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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 16:24:30,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:24:30,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:24:30,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:24:30,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:24:30,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:24:30,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:24:30,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:24:30,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:24:30,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:24:30,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:24:30,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:24:30,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:24:30,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:24:30,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:24:30,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:24:30,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:24:30,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:24:30,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:24:30,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:24:30,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:24:30,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:24:30,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:24:30,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:24:30,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:24:30,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:24:30,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:24:30,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:24:30,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:24:30,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:24:30,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:24:30,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:24:30,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:24:30,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:24:30,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:24:30,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:24:30,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:24:30,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:24:30,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:24:30,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:24:30,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:24:30,503 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 [2019-09-25 16:24:30,525 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:24:30,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:24:30,527 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:24:30,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:24:30,527 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:24:30,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:24:30,528 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:24:30,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:24:30,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:24:30,528 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:24:30,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:24:30,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:24:30,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:24:30,529 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:24:30,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:24:30,530 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:24:30,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:24:30,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:24:30,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:24:30,530 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:24:30,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:24:30,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:24:30,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:24:30,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:24:30,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:24:30,532 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:24:30,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:24:30,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:24:30,532 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 16:24:30,573 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:24:30,591 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:24:30,602 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:24:30,603 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:24:30,604 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:24:30,611 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2019-09-25 16:24:30,686 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e89716f5b/27c99136537f46df99646f03f7fcfa6f/FLAGa28a49f92 [2019-09-25 16:24:31,256 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:24:31,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2019-09-25 16:24:31,287 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e89716f5b/27c99136537f46df99646f03f7fcfa6f/FLAGa28a49f92 [2019-09-25 16:24:31,516 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e89716f5b/27c99136537f46df99646f03f7fcfa6f [2019-09-25 16:24:31,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:24:31,527 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:24:31,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:24:31,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:24:31,532 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:24:31,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:24:31" (1/1) ... [2019-09-25 16:24:31,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5370fc2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:24:31, skipping insertion in model container [2019-09-25 16:24:31,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:24:31" (1/1) ... [2019-09-25 16:24:31,544 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:24:31,608 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:24:32,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:24:32,105 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:24:32,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:24:32,230 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:24:32,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:24:32 WrapperNode [2019-09-25 16:24:32,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:24:32,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:24:32,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:24:32,232 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:24:32,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:24:32" (1/1) ... [2019-09-25 16:24:32,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:24:32" (1/1) ... [2019-09-25 16:24:32,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:24:32" (1/1) ... [2019-09-25 16:24:32,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:24:32" (1/1) ... [2019-09-25 16:24:32,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:24:32" (1/1) ... [2019-09-25 16:24:32,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:24:32" (1/1) ... [2019-09-25 16:24:32,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:24:32" (1/1) ... [2019-09-25 16:24:32,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:24:32,318 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:24:32,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:24:32,318 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:24:32,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:24:32" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:24:32,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:24:32,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:24:32,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 16:24:32,378 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 16:24:32,378 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 16:24:32,378 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 16:24:32,379 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 16:24:32,379 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:24:32,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 16:24:32,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 16:24:32,379 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 16:24:32,380 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 16:24:32,380 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 16:24:32,380 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 16:24:32,380 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 16:24:32,380 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 16:24:32,380 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 16:24:32,381 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 16:24:32,381 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 16:24:32,381 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 16:24:32,381 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 16:24:32,381 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 16:24:32,381 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 16:24:32,382 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 16:24:32,382 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 16:24:32,382 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 16:24:32,382 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 16:24:32,382 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 16:24:32,382 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 16:24:32,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 16:24:32,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 16:24:32,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 16:24:32,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 16:24:32,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 16:24:32,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 16:24:32,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 16:24:32,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:24:32,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 16:24:32,384 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 16:24:32,384 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 16:24:32,385 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 16:24:32,385 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 16:24:32,385 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 16:24:32,385 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 16:24:32,385 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 16:24:32,385 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 16:24:32,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 16:24:32,386 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 16:24:32,386 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 16:24:32,386 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 16:24:32,386 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 16:24:32,386 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 16:24:32,386 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:24:32,386 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 16:24:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 