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.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:56:58,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:56:58,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:56:58,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:56:58,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:56:58,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:56:58,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:56:58,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:56:58,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:56:58,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:56:58,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:56:58,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:56:58,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:56:58,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:56:58,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:56:58,279 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:56:58,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:56:58,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:56:58,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:56:58,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:56:58,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:56:58,287 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:56:58,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:56:58,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:56:58,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:56:58,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:56:58,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:56:58,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:56:58,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:56:58,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:56:58,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:56:58,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:56:58,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:56:58,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:56:58,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:56:58,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:56:58,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:56:58,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:56:58,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:56:58,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:56:58,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:56:58,311 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 [2019-10-15 06:56:58,332 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:56:58,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:56:58,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:56:58,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:56:58,335 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:56:58,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:56:58,336 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:56:58,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:56:58,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:56:58,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:56:58,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:56:58,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:56:58,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:56:58,338 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:56:58,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:56:58,339 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:56:58,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:56:58,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:56:58,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:56:58,340 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:56:58,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:56:58,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:56:58,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:56:58,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:56:58,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:56:58,341 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:56:58,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:56:58,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:56:58,342 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:56:58,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:56:58,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:56:58,656 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:56:58,657 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:56:58,657 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:56:58,658 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product04.cil.c [2019-10-15 06:56:58,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cf690969/21ebb3db6d9642a0b533873e1a92e21a/FLAG275631849 [2019-10-15 06:56:59,266 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:56:59,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product04.cil.c [2019-10-15 06:56:59,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cf690969/21ebb3db6d9642a0b533873e1a92e21a/FLAG275631849 [2019-10-15 06:56:59,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cf690969/21ebb3db6d9642a0b533873e1a92e21a [2019-10-15 06:56:59,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:56:59,549 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:56:59,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:56:59,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:56:59,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:56:59,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:56:59" (1/1) ... [2019-10-15 06:56:59,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4709edc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:59, skipping insertion in model container [2019-10-15 06:56:59,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:56:59" (1/1) ... [2019-10-15 06:56:59,563 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:56:59,617 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:57:00,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:57:00,037 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:57:00,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:57:00,178 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:57:00,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:00 WrapperNode [2019-10-15 06:57:00,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:57:00,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:57:00,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:57:00,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:57:00,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:00" (1/1) ... [2019-10-15 06:57:00,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:00" (1/1) ... [2019-10-15 06:57:00,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:00" (1/1) ... [2019-10-15 06:57:00,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:00" (1/1) ... [2019-10-15 06:57:00,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:00" (1/1) ... [2019-10-15 06:57:00,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:00" (1/1) ... [2019-10-15 06:57:00,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:00" (1/1) ... [2019-10-15 06:57:00,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:57:00,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:57:00,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:57:00,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:57:00,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:00" (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 [2019-10-15 06:57:00,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:57:00,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:57:00,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:57:00,365 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:57:00,365 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:57:00,366 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:57:00,366 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:57:00,367 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:57:00,367 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:57:00,367 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:57:00,367 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:57:00,367 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:57:00,368 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:57:00,368 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:57:00,368 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:57:00,369 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:57:00,371 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:57:00,371 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:57:00,371 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:57:00,372 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:57:00,372 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:57:00,372 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:57:00,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:57:00,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:57:00,373 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:57:00,373 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 06:57:00,373 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 06:57:00,373 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:57:00,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:57:00,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:57:00,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:57:00,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:57:00,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:57:00,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:57:00,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:57:00,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-15 06:57:00,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:57:00,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:57:00,375 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:57:00,375 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:57:00,375 