./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec2_product49_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_spec2_product49_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 4b859e272d72137c2ddb07ede97bfa3dea2dc5e9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:47:04,727 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 09:47:04,729 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 09:47:04,741 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 09:47:04,742 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 09:47:04,743 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 09:47:04,745 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 09:47:04,747 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 09:47:04,748 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 09:47:04,749 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 09:47:04,750 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 09:47:04,750 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 09:47:04,751 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 09:47:04,753 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 09:47:04,754 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 09:47:04,755 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 09:47:04,756 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 09:47:04,758 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 09:47:04,760 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 09:47:04,762 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 09:47:04,763 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 09:47:04,764 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 09:47:04,767 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 09:47:04,767 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 09:47:04,767 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 09:47:04,769 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 09:47:04,770 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 09:47:04,770 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 09:47:04,772 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 09:47:04,773 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 09:47:04,773 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 09:47:04,774 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 09:47:04,774 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 09:47:04,774 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 09:47:04,775 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 09:47:04,777 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 09:47:04,777 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 09:47:04,792 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 09:47:04,792 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 09:47:04,793 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 09:47:04,793 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 09:47:04,794 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 09:47:04,794 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 09:47:04,794 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 09:47:04,794 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 09:47:04,795 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 09:47:04,795 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 09:47:04,795 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 09:47:04,795 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 09:47:04,795 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 09:47:04,795 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 09:47:04,796 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 09:47:04,796 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 09:47:04,796 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 09:47:04,796 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 09:47:04,796 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 09:47:04,797 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 09:47:04,797 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 09:47:04,797 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:47:04,797 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 09:47:04,797 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 09:47:04,797 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 09:47:04,798 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 09:47:04,798 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 09:47:04,798 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 09:47:04,798 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 -> 4b859e272d72137c2ddb07ede97bfa3dea2dc5e9 [2018-12-31 09:47:04,833 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 09:47:04,846 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 09:47:04,851 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 09:47:04,853 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 09:47:04,853 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 09:47:04,854 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec2_product49_true-unreach-call_false-termination.cil.c [2018-12-31 09:47:04,917 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16aeb1d9a/08b98da8ce4446458e47a9379dd91f78/FLAG6198fdce6 [2018-12-31 09:47:05,490 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 09:47:05,494 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec2_product49_true-unreach-call_false-termination.cil.c [2018-12-31 09:47:05,509 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16aeb1d9a/08b98da8ce4446458e47a9379dd91f78/FLAG6198fdce6 [2018-12-31 09:47:05,773 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16aeb1d9a/08b98da8ce4446458e47a9379dd91f78 [2018-12-31 09:47:05,777 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 09:47:05,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 09:47:05,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 09:47:05,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 09:47:05,787 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 09:47:05,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:47:05" (1/1) ... [2018-12-31 09:47:05,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a5801be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:05, skipping insertion in model container [2018-12-31 09:47:05,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:47:05" (1/1) ... [2018-12-31 09:47:05,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 09:47:05,873 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 09:47:06,241 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:47:06,267 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 09:47:06,364 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:47:06,494 INFO L195 MainTranslator]: Completed translation [2018-12-31 09:47:06,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:06 WrapperNode [2018-12-31 09:47:06,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 09:47:06,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 09:47:06,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 09:47:06,496 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 09:47:06,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:06" (1/1) ... [2018-12-31 09:47:06,525 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:06" (1/1) ... [2018-12-31 09:47:06,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 09:47:06,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 09:47:06,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 09:47:06,594 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 09:47:06,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:06" (1/1) ... [2018-12-31 09:47:06,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:06" (1/1) ... [2018-12-31 