./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec1_product14_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec1_product14_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ffb924ee3454938bf87e2a52362fa3f53467287e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 09:44:37,610 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 09:44:37,612 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 09:44:37,627 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 09:44:37,628 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 09:44:37,629 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 09:44:37,630 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 09:44:37,632 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 09:44:37,634 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 09:44:37,635 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 09:44:37,636 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 09:44:37,636 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 09:44:37,637 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 09:44:37,638 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 09:44:37,640 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 09:44:37,641 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 09:44:37,642 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 09:44:37,644 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 09:44:37,649 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 09:44:37,651 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 09:44:37,653 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 09:44:37,655 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 09:44:37,659 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 09:44:37,660 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 09:44:37,660 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 09:44:37,661 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 09:44:37,662 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 09:44:37,663 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 09:44:37,666 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 09:44:37,667 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 09:44:37,667 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 09:44:37,670 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 09:44:37,670 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 09:44:37,670 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 09:44:37,672 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 09:44:37,673 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 09:44:37,674 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 09:44:37,700 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 09:44:37,701 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 09:44:37,703 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 09:44:37,706 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 09:44:37,707 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 09:44:37,707 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 09:44:37,707 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 09:44:37,707 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 09:44:37,708 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 09:44:37,708 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 09:44:37,708 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 09:44:37,708 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 09:44:37,708 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 09:44:37,708 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 09:44:37,710 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 09:44:37,710 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 09:44:37,710 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 09:44:37,711 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 09:44:37,711 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 09:44:37,711 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 09:44:37,711 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 09:44:37,711 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:44:37,712 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 09:44:37,714 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 09:44:37,714 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 09:44:37,714 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 09:44:37,714 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 09:44:37,714 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 09:44:37,715 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffb924ee3454938bf87e2a52362fa3f53467287e [2018-12-31 09:44:37,780 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 09:44:37,795 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 09:44:37,801 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 09:44:37,802 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 09:44:37,804 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 09:44:37,804 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec1_product14_true-unreach-call_false-termination.cil.c [2018-12-31 09:44:37,867 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7e752ab6/eabe9513d01f413da569fbecfb230fae/FLAGbc293a84a [2018-12-31 09:44:38,420 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 09:44:38,421 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec1_product14_true-unreach-call_false-termination.cil.c [2018-12-31 09:44:38,435 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7e752ab6/eabe9513d01f413da569fbecfb230fae/FLAGbc293a84a [2018-12-31 09:44:38,710 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7e752ab6/eabe9513d01f413da569fbecfb230fae [2018-12-31 09:44:38,714 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 09:44:38,716 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 09:44:38,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 09:44:38,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 09:44:38,722 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 09:44:38,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:44:38" (1/1) ... [2018-12-31 09:44:38,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3277d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:38, skipping insertion in model container [2018-12-31 09:44:38,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:44:38" (1/1) ... [2018-12-31 09:44:38,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 09:44:38,793 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 09:44:39,165 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:44:39,180 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 09:44:39,264 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:44:39,328 INFO L195 MainTranslator]: Completed translation [2018-12-31 09:44:39,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39 WrapperNode [2018-12-31 09:44:39,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 09:44:39,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 09:44:39,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 09:44:39,330 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 09:44:39,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,478 