08 12:23:22,302 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-08-08 12:23:22,302 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-08-08 12:23:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 12:23:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 12:23:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-08 12:23:22,303 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-08 12:23:22,303 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-08 12:23:22,303 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-08 12:23:22,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-08-08 12:23:22,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-08 12:23:22,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-08 12:23:22,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 12:23:22,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-08 12:23:22,304 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-08-08 12:23:22,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 12:23:22,304 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-08-08 12:23:22,304 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-08-08 12:23:22,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 12:23:22,305 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-08-08 12:23:22,305 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-08-08 12:23:22,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 12:23:22,305 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-08-08 12:23:22,305 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-08-08 12:23:22,305 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-08-08 12:23:22,305 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-08-08 12:23:22,306 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-08-08 12:23:22,306 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-08-08 12:23:22,306 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-08-08 12:23:22,306 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-08-08 12:23:22,306 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-08-08 12:23:22,306 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-08-08 12:23:22,307 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-08-08 12:23:22,307 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-08-08 12:23:22,307 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-08-08 12:23:22,307 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-08-08 12:23:22,307 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-08-08 12:23:22,307 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-08-08 12:23:22,308 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-08-08 12:23:22,308 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 12:23:22,308 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-08-08 12:23:22,308 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-08-08 12:23:22,308 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-08-08 12:23:22,308 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-08-08 12:23:22,309 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-08-08 12:23:22,309 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-08-08 12:23:22,309 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-08-08 12:23:22,309 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-08-08 12:23:22,309 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-08-08 12:23:22,309 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-08-08 12:23:22,309 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-08-08 12:23:22,310 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-08-08 12:23:22,310 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-08-08 12:23:22,310 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-08-08 12:23:22,310 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-08-08 12:23:22,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 12:23:22,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-08 12:23:22,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 12:23:24,048 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 12:23:24,049 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-08 12:23:24,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 12:23:24 BoogieIcfgContainer [2019-08-08 12:23:24,050 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 12:23:24,051 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 12:23:24,051 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 12:23:24,052 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 12:23:24,053 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 12:23:24" (1/1) ... [2019-08-08 12:23:24,065 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 12:23:24,068 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 12:23:24,077 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 12:23:24,086 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 12:23:24,088 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 12:23:24,206 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 452 [2019-08-08 12:23:24,253 INFO L185 IcfgInterpreter]: Interpreting procedure runTest with input of size 452 [2019-08-08 12:23:24,260 INFO L185 IcfgInterpreter]: Interpreting procedure test with input of size 452 [2019-08-08 12:23:24,513 INFO L185 IcfgInterpreter]: Interpreting procedure cleanup with input of size 27 [2019-08-08 12:23:24,581 INFO L185 IcfgInterpreter]: Interpreting procedure timeShift with input of size 1 [2019-08-08 12:23:24,584 INFO L185 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 [2019-08-08 12:23:24,586 INFO L185 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 12 [2019-08-08 12:23:24,589 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 12:23:24,589 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 12:23:24,595 INFO L179 IcfgInterpreter]: Location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 474#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-08-08 12:23:24,597 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 12:23:24,605 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 12:23:24,608 INFO L168 Benchmark]: Toolchain (without parser) took 3122.62 ms. Allocated memory was 139.5 MB in the beginning and 224.4 MB in the end (delta: 84.9 MB). Free memory was 85.9 MB in the beginning and 152.5 MB in the end (delta: -66.5 MB). Peak memory consumption was 77.4 MB. Max. memory is 7.1 GB. [2019-08-08 12:23:24,609 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 139.5 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-08 12:23:24,611 INFO L168 Benchmark]: CACSL2BoogieTranslator took 657.65 ms. Allocated memory was 139.5 MB in the beginning and 200.8 MB in the end (delta: 61.3 MB). Free memory was 85.9 MB in the beginning and 167.9 MB in the end (delta: -82.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2019-08-08 12:23:24,613 INFO L168 Benchmark]: Boogie Preprocessor took 84.11 ms. Allocated memory is still 200.8 MB. Free memory was 167.9 MB in the beginning and 163.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-08-08 12:23:24,616 INFO L168 Benchmark]: RCFGBuilder took 1822.96 ms. Allocated memory is still 200.8 MB. Free memory was 163.0 MB in the beginning and 82.3 MB in the end (delta: 80.6 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB. [2019-08-08 12:23:24,617 INFO L168 Benchmark]: Symbolic Interpretation took 554.24 ms. Allocated memory was 200.8 MB in the beginning and 224.4 MB in the end (delta: 23.6 MB). Free memory was 81.4 MB in the beginning and 152.5 MB in the end (delta: -71.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-08-08 12:23:24,627 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 543]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 139.5 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 657.65 ms. Allocated memory was 139.5 MB in the beginning and 200.8 MB in the end (delta: 61.3 MB). Free memory was 85.9 MB in the beginning and 167.9 MB in the end (delta: -82.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.11 ms. Allocated memory is still 200.8 MB. Free memory was 167.9 MB in the beginning and 163.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1822.96 ms. Allocated memory is still 200.8 MB. Free memory was 163.0 MB in the beginning and 82.3 MB in the end (delta: 80.6 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 554.24 ms. Allocated memory was 200.8 MB in the beginning and 224.4 MB in the end (delta: 23.6 MB). Free memory was 81.4 MB in the beginning and 152.5 MB in the end (delta: -71.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...