09:47:06,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:06" (1/1) ... [2018-12-31 09:47:06,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:06" (1/1) ... [2018-12-31 09:47:06,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:06" (1/1) ... [2018-12-31 09:47:06,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:06" (1/1) ... [2018-12-31 09:47:06,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:06" (1/1) ... [2018-12-31 09:47:06,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 09:47:06,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 09:47:06,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 09:47:06,641 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 09:47:06,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:06" (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 09:47:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 09:47:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 09:47:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 09:47:06,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 09:47:08,109 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 09:47:08,109 INFO L280 CfgBuilder]: Removed 158 assue(true) statements. [2018-12-31 09:47:08,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:47:08 BoogieIcfgContainer [2018-12-31 09:47:08,110 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 09:47:08,111 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 09:47:08,111 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 09:47:08,115 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 09:47:08,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 09:47:05" (1/3) ... [2018-12-31 09:47:08,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67069956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:47:08, skipping insertion in model container [2018-12-31 09:47:08,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:06" (2/3) ... [2018-12-31 09:47:08,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67069956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:47:08, skipping insertion in model container [2018-12-31 09:47:08,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:47:08" (3/3) ... [2018-12-31 09:47:08,119 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product49_true-unreach-call_false-termination.cil.c [2018-12-31 09:47:08,130 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 09:47:08,140 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 09:47:08,160 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 09:47:08,203 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 09:47:08,204 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 09:47:08,204 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 09:47:08,204 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 09:47:08,204 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 09:47:08,205 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 09:47:08,205 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 09:47:08,205 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 09:47:08,205 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 09:47:08,226 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-12-31 09:47:08,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-31 09:47:08,235 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:08,236 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:08,238 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:08,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:08,244 INFO L82 PathProgramCache]: Analyzing trace with hash 682439968, now seen corresponding path program 1 times [2018-12-31 09:47:08,246 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:08,247 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:08,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:08,295 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:08,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:08,527 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 09:47:08,529 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:08,530 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:47:08,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 09:47:08,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 09:47:08,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:47:08,552 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 2 states. [2018-12-31 09:47:08,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:08,590 INFO L93 Difference]: Finished difference Result 235 states and 360 transitions. [2018-12-31 09:47:08,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 09:47:08,591 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-12-31 09:47:08,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:08,604 INFO L225 Difference]: With dead ends: 235 [2018-12-31 09:47:08,605 INFO L226 Difference]: Without dead ends: 117 [2018-12-31 09:47:08,608 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 09:47:08,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2018-12-31 09:47:08,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2018-12-31 09:47:08,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2018-12-31 09:47:08,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 172 transitions. [2018-12-31 09:47:08,660 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 172 transitions. Word has length 18 [2018-12-31 09:47:08,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:08,660 INFO L480 AbstractCegarLoop]: Abstraction has 117 states and 172 transitions. [2018-12-31 09:47:08,660 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 09:47:08,661 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 172 transitions. [2018-12-31 09:47:08,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-31 09:47:08,662 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:08,662 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:08,663 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:08,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:08,663 INFO L82 PathProgramCache]: Analyzing trace with hash -1011956893, now seen corresponding path program 1 times [2018-12-31 09:47:08,663 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:08,663 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:08,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:08,665 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:08,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:08,845 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 09:47:08,845 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:08,845 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:47:08,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:08,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:08,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:08,851 INFO L87 Difference]: Start difference. First operand 117 states and 172 transitions. Second operand 3 states. [2018-12-31 09:47:08,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:08,877 INFO L93 Difference]: Finished difference Result 117 states and 172 transitions. [2018-12-31 09:47:08,877 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:08,878 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2018-12-31 09:47:08,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:08,879 INFO L225 Difference]: With dead ends: 117 [2018-12-31 09:47:08,879 INFO L226 Difference]: Without dead ends: 49 [2018-12-31 09:47:08,880 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 09:47:08,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-12-31 09:47:08,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2018-12-31 