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 09:44:39,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 09:44:39,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 09:44:39,479 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 09:44:39,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 09:44:39,518 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 09:44:39,518 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 09:44:39,518 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 09:44:39,519 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (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 [2018-12-31 09:44:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 09:44:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 09:44:39,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 09:44:39,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 09:44:40,634 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 09:44:40,635 INFO L280 CfgBuilder]: Removed 98 assue(true) statements. [2018-12-31 09:44:40,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:44:40 BoogieIcfgContainer [2018-12-31 09:44:40,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 09:44:40,636 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 09:44:40,636 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 09:44:40,640 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 09:44:40,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 09:44:38" (1/3) ... [2018-12-31 09:44:40,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@246cd633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:44:40, skipping insertion in model container [2018-12-31 09:44:40,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (2/3) ... [2018-12-31 09:44:40,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@246cd633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:44:40, skipping insertion in model container [2018-12-31 09:44:40,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:44:40" (3/3) ... [2018-12-31 09:44:40,645 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product14_true-unreach-call_false-termination.cil.c [2018-12-31 09:44:40,654 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 09:44:40,660 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 09:44:40,677 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 09:44:40,713 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 09:44:40,714 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 09:44:40,714 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 09:44:40,714 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 09:44:40,715 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 09:44:40,715 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 09:44:40,715 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 09:44:40,716 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 09:44:40,716 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 09:44:40,735 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2018-12-31 09:44:40,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-31 09:44:40,743 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:44:40,744 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:44:40,747 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:44:40,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:44:40,753 INFO L82 PathProgramCache]: Analyzing trace with hash 655576763, now seen corresponding path program 1 times [2018-12-31 09:44:40,755 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:44:40,756 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:44:40,810 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:40,810 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:44:40,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:44:41,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:44:41,014 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:44:41,015 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:44:41,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 09:44:41,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 09:44:41,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:44:41,032 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2018-12-31 09:44:41,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:44:41,058 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2018-12-31 09:44:41,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 09:44:41,060 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-12-31 09:44:41,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:44:41,080 INFO L225 Difference]: With dead ends: 132 [2018-12-31 09:44:41,080 INFO L226 Difference]: Without dead ends: 65 [2018-12-31 09:44:41,083 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:44:41,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-12-31 09:44:41,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2018-12-31 09:44:41,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-12-31 09:44:41,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2018-12-31 09:44:41,130 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 16 [2018-12-31 09:44:41,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:44:41,131 INFO L480 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions. [2018-12-31 09:44:41,131 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 09:44:41,131 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2018-12-31 09:44:41,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-31 09:44:41,132 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:44:41,132 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:44:41,134 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:44:41,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:44:41,134 INFO L82 PathProgramCache]: Analyzing trace with hash -391180134, now seen corresponding path program 1 times [2018-12-31 09:44:41,135 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:44:41,135 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:44:41,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:41,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:44:41,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:44:41,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:44:41,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:44:41,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:44:41,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:44:41,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:44:41,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:44:41,301 INFO L87 Difference]: Start difference. First operand 65 states and 90 transitions. Second operand 3 states. [2018-12-31 09:44:41,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:44:41,326 INFO L93 Difference]: Finished difference Result 65 states and 90 transitions. [2018-12-31 09:44:41,327 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:44:41,327 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-12-31 09:44:41,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:44:41,328 INFO L225 Difference]: With dead ends: 65 [2018-12-31 09:44:41,328 INFO L226 Difference]: Without dead ends: 31 [2018-12-31 09:44:41,330 