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_spec1_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 12:36:00,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 12:36:00,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 12:36:00,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 12:36:00,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 12:36:00,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 12:36:00,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 12:36:00,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 12:36:00,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 12:36:00,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 12:36:00,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 12:36:00,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 12:36:00,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 12:36:00,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 12:36:00,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 12:36:00,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 12:36:00,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 12:36:00,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 12:36:00,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 12:36:00,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 12:36:00,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 12:36:00,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 12:36:00,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 12:36:00,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 12:36:00,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 12:36:00,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 12:36:00,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 12:36:00,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 12:36:00,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 12:36:00,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 12:36:00,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 12:36:00,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 12:36:00,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 12:36:00,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 12:36:00,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 12:36:00,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 12:36:00,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 12:36:00,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 12:36:00,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 12:36:00,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 12:36:00,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 12:36:00,518 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 [2019-10-04 12:36:00,533 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 12:36:00,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 12:36:00,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 12:36:00,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 12:36:00,535 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 12:36:00,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 12:36:00,536 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 12:36:00,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 12:36:00,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 12:36:00,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 12:36:00,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 12:36:00,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 12:36:00,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 12:36:00,537 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 12:36:00,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 12:36:00,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 12:36:00,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 12:36:00,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 12:36:00,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 12:36:00,539 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 12:36:00,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 12:36:00,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 12:36:00,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 12:36:00,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 12:36:00,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 12:36:00,540 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 12:36:00,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 12:36:00,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 12:36:00,541 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 [2019-10-04 12:36:00,572 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 12:36:00,585 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 12:36:00,589 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 12:36:00,591 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 12:36:00,591 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 12:36:00,592 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c [2019-10-04 12:36:00,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69671615f/7a0dd8e7aa0a47a9a1ff162b9c0a9472/FLAGab1cfec94 [2019-10-04 12:36:01,124 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 12:36:01,125 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c [2019-10-04 12:36:01,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69671615f/7a0dd8e7aa0a47a9a1ff162b9c0a9472/FLAGab1cfec94 [2019-10-04 12:36:01,482 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69671615f/7a0dd8e7aa0a47a9a1ff162b9c0a9472 [2019-10-04 12:36:01,492 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 12:36:01,494 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 12:36:01,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 12:36:01,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 12:36:01,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 12:36:01,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:36:01" (1/1) ... [2019-10-04 12:36:01,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4ad246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:36:01, skipping insertion in model container [2019-10-04 12:36:01,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:36:01" (1/1) ... [2019-10-04 12:36:01,511 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 12:36:01,551 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 12:36:01,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:36:02,009 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 12:36:02,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:36:02,114 INFO L192 MainTranslator]: Completed translation [2019-10-04 12:36:02,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:36:02 WrapperNode [2019-10-04 12:36:02,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 12:36:02,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 12:36:02,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 12:36:02,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 12:36:02,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:36:02" (1/1) ... [2019-10-04 12:36:02,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:36:02" (1/1) ... [2019-10-04 12:36:02,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:36:02" (1/1) ... [2019-10-04 12:36:02,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:36:02" (1/1) ... [2019-10-04 12:36:02,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:36:02" (1/1) ... [2019-10-04 12:36:02,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:36:02" (1/1) ... [2019-10-04 12:36:02,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:36:02" (1/1) ... [2019-10-04 12:36:02,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 12:36:02,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 12:36:02,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 12:36:02,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 12:36:02,209 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:36:02" (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 [2019-10-04 12:36:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 12:36:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 12:36:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-04 12:36:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-04 12:36:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-04 12:36:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-04 12:36:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-04 12:36:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 12:36:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-04 12:36:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-04 12:36:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-04 12:36:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-04 12:36:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-04 12:36:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-04 12:36:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-04 12:36:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-04 12:36:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-04 12:36:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-04 12:36:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-04 12:36:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-04 12:36:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-04 12:36:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-04 12:36:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-04 12:36:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-04 12:36:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-04 12:36:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-04 12:36:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-04 12:36:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-04 12:36:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-04 12:36:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-04 12:36:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-04 