09:47:08,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-12-31 09:47:08,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 71 transitions. [2018-12-31 09:47:08,887 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 71 transitions. Word has length 19 [2018-12-31 09:47:08,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:08,888 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 71 transitions. [2018-12-31 09:47:08,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:08,888 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2018-12-31 09:47:08,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-31 09:47:08,889 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:08,889 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 09:47:08,889 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:08,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:08,890 INFO L82 PathProgramCache]: Analyzing trace with hash 136399670, now seen corresponding path program 1 times [2018-12-31 09:47:08,890 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:08,890 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:08,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:08,892 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:08,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:09,059 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 09:47:09,059 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:09,059 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:47:09,060 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:09,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:09,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:09,061 INFO L87 Difference]: Start difference. First operand 49 states and 71 transitions. Second operand 3 states. [2018-12-31 09:47:09,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:09,092 INFO L93 Difference]: Finished difference Result 91 states and 135 transitions. [2018-12-31 09:47:09,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:09,093 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2018-12-31 09:47:09,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:09,094 INFO L225 Difference]: With dead ends: 91 [2018-12-31 09:47:09,094 INFO L226 Difference]: Without dead ends: 49 [2018-12-31 09:47:09,095 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 09:47:09,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-12-31 09:47:09,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2018-12-31 09:47:09,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-12-31 09:47:09,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2018-12-31 09:47:09,106 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 24 [2018-12-31 09:47:09,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:09,106 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2018-12-31 09:47:09,106 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:09,107 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2018-12-31 09:47:09,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-31 09:47:09,108 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:09,108 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, 1, 1] [2018-12-31 09:47:09,108 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:09,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:09,112 INFO L82 PathProgramCache]: Analyzing trace with hash 616180244, now seen corresponding path program 1 times [2018-12-31 09:47:09,112 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:09,113 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:09,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:09,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:09,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:09,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:09,227 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 09:47:09,228 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:09,228 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:47:09,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:09,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:09,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:09,229 INFO L87 Difference]: Start difference. First operand 49 states and 70 transitions. Second operand 3 states. [2018-12-31 09:47:09,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:09,324 INFO L93 Difference]: Finished difference Result 113 states and 165 transitions. [2018-12-31 09:47:09,325 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:09,325 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2018-12-31 09:47:09,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:09,326 INFO L225 Difference]: With dead ends: 113 [2018-12-31 09:47:09,326 INFO L226 Difference]: Without dead ends: 71 [2018-12-31 09:47:09,327 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 09:47:09,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-12-31 09:47:09,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 69. [2018-12-31 09:47:09,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2018-12-31 09:47:09,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 98 transitions. [2018-12-31 09:47:09,337 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 98 transitions. Word has length 26 [2018-12-31 09:47:09,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:09,337 INFO L480 AbstractCegarLoop]: Abstraction has 69 states and 98 transitions. [2018-12-31 09:47:09,337 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:09,337 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2018-12-31 09:47:09,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-31 09:47:09,339 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:09,339 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:09,339 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:09,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:09,339 INFO L82 PathProgramCache]: Analyzing trace with hash -604593117, now seen corresponding path program 1 times [2018-12-31 09:47:09,340 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:09,340 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:09,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:09,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:09,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:09,458 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 09:47:09,458 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:09,459 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:47:09,459 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:09,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:09,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:09,461 INFO L87 Difference]: Start difference. First operand 69 states and 98 transitions. Second operand 5 states. [2018-12-31 09:47:09,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:09,678 INFO L93 Difference]: Finished difference Result 182 states and 258 transitions. [2018-12-31 09:47:09,679 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:47:09,679 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-12-31 09:47:09,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:09,681 INFO L225 Difference]: With dead ends: 182 [2018-12-31 09:47:09,681 INFO L226 Difference]: Without dead ends: 120 [2018-12-31 09:47:09,682 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:47:09,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-12-31 09:47:09,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 75. [2018-12-31 09:47:09,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2018-12-31 09:47:09,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 104 transitions. [2018-12-31 09:47:09,694 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 104 transitions. Word