16:24:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 16:24:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 16:24:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 16:24:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 16:24:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 16:24:32,387 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 16:24:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 16:24:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 16:24:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 16:24:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 16:24:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 16:24:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 16:24:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 16:24:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 16:24:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 16:24:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 16:24:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 16:24:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 16:24:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 16:24:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 16:24:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 16:24:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 16:24:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 16:24:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 16:24:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 16:24:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 16:24:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 16:24:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 16:24:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:24:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 16:24:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:24:33,869 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:24:33,870 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 16:24:33,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:24:33 BoogieIcfgContainer [2019-09-25 16:24:33,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:24:33,872 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:24:33,872 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:24:33,873 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:24:33,874 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:24:33" (1/1) ... [2019-09-25 16:24:33,875 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 16:24:33,910 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:24:33,910 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:24:33,921 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:24:33,937 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:24:33,939 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:24:42,212 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 16:24:44,035 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 16:24:44,166 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 16:24:44,309 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 16:24:44,440 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 16:24:44,713 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-25 16:24:44,738 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 550 for LOIs [2019-09-25 16:24:44,812 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 548 for LOIs [2019-09-25 16:24:44,833 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 548 for LOIs [2019-09-25 16:24:45,110 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-25 16:24:45,344 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-25 16:24:45,920 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-25 16:24:46,457 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-25 16:24:47,287 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2019-09-25 16:24:50,015 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 16:24:50,018 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 142 for LOIs [2019-09-25 16:24:50,350 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 136 for LOIs [2019-09-25 16:24:50,360 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 149 for LOIs [2019-09-25 16:24:50,437 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 16:24:50,437 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 16:24:50,439 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 585#(and (not (= 0 ~methAndRunningLastTime~0)) (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (= |#t~string55.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string67.offset|) (= |#NULL.base| 0) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string64.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string65.offset| 0) (= |#t~string20.offset| 0) (<= |#t~string14.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string33.offset|) (= |#t~string14.offset| 0) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methAndRunningLastTime~0 1) (= |#t~string68.offset| 0) (<= 0 |#t~string16.offset|) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (= |#t~string16.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (= |#t~string31.offset| 0) (<= |#t~string68.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (<= |#t~string16.offset| 0) (= |#t~string12.offset| 0) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string35.offset| 0) (= |#t~string24.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string59.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (= ~systemActive~0 1) (= |#t~string58.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= 0 |#t~string31.offset|) (<= 0 |#t~string14.offset|) (<= 0 |#t~string12.offset|) (= |#t~string22.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string55.offset|) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|)) [2019-09-25 16:24:50,455 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 16:24:50,455 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 16:24:50,458 INFO L168 Benchmark]: Toolchain (without parser) took 18930.11 ms. Allocated memory was 128.5 MB in the beginning and 585.1 MB in the end (delta: 456.7 MB). Free memory was 81.9 MB in the beginning and 138.0 MB in the end (delta: -56.1 MB). Peak memory consumption was 400.6 MB. Max. memory is 7.1 GB. [2019-09-25 16:24:50,460 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 128.5 MB. Free memory was 101.4 MB in the beginning and 101.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 16:24:50,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.72 ms. Allocated memory was 128.5 MB in the beginning and 196.6 MB in the end (delta: 68.2 MB). Free memory was 81.7 MB in the beginning and 161.7 MB in the end (delta: -79.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-09-25 16:24:50,469 INFO L168 Benchmark]: Boogie Preprocessor took 85.45 ms. Allocated memory is still 196.6 MB. Free memory was 161.7 MB in the beginning and 157.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-09-25 16:24:50,471 INFO L168 Benchmark]: RCFGBuilder took 1554.11 ms. Allocated memory was 196.6 MB in the beginning and 211.3 MB in the end (delta: 14.7 MB). Free memory was 157.6 MB in the beginning and 146.3 MB in the end (delta: 11.3 MB). Peak memory consumption was 100.2 MB. Max. memory is 7.1 GB. [2019-09-25 16:24:50,472 INFO L168 Benchmark]: Sifa took 16583.36 ms. Allocated memory was 211.3 MB in the beginning and 585.1 MB in the end (delta: 373.8 MB). Free memory was 146.3 MB in the beginning and 138.0 MB in the end (delta: 8.2 MB). Peak memory consumption was 382.1 MB. Max. memory is 7.1 GB. [2019-09-25 16:24:50,485 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 128.5 MB. Free memory was 101.4 MB in the beginning and 101.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 703.72 ms. Allocated memory was 128.5 MB in the beginning and 196.6 MB in the end (delta: 68.2 MB). Free memory was 81.7 MB in the beginning and 161.7 MB in the end (delta: -79.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.45 ms. Allocated memory is still 196.6 MB. Free memory was 161.7 MB in the beginning and 157.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1554.11 ms. Allocated memory was 196.6 MB in the beginning and 211.3 MB in the end (delta: 14.7 MB). Free memory was 157.6 MB in the beginning and 146.3 MB in the end (delta: 11.3 MB). Peak memory consumption was 100.2 MB. Max. memory is 7.1 GB. * Sifa took 16583.36 ms. Allocated memory was 211.3 MB in the beginning and 585.1 MB in the end (delta: 373.8 MB). Free memory was 146.3 MB in the beginning and 138.0 MB in the end (delta: 8.2 MB). Peak memory consumption was 382.1 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]: 16530, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 183, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 121, TOOLS_POST_TIME[ms]: 10225, TOOLS_POST_CALL_APPLICATIONS: 51, TOOLS_POST_CALL_TIME[ms]: 178, TOOLS_POST_RETURN_APPLICATIONS: 44, TOOLS_POST_RETURN_TIME[ms]: 82, TOOLS_QUANTIFIERELIM_APPLICATIONS: 215, TOOLS_QUANTIFIERELIM_TIME[ms]: 10381, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10143, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 187, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 60, DOMAIN_JOIN_TIME[ms]: 5321, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 434, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 33, DOMAIN_ISBOTTOM_TIME[ms]: 116, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2950, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2948, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 44, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10872, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10871, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 374, DAG_COMPRESSION_RETAINED_NODES: 181 - UnprovableResult [Line: 510]: 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 585#(and (not (= 0 ~methAndRunningLastTime~0)) (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (= |#t~string55.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string67.offset|) (= |#NULL.base| 0) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string64.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string65.offset| 0) (= |#t~string20.offset| 0) (<= |#t~string14.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string33.offset|) (= |#t~string14.offset| 0) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methAndRunningLastTime~0 1) (= |#t~string68.offset| 0) (<= 0 |#t~string16.offset|) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (= |#t~string16.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (= |#t~string31.offset| 0) (<= |#t~string68.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (<= |#t~string16.offset| 0) (= |#t~string12.offset| 0) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string35.offset| 0) (= |#t~string24.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string59.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (= ~systemActive~0 1) (= |#t~string58.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= 0 |#t~string31.offset|) (<= 0 |#t~string14.offset|) (<= 0 |#t~string12.offset|) (= |#t~string22.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string55.offset|) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...