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:44:41,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2018-12-31 09:44:41,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2018-12-31 09:44:41,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-12-31 09:44:41,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2018-12-31 09:44:41,337 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 17 [2018-12-31 09:44:41,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:44:41,337 INFO L480 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2018-12-31 09:44:41,337 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:44:41,337 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2018-12-31 09:44:41,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-31 09:44:41,339 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:44:41,339 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:44:41,340 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:44:41,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:44:41,340 INFO L82 PathProgramCache]: Analyzing trace with hash 914910598, now seen corresponding path program 1 times [2018-12-31 09:44:41,340 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:44:41,341 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:44:41,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:41,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:44:41,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:41,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:44:41,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:44:41,468 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:44:41,468 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:44:41,468 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:44:41,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:44:41,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:44:41,470 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 3 states. [2018-12-31 09:44:41,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:44:41,516 INFO L93 Difference]: Finished difference Result 56 states and 80 transitions. [2018-12-31 09:44:41,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:44:41,517 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2018-12-31 09:44:41,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:44:41,518 INFO L225 Difference]: With dead ends: 56 [2018-12-31 09:44:41,519 INFO L226 Difference]: Without dead ends: 31 [2018-12-31 09:44:41,520 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:44:41,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2018-12-31 09:44:41,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2018-12-31 09:44:41,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-12-31 09:44:41,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2018-12-31 09:44:41,526 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 22 [2018-12-31 09:44:41,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:44:41,527 INFO L480 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2018-12-31 09:44:41,528 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:44:41,528 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2018-12-31 09:44:41,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-31 09:44:41,529 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:44:41,529 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:44:41,530 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:44:41,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:44:41,530 INFO L82 PathProgramCache]: Analyzing trace with hash 927653314, now seen corresponding path program 1 times [2018-12-31 09:44:41,530 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:44:41,530 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:44:41,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:41,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:44:41,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:44:41,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:44:41,719 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:44:41,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:44:41,720 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:44:41,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:44:41,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:44:41,721 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand 5 states. [2018-12-31 09:44:42,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:44:42,067 INFO L93 Difference]: Finished difference Result 132 states and 195 transitions. [2018-12-31 09:44:42,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-31 09:44:42,078 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-12-31 09:44:42,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:44:42,080 INFO L225 Difference]: With dead ends: 132 [2018-12-31 09:44:42,080 INFO L226 Difference]: Without dead ends: 107 [2018-12-31 09:44:42,081 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:44:42,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-12-31 09:44:42,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 52. [2018-12-31 09:44:42,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-12-31 09:44:42,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 72 transitions. [2018-12-31 09:44:42,095 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 72 transitions. Word has length 23 [2018-12-31 09:44:42,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:44:42,095 INFO L480 AbstractCegarLoop]: Abstraction has 52 states and 72 transitions. [2018-12-31 09:44:42,096 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:44:42,096 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2018-12-31 09:44:42,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-31 09:44:42,097 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:44:42,098 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:44:42,098 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:44:42,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:44:42,098 INFO L82 PathProgramCache]: Analyzing trace with hash -1414455604, now seen corresponding path program 1 times [2018-12-31 09:44:42,099 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:44:42,100 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:44:42,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:42,101 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:44:42,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:42,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:44:42,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:44:42,345 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:44:42,345 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:44:42,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:44:42,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:44:42,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:44:42,348 INFO L87 Difference]: Start difference. First operand 52 states and 72 transitions. Second operand 5 states. [2018-12-31 09:44:42,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:44:42,503 INFO L93 Difference]: Finished difference Result 144 states and 209 transitions. [2018-12-31 