has length 32 [2018-12-31 09:47:09,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:09,695 INFO L480 AbstractCegarLoop]: Abstraction has 75 states and 104 transitions. [2018-12-31 09:47:09,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:09,696 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 104 transitions. [2018-12-31 09:47:09,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-31 09:47:09,697 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:09,697 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:09,697 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:09,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:09,699 INFO L82 PathProgramCache]: Analyzing trace with hash 328870592, now seen corresponding path program 1 times [2018-12-31 09:47:09,699 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:09,699 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:09,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:09,700 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:09,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:09,977 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 09:47:09,977 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:09,977 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:47:09,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:09,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:09,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:09,980 INFO L87 Difference]: Start difference. First operand 75 states and 104 transitions. Second operand 5 states. [2018-12-31 09:47:10,369 WARN L181 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-12-31 09:47:10,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:10,783 INFO L93 Difference]: Finished difference Result 387 states and 547 transitions. [2018-12-31 09:47:10,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-31 09:47:10,784 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-12-31 09:47:10,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:10,787 INFO L225 Difference]: With dead ends: 387 [2018-12-31 09:47:10,788 INFO L226 Difference]: Without dead ends: 319 [2018-12-31 09:47:10,789 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:47:10,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2018-12-31 09:47:10,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 135. [2018-12-31 09:47:10,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-12-31 09:47:10,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 186 transitions. [2018-12-31 09:47:10,812 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 186 transitions. Word has length 32 [2018-12-31 09:47:10,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:10,813 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 186 transitions. [2018-12-31 09:47:10,813 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:10,814 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 186 transitions. [2018-12-31 09:47:10,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-31 09:47:10,815 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:10,815 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:10,815 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:10,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:10,817 INFO L82 PathProgramCache]: Analyzing trace with hash 328714056, now seen corresponding path program 1 times [2018-12-31 09:47:10,817 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:10,817 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:10,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:10,819 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:10,820 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:10,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:11,098 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 09:47:11,099 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:11,099 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:47:11,099 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:11,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:11,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:11,102 INFO L87 Difference]: Start difference. First operand 135 states and 186 transitions. Second operand 5 states. [2018-12-31 09:47:12,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:12,059 INFO L93 Difference]: Finished difference Result 506 states and 701 transitions. [2018-12-31 09:47:12,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 09:47:12,060 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2018-12-31 09:47:12,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:12,066 INFO L225 Difference]: With dead ends: 506 [2018-12-31 09:47:12,066 INFO L226 Difference]: Without dead ends: 378 [2018-12-31 09:47:12,069 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:47:12,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2018-12-31 09:47:12,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 134. [2018-12-31 09:47:12,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-12-31 09:47:12,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 183 transitions. [2018-12-31 09:47:12,102 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 183 transitions. Word has length 33 [2018-12-31 09:47:12,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:12,102 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 183 transitions. [2018-12-31 09:47:12,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:12,103 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 183 transitions. [2018-12-31 09:47:12,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-31 09:47:12,106 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:12,106 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:12,106 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:12,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:12,107 INFO L82 PathProgramCache]: Analyzing trace with hash 96314925, now seen corresponding path program 1 times [2018-12-31 09:47:12,107 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:12,107 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:12,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:12,109 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:12,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:12,356 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 09:47:12,356 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:12,356 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:47:12,357 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:12,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:12,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:12,357 INFO L87 Difference]: Start difference. First operand 134 states and 183 transitions. Second operand 5 states. [2018-12-31 09:47:12,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:12,717 INFO L93 Difference]: Finished difference Result 357 states and 483 transitions. [2018-12-31 09:47:12,721 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:47:12,721 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2018-12-31 09:47:12,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:12,723 INFO L225 Difference]: With dead ends: 357 [2018-12-31 09:47:12,723 INFO L226 Difference]: Without dead ends: 230 [2018-12-31 09:47:12,724 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:47:12,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2018-12-31 09:47:12,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 142. [2018-12-31 09:47:12,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-12-31 09:47:12,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 191 transitions. [2018-12-31 09:47:12,752 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 191 