java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:38:46,458 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:38:46,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:38:46,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:38:46,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:38:46,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:38:46,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:38:46,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:38:46,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:38:46,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:38:46,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:38:46,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:38:46,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:38:46,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:38:46,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:38:46,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:38:46,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:38:46,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:38:46,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:38:46,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:38:46,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:38:46,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:38:46,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:38:46,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:38:46,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:38:46,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:38:46,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:38:46,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:38:46,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:38:46,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:38:46,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:38:46,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:38:46,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:38:46,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:38:46,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:38:46,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:38:46,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:38:46,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:38:46,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:38:46,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:38:46,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:38:46,507 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 [2019-09-21 08:38:46,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:38:46,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:38:46,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:38:46,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:38:46,523 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:38:46,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:38:46,524 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:38:46,524 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:38:46,524 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:38:46,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:38:46,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:38:46,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:38:46,525 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:38:46,525 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:38:46,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:38:46,525 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:38:46,526 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:38:46,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:38:46,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:38:46,526 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:38:46,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:38:46,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:38:46,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:38:46,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:38:46,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:38:46,528 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:38:46,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:38:46,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:38:46,528 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:38:46,564 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:38:46,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:38:46,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:38:46,582 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:38:46,583 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:38:46,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c [2019-09-21 08:38:46,649 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5beaabf0b/661d9896160a4ced8605605630bf78dd/FLAGf61bcf7c7 [2019-09-21 08:38:47,133 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:38:47,133 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c [2019-09-21 08:38:47,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5beaabf0b/661d9896160a4ced8605605630bf78dd/FLAGf61bcf7c7 [2019-09-21 08:38:47,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5beaabf0b/661d9896160a4ced8605605630bf78dd [2019-09-21 08:38:47,490 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:38:47,491 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:38:47,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:38:47,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:38:47,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:38:47,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:38:47" (1/1) ... [2019-09-21 08:38:47,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0db5b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:47, skipping insertion in model container [2019-09-21 08:38:47,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:38:47" (1/1) ... [2019-09-21 08:38:47,507 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:38:47,569 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:38:48,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:38:48,033 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:38:48,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:38:48,154 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:38:48,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:48 WrapperNode [2019-09-21 08:38:48,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:38:48,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:38:48,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:38:48,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:38:48,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:48" (1/1) ... [2019-09-21 08:38:48,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:48" (1/1) ... [2019-09-21 08:38:48,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:48" (1/1) ... [2019-09-21 08:38:48,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:48" (1/1) ... [2019-09-21 08:38:48,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:48" (1/1) ... [2019-09-21 08:38:48,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:48" (1/1) ... [2019-09-21 08:38:48,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:48" (1/1) ... [2019-09-21 08:38:48,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:38:48,296 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:38:48,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:38:48,297 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:38:48,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:48" (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 [2019-09-21 08:38:48,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:38:48,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:38:48,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:38:48,379 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:38:48,380 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:38:48,380 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:38:48,380 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:38:48,381 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:38:48,381 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:38:48,381 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:38:48,381 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:38:48,382 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:38:48,382 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:38:48,382 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:38:48,383 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:38:48,383 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:38:48,385 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:38:48,385 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:38:48,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:38:48,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:38:48,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:38:48,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:38:48,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:38:48,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:38:48,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:38:48,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:38:48,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:38:48,387 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:38:48,387 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:38:48,387 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:38:48,387 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:38:48,387 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:38:48,387 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:38:48,388 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:38:48,388 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:38:48,388 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:38:48,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:38:48,389 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:38:48,389 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:38:48,389 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:38:48,389 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:38:48,389 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:38:48,389 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:38:48,390 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:38:48,390 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:38:48,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:38:48,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:38:48,392 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:38:48,392 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:38:48,392 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:38:48,392 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:38:48,392 