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:57:00,376 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:57:00,376 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:57:00,376 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:57:00,376 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:57:00,376 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:57:00,376 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:57:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:57:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:57:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:57:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:57:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:57:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:57:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:57:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:57:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:57:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:57:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:57:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:57:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:57:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:57:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 06:57:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 06:57:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-15 06:57:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:57:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:57:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:57:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:57:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:57:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:57:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:57:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:57:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:57:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:57:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:57:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:57:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:57:00,383 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:57:00,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:57:00,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:57:00,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:57:00,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:57:00,384 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:57:00,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:57:00,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:57:00,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:57:01,926 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:57:01,927 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:57:01,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:57:01 BoogieIcfgContainer [2019-10-15 06:57:01,929 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:57:01,929 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:57:01,929 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:57:01,930 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:57:01,931 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:57:01" (1/1) ... [2019-10-15 06:57:01,931 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 [2019-10-15 06:57:01,962 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:57:01,966 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:57:01,978 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:57:01,989 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:57:01,990 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:57:12,297 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-15 06:57:14,061 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:57:14,193 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:57:14,315 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:57:14,451 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:57:14,688 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-15 06:57:14,707 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-15 06:57:14,762 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-15 06:57:14,769 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-15 06:57:15,000 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:57:15,192 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:57:15,774 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:57:16,034 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-10-15 06:57:16,340 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 191 [2019-10-15 06:57:16,468 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2019-10-15 06:57:17,003 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-10-15 06:57:17,196 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-10-15 06:57:17,481 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 595 [2019-10-15 06:57:17,840 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-10-15 06:57:19,023 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-10-15 06:57:19,439 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-10-15 06:57:19,815 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-10-15 06:57:20,178 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-10-15 06:57:21,301 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 06:57:23,732 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 601 [2019-10-15 06:57:24,208 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 06:57:24,429 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-15 06:57:24,735 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2019-10-15 06:57:25,179 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 06:57:26,224 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 190 [2019-10-15 06:57:27,548 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 601 [2019-10-15 06:57:33,194 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:57:33,198 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-10-15 06:57:33,285 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 134 for LOIs [2019-10-15 06:57:33,290 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-10-15 06:57:33,291 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:57:33,297 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-10-15 06:57:33,298 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:57:33,300 INFO L168 Benchmark]: Toolchain (without parser) took 33750.56 ms. Allocated memory was 146.3 MB in the beginning and 804.8 MB in the end (delta: 658.5 MB). Free memory was 102.1 MB in the beginning and 527.6 MB in the end (delta: -425.5 MB). Peak memory consumption was 233.0 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:33,301 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 146.3 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 06:57:33,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.21 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 101.9 MB in the beginning and 173.4 MB in the end (delta: -71.5 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:33,303 INFO L168 Benchmark]: Boogie Preprocessor took 107.67 ms. Allocated memory is still 204.5 MB. Free memory was 173.4 MB in the beginning and 168.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:33,304 INFO L168 Benchmark]: RCFGBuilder took 1641.24 ms. Allocated memory was 204.5 MB in the beginning and 235.9 MB in the end (delta: 31.5 MB). Free memory was 168.6 MB in the beginning and 157.4 MB in the end (delta: 11.2 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:33,305 INFO L168 Benchmark]: Sifa took 31368.92 ms. Allocated memory was 235.9 MB in the beginning and 804.8 MB in the end (delta: 568.9 MB). Free memory was 157.4 MB in the beginning and 527.6 MB in the end (delta: -370.2 MB). Peak memory consumption was 198.7 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:33,309 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 146.3 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 629.21 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 101.9 MB in the beginning and 173.4 MB in the end (delta: -71.5 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.67 ms. Allocated memory is still 204.5 MB. Free memory was 173.4 MB in the beginning and 168.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1641.24 ms. Allocated memory was 204.5 MB in the beginning and 235.9 MB in the end (delta: 31.5 MB). Free memory was 168.6 MB in the beginning and 157.4 MB in the end (delta: 11.2 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. * Sifa took 31368.92 ms. Allocated memory was 235.9 MB in the beginning and 804.8 MB in the end (delta: 568.9 MB). Free memory was 157.4 MB in the beginning and 527.6 MB in the end (delta: -370.2 MB). Peak memory consumption was 198.7 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]: 31329, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 512, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 336, TOOLS_POST_TIME[ms]: 12316, TOOLS_POST_CALL_APPLICATIONS: 140, TOOLS_POST_CALL_TIME[ms]: 303, TOOLS_POST_RETURN_APPLICATIONS: 133, TOOLS_POST_RETURN_TIME[ms]: 181, TOOLS_QUANTIFIERELIM_APPLICATIONS: 607, TOOLS_QUANTIFIERELIM_TIME[ms]: 12578, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12128, FLUID_QUERY_TIME[ms]: 29, FLUID_QUERIES: 532, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 136, DOMAIN_JOIN_TIME[ms]: 16646, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 1327, DOMAIN_ISSUBSETEQ_APPLICATIONS: 20, DOMAIN_ISSUBSETEQ_TIME[ms]: 64, DOMAIN_ISBOTTOM_APPLICATIONS: 94, DOMAIN_ISBOTTOM_TIME[ms]: 293, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 13731, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13731, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 20, CALL_SUMMARIZER_APPLICATIONS: 133, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12763, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12762, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 508, DAG_COMPRESSION_RETAINED_NODES: 277 - PositiveResult [Line: 838]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...