transitions. Word has length 33 [2018-12-31 09:47:12,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:12,752 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 191 transitions. [2018-12-31 09:47:12,753 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:12,753 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 191 transitions. [2018-12-31 09:47:12,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-31 09:47:12,759 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:12,759 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:12,759 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:12,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:12,760 INFO L82 PathProgramCache]: Analyzing trace with hash -490491089, now seen corresponding path program 1 times [2018-12-31 09:47:12,760 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:12,760 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:12,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:12,761 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:12,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:12,866 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 09:47:12,866 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:12,867 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:47:12,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:12,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:12,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:12,870 INFO L87 Difference]: Start difference. First operand 142 states and 191 transitions. Second operand 3 states. [2018-12-31 09:47:13,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:13,063 INFO L93 Difference]: Finished difference Result 327 states and 439 transitions. [2018-12-31 09:47:13,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:13,064 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2018-12-31 09:47:13,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:13,068 INFO L225 Difference]: With dead ends: 327 [2018-12-31 09:47:13,068 INFO L226 Difference]: Without dead ends: 192 [2018-12-31 09:47:13,069 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 09:47:13,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2018-12-31 09:47:13,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 192. [2018-12-31 09:47:13,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-12-31 09:47:13,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 251 transitions. [2018-12-31 09:47:13,094 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 251 transitions. Word has length 33 [2018-12-31 09:47:13,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:13,094 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 251 transitions. [2018-12-31 09:47:13,094 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:13,096 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 251 transitions. [2018-12-31 09:47:13,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-31 09:47:13,101 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:13,101 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:13,101 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:13,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:13,103 INFO L82 PathProgramCache]: Analyzing trace with hash 1404141039, now seen corresponding path program 1 times [2018-12-31 09:47:13,103 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:13,103 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:13,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:13,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:13,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:13,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:13,197 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 09:47:13,198 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:13,198 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:47:13,198 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:13,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:13,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:13,199 INFO L87 Difference]: Start difference. First operand 192 states and 251 transitions. Second operand 3 states. [2018-12-31 09:47:13,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:13,306 INFO L93 Difference]: Finished difference Result 295 states and 389 transitions. [2018-12-31 09:47:13,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:13,307 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-12-31 09:47:13,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:13,310 INFO L225 Difference]: With dead ends: 295 [2018-12-31 09:47:13,310 INFO L226 Difference]: Without dead ends: 293 [2018-12-31 09:47:13,311 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 09:47:13,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2018-12-31 09:47:13,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 234. [2018-12-31 09:47:13,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-12-31 09:47:13,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 313 transitions. [2018-12-31 09:47:13,346 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 313 transitions. Word has length 34 [2018-12-31 09:47:13,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:13,346 INFO L480 AbstractCegarLoop]: Abstraction has 234 states and 313 transitions. [2018-12-31 09:47:13,347 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:13,347 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 313 transitions. [2018-12-31 09:47:13,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-31 09:47:13,349 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:13,350 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:13,350 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:13,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:13,350 INFO L82 PathProgramCache]: Analyzing trace with hash 1385466613, now seen corresponding path program 1 times [2018-12-31 09:47:13,350 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:13,351 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:13,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:13,353 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:13,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:13,528 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:13,528 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 09:47:13,529 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 09:47:13,548 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:13,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:13,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 09:47:13,850 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:13,887 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-31 09:47:13,887 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-12-31 09:47:13,888 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:13,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:13,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:13,890 INFO L87 Difference]: Start difference. First operand 234 states and 313 transitions. Second operand 5 states. [2018-12-31 09:47:14,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:14,271 INFO L93 Difference]: Finished difference Result 374 states and 510 transitions. [2018-12-31 09:47:14,272 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-31 09:47:14,272 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2018-12-31 09:47:14,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:14,275 INFO L225 Difference]: With dead ends: 374 [2018-12-31 09:47:14,278 INFO L226 Difference]: Without dead ends: 197 [2018-12-31 09:47:14,279 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:47:14,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2018-12-31 