09:44:42,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 09:44:42,506 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2018-12-31 09:44:42,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:44:42,506 INFO L225 Difference]: With dead ends: 144 [2018-12-31 09:44:42,507 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 09:44:42,508 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:44:42,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 09:44:42,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 09:44:42,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 09:44:42,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 09:44:42,509 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2018-12-31 09:44:42,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:44:42,511 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 09:44:42,511 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:44:42,511 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 09:44:42,511 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 09:44:42,516 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 09:44:42,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:44:42,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:44:42,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:44:42,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:44:42,830 WARN L181 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 9 [2018-12-31 09:44:43,226 WARN L181 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 9 [2018-12-31 09:44:43,459 WARN L181 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 9 [2018-12-31 09:44:43,722 INFO L448 ceAbstractionStarter]: For program point L52(lines 52 56) no Hoare annotation was computed. [2018-12-31 09:44:43,722 INFO L448 ceAbstractionStarter]: For program point L52-3(lines 52 56) no Hoare annotation was computed. [2018-12-31 09:44:43,723 INFO L448 ceAbstractionStarter]: For program point L52-6(lines 52 56) no Hoare annotation was computed. [2018-12-31 09:44:43,723 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 09:44:43,723 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 622) no Hoare annotation was computed. [2018-12-31 09:44:43,723 INFO L451 ceAbstractionStarter]: At program point L615-1(lines 615 622) the Hoare annotation is: true [2018-12-31 09:44:43,723 INFO L444 ceAbstractionStarter]: At program point L715(lines 715 721) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:44:43,724 INFO L444 ceAbstractionStarter]: At program point L715-1(lines 715 721) the Hoare annotation is: false [2018-12-31 09:44:43,724 INFO L444 ceAbstractionStarter]: At program point L715-2(lines 715 721) the Hoare annotation is: false [2018-12-31 09:44:43,724 INFO L444 ceAbstractionStarter]: At program point L517(lines 1 893) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:44:43,724 INFO L448 ceAbstractionStarter]: For program point L650(lines 650 656) no Hoare annotation was computed. [2018-12-31 09:44:43,724 INFO L444 ceAbstractionStarter]: At program point L650-1(lines 650 656) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:44:43,725 INFO L444 ceAbstractionStarter]: At program point L89(lines 84 92) the Hoare annotation is: false [2018-12-31 09:44:43,725 INFO L444 ceAbstractionStarter]: At program point L89-1(lines 84 92) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:44:43,725 INFO L444 ceAbstractionStarter]: At program point L89-2(lines 84 92) the Hoare annotation is: false [2018-12-31 09:44:43,725 INFO L444 ceAbstractionStarter]: At program point L89-3(lines 84 92) the Hoare annotation is: false [2018-12-31 09:44:43,725 INFO L444 ceAbstractionStarter]: At program point L89-4(lines 84 92) the Hoare annotation is: false [2018-12-31 09:44:43,725 INFO L444 ceAbstractionStarter]: At program point L89-5(lines 84 92) the Hoare annotation is: false [2018-12-31 09:44:43,728 INFO L444 ceAbstractionStarter]: At program point L801(lines 794 804) the Hoare annotation is: false [2018-12-31 09:44:43,728 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 09:44:43,728 INFO L444 ceAbstractionStarter]: At program point L801-1(lines 794 804) the Hoare annotation is: false [2018-12-31 09:44:43,728 INFO L444 ceAbstractionStarter]: At program point L801-2(lines 794 804) the Hoare annotation is: false [2018-12-31 09:44:43,728 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 890) no Hoare annotation was computed. [2018-12-31 09:44:43,730 INFO L448 ceAbstractionStarter]: For program point L868(lines 868 881) no Hoare annotation was computed. [2018-12-31 09:44:43,730 INFO L444 ceAbstractionStarter]: At program point L868-1(lines 1 893) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:44:43,730 INFO L448 ceAbstractionStarter]: For program point L868-2(lines 868 881) no Hoare annotation was computed. [2018-12-31 09:44:43,730 INFO L444 ceAbstractionStarter]: At program point L868-3(lines 1 893) the Hoare annotation is: false [2018-12-31 09:44:43,730 INFO L448 ceAbstractionStarter]: For program point L868-4(lines 868 881) no Hoare annotation was computed. [2018-12-31 09:44:43,730 INFO L444 ceAbstractionStarter]: At program point L868-5(lines 1 893) the Hoare annotation is: false [2018-12-31 09:44:43,732 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 683) no Hoare annotation was computed. [2018-12-31 09:44:43,732 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 80) no Hoare annotation was computed. [2018-12-31 09:44:43,732 INFO L444 ceAbstractionStarter]: At program point L688(lines 639 689) the Hoare annotation is: false [2018-12-31 09:44:43,732 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 09:44:43,733 INFO L451 ceAbstractionStarter]: At program point L624(lines 605 627) the Hoare annotation is: true [2018-12-31 09:44:43,733 INFO L444 ceAbstractionStarter]: At program point L591(lines 587 593) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:44:43,733 INFO L444 ceAbstractionStarter]: At program point L525(lines 520 528) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:44:43,733 INFO L448 ceAbstractionStarter]: For program point L872(lines 872 878) no Hoare annotation was computed. [2018-12-31 09:44:43,733 INFO L448 ceAbstractionStarter]: For program point L872-2(lines 872 878) no Hoare annotation was computed. [2018-12-31 09:44:43,733 INFO L448 ceAbstractionStarter]: For program point L740(lines 740 757) no Hoare annotation was computed. [2018-12-31 09:44:43,734 INFO L448 ceAbstractionStarter]: For program point L872-4(lines 872 878) no Hoare annotation was computed. [2018-12-31 09:44:43,736 INFO L448 ceAbstractionStarter]: For program point L740-1(lines 740 757) no Hoare annotation was computed. [2018-12-31 09:44:43,736 INFO L448 ceAbstractionStarter]: For program point L740-2(lines 740 757) no Hoare annotation was computed. [2018-12-31 09:44:43,736 INFO L448 ceAbstractionStarter]: For program point L641(lines 640 687) no Hoare annotation was computed. [2018-12-31 09:44:43,736 INFO L444 ceAbstractionStarter]: At program point L542-2(lines 542 556) the Hoare annotation is: false [2018-12-31 09:44:43,736 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 890) no Hoare annotation was computed. [2018-12-31 09:44:43,738 INFO L444 ceAbstractionStarter]: At program point