12:36:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-04 12:36:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-04 12:36:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-04 12:36:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 12:36:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 12:36:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-04 12:36:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-04 12:36:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-04 12:36:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-04 12:36:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-04 12:36:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-04 12:36:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-04 12:36:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-04 12:36:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-04 12:36:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-04 12:36:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-04 12:36:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-04 12:36:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-04 12:36:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 12:36:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-04 12:36:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-04 12:36:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-04 12:36:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-04 12:36:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 12:36:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-04 12:36:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-04 12:36:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-04 12:36:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-04 12:36:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-04 12:36:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-04 12:36:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-04 12:36:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-04 12:36:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-04 12:36:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-04 12:36:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-04 12:36:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-04 12:36:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-04 12:36:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-04 12:36:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 12:36:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-04 12:36:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-04 12:36:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 12:36:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-04 12:36:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-04 12:36:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 12:36:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-04 12:36:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-04 12:36:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-04 12:36:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 12:36:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-04 12:36:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 12:36:03,969 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 12:36:03,969 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-04 12:36:03,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:36:03 BoogieIcfgContainer [2019-10-04 12:36:03,971 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 12:36:03,972 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 12:36:03,972 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 12:36:03,972 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 12:36:03,975 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:36:03" (1/1) ... [2019-10-04 12:36:03,975 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 [2019-10-04 12:36:04,010 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 12:36:04,010 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 12:36:04,023 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 12:36:04,036 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 12:36:04,038 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 12:36:14,342 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-04 12:36:15,960 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-04 12:36:16,136 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-04 12:36:16,259 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-04 12:36:16,367 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-04 12:36:16,618 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-04 12:36:16,636 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-04 12:36:16,716 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-04 12:36:16,724 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-04 12:36:16,941 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-04 12:36:17,112 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-04 12:36:17,935 WARN L191 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 585 [2019-10-04 12:36:18,683 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 585 [2019-10-04 12:36:19,108 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 603 [2019-10-04 12:36:19,398 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 603 [2019-10-04 12:36:19,716 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 595 [2019-10-04 12:36:19,908 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 595 [2019-10-04 12:36:21,330 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-04 12:36:21,332 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 138 for LOIs [2019-10-04 12:36:21,431 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 135 for LOIs [2019-10-04 12:36:21,445 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-10-04 12:36:21,446 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 12:36:21,446 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 12:36:21,448 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 391#false [2019-10-04 12:36:21,457 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-10-04 12:36:21,457 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 12:36:21,459 INFO L168 Benchmark]: Toolchain (without parser) took 19965.79 ms. Allocated memory was 141.6 MB in the beginning and 518.0 MB in the end (delta: 376.4 MB). Free memory was 88.0 MB in the beginning and 89.4 MB in the end (delta: -1.4 MB). Peak memory consumption was 375.0 MB. Max. memory is 7.1 GB. [2019-10-04 12:36:21,462 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 141.6 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 12:36:21,464 INFO L168 Benchmark]: CACSL2BoogieTranslator took 620.24 ms. Allocated memory was 141.6 MB in the beginning and 200.8 MB in the end (delta: 59.2 MB). Free memory was 87.8 MB in the beginning and 168.8 MB in the end (delta: -81.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2019-10-04 12:36:21,465 INFO L168 Benchmark]: Boogie Preprocessor took 91.96 ms. Allocated memory is still 200.8 MB. Free memory was 168.8 MB in the beginning and 165.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-10-04 12:36:21,466 INFO L168 Benchmark]: RCFGBuilder took 1763.47 ms. Allocated memory was 200.8 MB in the beginning and 229.1 MB in the end (delta: 28.3 MB). Free memory was 164.7 MB in the beginning and 155.8 MB in the end (delta: 8.8 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. [2019-10-04 12:36:21,466 INFO L168 Benchmark]: Sifa took 17486.05 ms. Allocated memory was 229.1 MB in the beginning and 518.0 MB in the end (delta: 288.9 MB). Free memory was 155.8 MB in the beginning and 89.4 MB in the end (delta: 66.4 MB). Peak memory consumption was 355.3 MB. Max. memory is 7.1 GB. [2019-10-04 12:36:21,470 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 141.6 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 620.24 ms. Allocated memory was 141.6 MB in the beginning and 200.8 MB in the end (delta: 59.2 MB). Free memory was 87.8 MB in the beginning and 168.8 MB in the end (delta: -81.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.96 ms. Allocated memory is still 200.8 MB. Free memory was 168.8 MB in the beginning and 165.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1763.47 ms. Allocated memory was 200.8 MB in the beginning and 229.1 MB in the end (delta: 28.3 MB). Free memory was 164.7 MB in the beginning and 155.8 MB in the end (delta: 8.8 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. * Sifa took 17486.05 ms. Allocated memory was 229.1 MB in the beginning and 518.0 MB in the end (delta: 288.9 MB). Free memory was 155.8 MB in the beginning and 89.4 MB in the end (delta: 66.4 MB). Peak memory consumption was 355.3 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]: 17439, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 119, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 80, TOOLS_POST_TIME[ms]: 12109, TOOLS_POST_CALL_APPLICATIONS: 32, TOOLS_POST_CALL_TIME[ms]: 119, TOOLS_POST_RETURN_APPLICATIONS: 25, TOOLS_POST_RETURN_TIME[ms]: 52, TOOLS_QUANTIFIERELIM_APPLICATIONS: 135, TOOLS_QUANTIFIERELIM_TIME[ms]: 12192, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12024, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 121, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 39, DOMAIN_JOIN_TIME[ms]: 4870, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 25, DOMAIN_ISBOTTOM_TIME[ms]: 126, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1294, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1294, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 25, CALL_SUMMARIZER_CACHE_MISSES: 15, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12623, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12622, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 373, DAG_COMPRESSION_RETAINED_NODES: 156 - PositiveResult [Line: 470]: 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...