09:47:14,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2018-12-31 09:47:14,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-12-31 09:47:14,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 255 transitions. [2018-12-31 09:47:14,317 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 255 transitions. Word has length 58 [2018-12-31 09:47:14,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:14,318 INFO L480 AbstractCegarLoop]: Abstraction has 197 states and 255 transitions. [2018-12-31 09:47:14,318 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:14,318 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 255 transitions. [2018-12-31 09:47:14,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-31 09:47:14,319 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:14,319 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:47:14,324 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:14,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:14,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1874884889, now seen corresponding path program 1 times [2018-12-31 09:47:14,325 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:14,325 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:14,327 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:14,328 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:14,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:14,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:14,500 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-31 09:47:14,501 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 09:47:14,501 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 09:47:14,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:14,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 09:47:15,065 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-31 09:47:15,097 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-31 09:47:15,097 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-12-31 09:47:15,098 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-31 09:47:15,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-31 09:47:15,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:47:15,098 INFO L87 Difference]: Start difference. First operand 197 states and 255 transitions. Second operand 9 states. [2018-12-31 09:47:15,770 WARN L181 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-12-31 09:47:16,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:16,132 INFO L93 Difference]: Finished difference Result 528 states and 701 transitions. [2018-12-31 09:47:16,133 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-31 09:47:16,133 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 58 [2018-12-31 09:47:16,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:16,135 INFO L225 Difference]: With dead ends: 528 [2018-12-31 09:47:16,136 INFO L226 Difference]: Without dead ends: 388 [2018-12-31 09:47:16,137 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2018-12-31 09:47:16,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2018-12-31 09:47:16,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 203. [2018-12-31 09:47:16,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 203 states. [2018-12-31 09:47:16,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 261 transitions. [2018-12-31 09:47:16,172 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 261 transitions. Word has length 58 [2018-12-31 09:47:16,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:16,172 INFO L480 AbstractCegarLoop]: Abstraction has 203 states and 261 transitions. [2018-12-31 09:47:16,173 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-31 09:47:16,173 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 261 transitions. [2018-12-31 09:47:16,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-31 09:47:16,174 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:16,175 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:47:16,176 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:16,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:16,176 INFO L82 PathProgramCache]: Analyzing trace with hash 1616719451, now seen corresponding path program 1 times [2018-12-31 09:47:16,176 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:16,176 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:16,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:16,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:16,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:16,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:16,544 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:16,545 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:16,545 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-31 09:47:16,545 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 09:47:16,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 09:47:16,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:47:16,547 INFO L87 Difference]: Start difference. First operand 203 states and 261 transitions. Second operand 6 states. [2018-12-31 09:47:17,449 WARN L181 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-12-31 09:47:17,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:17,601 INFO L93 Difference]: Finished difference Result 485 states and 640 transitions. [2018-12-31 09:47:17,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-31 09:47:17,603 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2018-12-31 09:47:17,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:17,603 INFO L225 Difference]: With dead ends: 485 [2018-12-31 09:47:17,604 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 09:47:17,606 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:47:17,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 09:47:17,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 09:47:17,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 09:47:17,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 09:47:17,607 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2018-12-31 09:47:17,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:17,608 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 09:47:17,608 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 09:47:17,608 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 09:47:17,608 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 09:47:17,615 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 09:47:17,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,767 WARN L181 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 86 [2018-12-31 09:47:17,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,111 WARN L181 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 89 [2018-12-31 09:47:18,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,330 WARN L181 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 83 [2018-12-31 09:47:18,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,605 WARN L181 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-12-31 09:47:19,821 WARN L181 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 81 DAG size of output: 19 [2018-12-31 09:47:20,716 WARN L181 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 19 [2018-12-31 09:47:21,032 WARN L181 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 33 [2018-12-31 09:47:21,287 WARN L181 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 33 [2018-12-31 09:47:21,945 WARN L181 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 30 [2018-12-31 09:47:22,371 WARN L181 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 39 [2018-12-31 09:47:22,593 WARN L181 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 28 [2018-12-31 09:47:22,931 WARN L181 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 