L708(lines 707 726) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:44:43,738 INFO L448 ceAbstractionStarter]: For program point L708-1(lines 708 714) no Hoare annotation was computed. [2018-12-31 09:44:43,738 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 646) no Hoare annotation was computed. [2018-12-31 09:44:43,738 INFO L444 ceAbstractionStarter]: At program point L708-2(lines 707 726) the Hoare annotation is: false [2018-12-31 09:44:43,738 INFO L444 ceAbstractionStarter]: At program point L708-3(lines 707 726) the Hoare annotation is: false [2018-12-31 09:44:43,738 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 68) no Hoare annotation was computed. [2018-12-31 09:44:43,738 INFO L448 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2018-12-31 09:44:43,739 INFO L448 ceAbstractionStarter]: For program point L890(line 890) no Hoare annotation was computed. [2018-12-31 09:44:43,739 INFO L448 ceAbstractionStarter]: For program point L890-1(line 890) no Hoare annotation was computed. [2018-12-31 09:44:43,739 INFO L448 ceAbstractionStarter]: For program point L890-2(line 890) no Hoare annotation was computed. [2018-12-31 09:44:43,739 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 890) no Hoare annotation was computed. [2018-12-31 09:44:43,739 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 09:44:43,739 INFO L448 ceAbstractionStarter]: For program point L660(lines 660 666) no Hoare annotation was computed. [2018-12-31 09:44:43,742 INFO L444 ceAbstractionStarter]: At program point L660-1(lines 660 666) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:44:43,742 INFO L444 ceAbstractionStarter]: At program point L810(lines 805 813) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:44:43,743 INFO L444 ceAbstractionStarter]: At program point L810-1(lines 805 813) the Hoare annotation is: false [2018-12-31 09:44:43,743 INFO L448 ceAbstractionStarter]: For program point L744(lines 744 752) no Hoare annotation was computed. [2018-12-31 09:44:43,743 INFO L444 ceAbstractionStarter]: At program point L810-2(lines 805 813) the Hoare annotation is: false [2018-12-31 09:44:43,743 INFO L448 ceAbstractionStarter]: For program point L744-1(lines 744 752) no Hoare annotation was computed. [2018-12-31 09:44:43,743 INFO L448 ceAbstractionStarter]: For program point L678(lines 678 682) no Hoare annotation was computed. [2018-12-31 09:44:43,743 INFO L448 ceAbstractionStarter]: For program point L744-2(lines 744 752) no Hoare annotation was computed. [2018-12-31 09:44:43,744 INFO L444 ceAbstractionStarter]: At program point L678-2(lines 708 714) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:44:43,744 INFO L448 ceAbstractionStarter]: For program point L546(lines 546 550) no Hoare annotation was computed. [2018-12-31 09:44:43,744 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 708 714) no Hoare annotation was computed. [2018-12-31 09:44:43,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 09:44:43 BoogieIcfgContainer [2018-12-31 09:44:43,771 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 09:44:43,772 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 09:44:43,772 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 09:44:43,772 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 09:44:43,774 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:44:40" (3/4) ... [2018-12-31 09:44:43,785 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 09:44:43,804 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-31 09:44:43,805 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-12-31 09:44:43,805 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-31 09:44:43,806 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-31 09:44:43,807 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-31 09:44:43,807 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 09:44:43,840 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1 [2018-12-31 09:44:43,908 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 09:44:43,909 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 09:44:43,910 INFO L168 Benchmark]: Toolchain (without parser) took 5194.91 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 237.5 MB). Free memory was 951.4 MB in the beginning and 1.0 GB in the end (delta: -80.9 MB). Peak memory consumption was 156.6 MB. Max. memory is 11.5 GB. [2018-12-31 09:44:43,910 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:44:43,911 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 36.7 MB). Free memory was 951.4 MB in the beginning and 1.0 GB in the end (delta: -67.3 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. [2018-12-31 09:44:43,911 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.79 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 200.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -203.9 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-12-31 09:44:43,913 INFO L168 Benchmark]: Boogie Preprocessor took 39.15 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:44:43,913 INFO L168 Benchmark]: RCFGBuilder took 1117.42 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 58.7 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. [2018-12-31 09:44:43,914 INFO L168 Benchmark]: TraceAbstraction took 3135.31 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 131.6 MB). Peak memory consumption was 131.6 MB. Max. memory is 11.5 GB. [2018-12-31 09:44:43,914 INFO L168 Benchmark]: Witness Printer took 137.07 ms. Allocated memory is still 1.3 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:44:43,917 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 612.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 36.7 MB). Free memory was 951.4 MB in the beginning and 1.0 GB in the end (delta: -67.3 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 148.79 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 200.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -203.9 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.15 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1117.42 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 58.7 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3135.31 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 131.6 MB). Peak memory consumption was 131.6 MB. Max. memory is 11.5 GB. * Witness Printer took 137.07 ms. Allocated memory is still 1.3 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 890]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 890]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 890]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && pumpRunning == 0) && systemActive == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 3 error locations. SAFE Result, 3.0s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.6s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 286 SDtfs, 276 SDslu, 233 SDs, 0 SdLazy, 53 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 72 NumberOfFragments, 133 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1056 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 31 FomulaSimplificationsInter, 256 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 3931 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...