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:38:48,393 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:38:48,393 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:38:48,393 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:38:48,393 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:38:48,393 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:38:48,393 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:38:48,394 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:38:48,394 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:38:48,394 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:38:48,394 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:38:48,395 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:38:48,395 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:38:48,395 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:38:48,395 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:38:48,395 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:38:48,395 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:38:48,395 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:38:48,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:38:48,396 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:38:48,396 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:38:48,396 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:38:48,397 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:38:48,397 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:38:48,397 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:38:48,398 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:38:48,398 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:38:48,398 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:38:48,399 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:38:48,399 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:38:48,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:38:48,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:38:48,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:38:48,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:38:48,400 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:38:48,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:38:48,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:38:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:38:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:38:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:38:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:38:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:38:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:38:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:38:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:38:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:38:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:38:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:38:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:38:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:38:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:38:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:38:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:38:50,083 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:38:50,084 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:38:50,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:38:50 BoogieIcfgContainer [2019-09-21 08:38:50,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:38:50,086 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:38:50,086 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:38:50,087 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:38:50,088 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:38:50" (1/1) ... [2019-09-21 08:38:50,089 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:38:50,118 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:38:50,118 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:38:50,129 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:38:50,139 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:38:50,141 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:38:58,344 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:38:59,989 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:39:00,131 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:39:00,287 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:39:00,421 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:39:00,438 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:39:00,485 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:39:00,500 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:39:01,149 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-21 08:39:01,523 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-21 08:39:01,860 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-21 08:39:02,133 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-21 08:39:02,481 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:39:02,768 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:39:02,917 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-21 08:39:03,057 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-21 08:39:03,309 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:39:03,428 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:39:03,543 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:39:03,755 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:39:03,993 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:39:04,184 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:39:04,658 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:39:04,912 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:39:05,523 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:39:05,747 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:39:05,924 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:39:06,346 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:39:06,568 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:39:07,468 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:39:08,410 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-21 08:39:08,414 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-21 08:39:08,431 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 31 for LOIs [2019-09-21 08:39:08,441 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 41 for LOIs [2019-09-21 08:39:08,446 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:39:08,446 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:39:08,448 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 657#(and (or (and (and (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647)) (not (= 0 ~systemActive~0))) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647))) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-21 08:39:08,469 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:39:08,470 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:39:08,471 INFO L168 Benchmark]: Toolchain (without parser) took 20979.72 ms. Allocated memory was 130.5 MB in the beginning and 773.8 MB in the end (delta: 643.3 MB). Free memory was 85.3 MB in the beginning and 338.9 MB in the end (delta: -253.6 MB). Peak memory consumption was 389.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:08,472 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:39:08,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.61 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 85.1 MB in the beginning and 160.7 MB in the end (delta: -75.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:08,474 INFO L168 Benchmark]: Boogie Preprocessor took 139.67 ms. Allocated memory is still 198.2 MB. Free memory was 160.7 MB in the beginning and 156.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:08,475 INFO L168 Benchmark]: RCFGBuilder took 1789.51 ms. Allocated memory was 198.2 MB in the beginning and 217.6 MB in the end (delta: 19.4 MB). Free memory was 156.7 MB in the beginning and 133.0 MB in the end (delta: 23.7 MB). Peak memory consumption was 93.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:08,476 INFO L168 Benchmark]: Sifa took 18383.39 ms. Allocated memory was 217.6 MB in the beginning and 773.8 MB in the end (delta: 556.3 MB). Free memory was 133.0 MB in the beginning and 338.9 MB in the end (delta: -205.9 MB). Peak memory consumption was 350.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:08,480 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 663.61 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 85.1 MB in the beginning and 160.7 MB in the end (delta: -75.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 139.67 ms. Allocated memory is still 198.2 MB. Free memory was 160.7 MB in the beginning and 156.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1789.51 ms. Allocated memory was 198.2 MB in the beginning and 217.6 MB in the end (delta: 19.4 MB). Free memory was 156.7 MB in the beginning and 133.0 MB in the end (delta: 23.7 MB). Peak memory consumption was 93.0 MB. Max. memory is 7.1 GB. * Sifa took 18383.39 ms. Allocated memory was 217.6 MB in the beginning and 773.8 MB in the end (delta: 556.3 MB). Free memory was 133.0 MB in the beginning and 338.9 MB in the end (delta: -205.9 MB). Peak memory consumption was 350.4 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]: 18331, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 266, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 180, TOOLS_POST_TIME[ms]: 10036, TOOLS_POST_CALL_APPLICATIONS: 74, TOOLS_POST_CALL_TIME[ms]: 169, TOOLS_POST_RETURN_APPLICATIONS: 67, TOOLS_POST_RETURN_TIME[ms]: 96, TOOLS_QUANTIFIERELIM_APPLICATIONS: 320, TOOLS_QUANTIFIERELIM_TIME[ms]: 10175, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 9928, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 269, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 112, DOMAIN_JOIN_TIME[ms]: 7504, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 74, DOMAIN_ISBOTTOM_TIME[ms]: 343, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1429, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1429, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 67, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10405, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10404, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 641, DAG_COMPRESSION_RETAINED_NODES: 265 - UnprovableResult [Line: 923]: 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 657#(and (or (and (and (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647)) (not (= 0 ~systemActive~0))) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647))) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...