29 [2018-12-31 09:47:23,180 WARN L181 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 19 [2018-12-31 09:47:23,186 INFO L448 ceAbstractionStarter]: For program point L530-17(lines 530 534) no Hoare annotation was computed. [2018-12-31 09:47:23,186 INFO L448 ceAbstractionStarter]: For program point L432(lines 432 440) no Hoare annotation was computed. [2018-12-31 09:47:23,186 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 432 440) no Hoare annotation was computed. [2018-12-31 09:47:23,186 INFO L448 ceAbstractionStarter]: For program point L432-2(lines 432 440) no Hoare annotation was computed. [2018-12-31 09:47:23,186 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 930) no Hoare annotation was computed. [2018-12-31 09:47:23,186 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 241) no Hoare annotation was computed. [2018-12-31 09:47:23,186 INFO L448 ceAbstractionStarter]: For program point L235-1(lines 235 241) no Hoare annotation was computed. [2018-12-31 09:47:23,186 INFO L448 ceAbstractionStarter]: For program point L235-2(lines 235 241) no Hoare annotation was computed. [2018-12-31 09:47:23,187 INFO L448 ceAbstractionStarter]: For program point L235-3(lines 235 241) no Hoare annotation was computed. [2018-12-31 09:47:23,187 INFO L444 ceAbstractionStarter]: At program point L103(lines 99 105) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:47:23,187 INFO L448 ceAbstractionStarter]: For program point L235-4(lines 235 241) no Hoare annotation was computed. [2018-12-31 09:47:23,187 INFO L448 ceAbstractionStarter]: For program point L235-5(lines 235 241) no Hoare annotation was computed. [2018-12-31 09:47:23,187 INFO L448 ceAbstractionStarter]: For program point L170(lines 170 174) no Hoare annotation was computed. [2018-12-31 09:47:23,187 INFO L448 ceAbstractionStarter]: For program point L930(line 930) no Hoare annotation was computed. [2018-12-31 09:47:23,187 INFO L448 ceAbstractionStarter]: For program point L930-1(line 930) no Hoare annotation was computed. [2018-12-31 09:47:23,188 INFO L448 ceAbstractionStarter]: For program point L930-2(line 930) no Hoare annotation was computed. [2018-12-31 09:47:23,188 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 419) no Hoare annotation was computed. [2018-12-31 09:47:23,188 INFO L448 ceAbstractionStarter]: For program point L402-1(lines 402 419) no Hoare annotation was computed. [2018-12-31 09:47:23,188 INFO L448 ceAbstractionStarter]: For program point L336(lines 336 347) no Hoare annotation was computed. [2018-12-31 09:47:23,188 INFO L448 ceAbstractionStarter]: For program point L402-2(lines 402 419) no Hoare annotation was computed. [2018-12-31 09:47:23,188 INFO L448 ceAbstractionStarter]: For program point L402-3(lines 402 419) no Hoare annotation was computed. [2018-12-31 09:47:23,188 INFO L448 ceAbstractionStarter]: For program point L402-4(lines 402 419) no Hoare annotation was computed. [2018-12-31 09:47:23,188 INFO L448 ceAbstractionStarter]: For program point L402-5(lines 402 419) no Hoare annotation was computed. [2018-12-31 09:47:23,188 INFO L444 ceAbstractionStarter]: At program point L370(lines 369 388) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= ~systemActive~0 1))) (let ((.cse0 (and (and (= 0 ~methaneLevelCritical~0) .cse2 .cse4) .cse3)) (.cse1 (<= 1 ~waterLevel~0))) (or (and (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~6) .cse0 .cse1) (and (<= 2 ~waterLevel~0) .cse0) (and (<= 1 ~pumpRunning~0) .cse2 .cse1 .cse3) (and (= ~methAndRunningLastTime~0 0) (and .cse2 .cse4) .cse1 .cse3)))) [2018-12-31 09:47:23,188 INFO L448 ceAbstractionStarter]: For program point L370-1(lines 370 376) no Hoare annotation was computed. [2018-12-31 09:47:23,189 INFO L444 ceAbstractionStarter]: At program point L370-2(lines 369 388) the Hoare annotation is: false [2018-12-31 09:47:23,189 INFO L444 ceAbstractionStarter]: At program point L370-3(lines 369 388) the Hoare annotation is: false [2018-12-31 09:47:23,189 INFO L444 ceAbstractionStarter]: At program point L965(lines 960 968) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:47:23,189 INFO L444 ceAbstractionStarter]: At program point L536(lines 521 539) the Hoare annotation is: false [2018-12-31 09:47:23,189 INFO L444 ceAbstractionStarter]: At program point L536-1(lines 521 539) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ~systemActive~0 1))) (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse5 (and (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~5)) (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2) .cse1 .cse2 .cse3))) (.cse0 (= ~methAndRunningLastTime~0 0)) (.cse6 (<= 1 ~waterLevel~0))) (or (and (and .cse0 (and .cse1 .cse2) .cse3) .cse4) (and .cse5 (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~6) .cse6) (and .cse4 (and (and (= 0 ~methaneLevelCritical~0) .cse1 .cse2) .cse3)) (and .cse5 .cse4) (and .cse5 .cse0 .cse6)))) [2018-12-31 09:47:23,189 INFO L444 ceAbstractionStarter]: At program point L536-2(lines 521 539) the Hoare annotation is: false [2018-12-31 09:47:23,189 INFO L444 ceAbstractionStarter]: At program point L536-3(lines 521 539) the Hoare annotation is: false [2018-12-31 09:47:23,190 INFO L444 ceAbstractionStarter]: At program point L536-4(lines 521 539) the Hoare annotation is: false [2018-12-31 09:47:23,190 INFO L444 ceAbstractionStarter]: At program point L536-5(lines 521 539) the Hoare annotation is: false [2018-12-31 09:47:23,192 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 930) no Hoare annotation was computed. [2018-12-31 09:47:23,192 INFO L444 ceAbstractionStarter]: At program point L240(lines 231 244) the Hoare annotation is: false [2018-12-31 09:47:23,192 INFO L444 ceAbstractionStarter]: At program point L240-1(lines 231 244) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ~pumpRunning~0 0))) (let ((.cse0 (= ~methAndRunningLastTime~0 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse1 (and .cse6 .cse7)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|))) (.cse4 (= ~systemActive~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (and .cse0 .cse1 .cse4) .cse5) (and .cse5 (and (and (= 0 ~methaneLevelCritical~0) .cse6 .cse7) .cse4)) (and (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~6) .cse3 (and .cse1 .cse2 .cse4))))) [2018-12-31 09:47:23,192 INFO L444 ceAbstractionStarter]: At program point L240-2(lines 231 244) the Hoare annotation is: false [2018-12-31 09:47:23,192 INFO L444 ceAbstractionStarter]: At program point L240-3(lines 231 244) the Hoare annotation is: false [2018-12-31 09:47:23,192 INFO L451 ceAbstractionStarter]: At program point L141(lines 122 144) the Hoare annotation is: true [2018-12-31 09:47:23,192 INFO L444 ceAbstractionStarter]: At program point L240-4(lines 231 244) the Hoare annotation is: false [2018-12-31 09:47:23,193 INFO L444 ceAbstractionStarter]: At program point L240-5(lines 231 244) the Hoare annotation is: false [2018-12-31 09:47:23,193 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 930) no Hoare annotation was computed. [2018-12-31 09:47:23,193 INFO L448 ceAbstractionStarter]: For program point L406(lines 406 414) no Hoare annotation was computed. [2018-12-31 09:47:23,193 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 406 414) no Hoare annotation was computed. [2018-12-31 09:47:23,193 INFO L448 ceAbstractionStarter]: For program point L406-2(lines 406 414) no Hoare annotation was computed. [2018-12-31 09:47:23,193 INFO L448 ceAbstractionStarter]: For program point L307(lines 306 351) no Hoare annotation was computed. [2018-12-31 09:47:23,193 INFO L448 ceAbstractionStarter]: For program point L406-3(lines 406 414) no Hoare annotation was computed. [2018-12-31 09:47:23,193 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 291) no Hoare annotation was computed. [2018-12-31 09:47:23,193 INFO L448 ceAbstractionStarter]: For program point L406-4(lines 406 414) no Hoare annotation was computed. [2018-12-31 09:47:23,193 INFO L444 ceAbstractionStarter]: At program point L274-1(lines 1 968) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and (and .cse0 (= ~pumpRunning~0 0)) (= ~methAndRunningLastTime~0 0) (<= 1 ~waterLevel~0) .cse1) (and (<= 1 ~pumpRunning~0) (<= 2 ~waterLevel~0) .cse0 .cse1))) [2018-12-31 09:47:23,194 INFO L448 ceAbstractionStarter]: For program point L406-5(lines 406 414) no Hoare annotation was computed. [2018-12-31 09:47:23,194 INFO L448 ceAbstractionStarter]: For program point L274-2(lines 274 291) no Hoare annotation was computed. [2018-12-31 09:47:23,194 INFO L444 ceAbstractionStarter]: At program point L274-3(lines 1 968) the Hoare annotation is: false [2018-12-31 09:47:23,194 INFO L448 ceAbstractionStarter]: For program point L274-4(lines 274 291) no Hoare annotation was computed. [2018-12-31 09:47:23,194 INFO L444 ceAbstractionStarter]: At program point L274-5(lines 1 968) the Hoare annotation is: false [2018-12-31 09:47:23,194 INFO L448 ceAbstractionStarter]: For program point L308(lines 308 312) no Hoare annotation was computed. [2018-12-31 09:47:23,194 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 346) no Hoare annotation was computed. [2018-12-31 09:47:23,194 INFO L448 ceAbstractionStarter]: For program point L342-2(lines 370 376) no Hoare annotation was computed. [2018-12-31 09:47:23,194 INFO L444 ceAbstractionStarter]: At program point L377(lines 377 383) the Hoare annotation is: (let ((.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse5 (= ~systemActive~0 1)) (.cse7 (and .cse4 (= ~pumpRunning~0 0)))) (let ((.cse1 (and .cse5 .cse7)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse6 (= ~methAndRunningLastTime~0 0)) (.cse0 (<= 1 ~waterLevel~0))) (or (and (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~6) .cse0 .cse1) (and .cse2 .cse1) (and .cse3 .cse2 (and (= 0 ~methaneLevelCritical~0) .cse4) .cse5) (and .cse3 .cse6 .cse2 .cse4 .cse5) (and .cse6 .cse7 .cse0 .cse5))))) [2018-12-31 09:47:23,194 INFO L444 ceAbstractionStarter]: At program point L377-1(lines 377 383) the Hoare annotation is: false [2018-12-31 09:47:23,195 INFO L444 ceAbstractionStarter]: At program point L377-2(lines 377 383) the Hoare annotation is: false [2018-12-31 09:47:23,195 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 288) no Hoare annotation was computed. [2018-12-31 09:47:23,195 INFO L448 ceAbstractionStarter]: For program point L278-2(lines 278 288) no Hoare annotation was computed. [2018-12-31 09:47:23,195 INFO L448 ceAbstractionStarter]: For program point L278-4(lines 278 288) no Hoare annotation was computed. [2018-12-31 09:47:23,195 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 285) no Hoare annotation was computed. [2018-12-31 09:47:23,195 INFO L448 ceAbstractionStarter]: For program point L279-2(lines 279 285) no Hoare annotation was computed. [2018-12-31 09:47:23,195 INFO L448 ceAbstractionStarter]: For program point L279-4(lines 279 285) no Hoare annotation was computed. [2018-12-31 09:47:23,195 INFO L448 ceAbstractionStarter]: For program point L182(lines 182 186) no Hoare annotation was computed. [2018-12-31 09:47:23,195 INFO L444 ceAbstractionStarter]: At program point L481(lines 476 484) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse4 (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) .cse6 (= ~pumpRunning~0 0))) (.cse5 (= ~systemActive~0 1))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (<= 1 ~waterLevel~0)) (.cse3 (= ~methAndRunningLastTime~0 0)) (.cse2 (<= 2 ~waterLevel~0))) (or (and (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) .cse0 (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~6) .cse1) (and .cse2 .cse0) (and .cse3 .cse4 .cse1 .cse5) (and (<= 1 ~pumpRunning~0) .cse3 .cse2 .cse6 .cse5))))) [2018-12-31 09:47:23,196 INFO L444 ceAbstractionStarter]: At program point L481-1(lines 476 484) the Hoare annotation is: false [2018-12-31 09:47:23,198 INFO L444 ceAbstractionStarter]: At program point L481-2(lines 476 484) the Hoare annotation is: false [2018-12-31 09:47:23,198 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 322) no Hoare annotation was computed. [2018-12-31 09:47:23,198 INFO L444 ceAbstractionStarter]: At program point L316-1(lines 316 322) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and (and .cse0 (= ~pumpRunning~0 0)) (= ~methAndRunningLastTime~0 0) (<= 1 ~waterLevel~0) .cse1) (and (<= 1 ~pumpRunning~0) (<= 2 ~waterLevel~0) .cse0 .cse1))) [2018-12-31 09:47:23,198 INFO L444 ceAbstractionStarter]: At program point L250(lines 245 253) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-12-31 09:47:23,198 INFO L444 ceAbstractionStarter]: At program point L250-1(lines 245 253) the Hoare annotation is: false [2018-12-31 09:47:23,198 INFO L444 ceAbstractionStarter]: At program point L250-2(lines 245 253) the Hoare annotation is: false [2018-12-31 09:47:23,198 INFO L444 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2018-12-31 09:47:23,198 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 09:47:23,199 INFO L448 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-12-31 09:47:23,199 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 553) no Hoare annotation was computed. [2018-12-31 09:47:23,199 INFO L448 ceAbstractionStarter]: For program point L549-2(lines 549 553) no Hoare annotation was computed. [2018-12-31 09:47:23,199 INFO L448 ceAbstractionStarter]: For program point L549-3(lines 549 553) no Hoare annotation was computed. [2018-12-31 09:47:23,199 INFO L448 ceAbstractionStarter]: For program point L549-5(lines 549 553) no Hoare annotation was computed. [2018-12-31 09:47:23,199 INFO L448 ceAbstractionStarter]: For program point L549-6(lines 549 553) no Hoare annotation was computed. [2018-12-31 09:47:23,199 INFO L448 ceAbstractionStarter]: For program point L549-8(lines 549 553) no Hoare annotation was computed. [2018-12-31 09:47:23,199 INFO L444 ceAbstractionStarter]: At program point L352(lines 305 353) the Hoare annotation is: false [2018-12-31 09:47:23,199 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-12-31 09:47:23,199 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 370 376) no Hoare annotation was computed. [2018-12-31 09:47:23,199 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 09:47:23,200 INFO L448 ceAbstractionStarter]: For program point L158(lines 158 162) no Hoare annotation was computed. [2018-12-31 09:47:23,200 INFO L448 ceAbstractionStarter]: For program point L158-3(lines 158 162) no Hoare annotation was computed. [2018-12-31 09:47:23,200 INFO L448 ceAbstractionStarter]: For program point L158-6(lines 158 162) no Hoare annotation was computed. [2018-12-31 09:47:23,200 INFO L444 ceAbstractionStarter]: At program point L555(lines 540 558) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ULTIMATE.start_isLowWaterLevel_~tmp___0~3) (<= 1 |ULTIMATE.start_isLowWaterLevel_#res|) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~6) (<= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-12-31 09:47:23,200 INFO L444 ceAbstractionStarter]: At program point L555-1(lines 540 558) the Hoare annotation is: false [2018-12-31 09:47:23,200 INFO L444 ceAbstractionStarter]: At program point L555-2(lines 540 558) the Hoare annotation is: false [2018-12-31 09:47:23,200 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 09:47:23,200 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 332) no Hoare annotation was computed. [2018-12-31 09:47:23,200 INFO L444 ceAbstractionStarter]: At program point L326-1(lines 326 332) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and (<= 1 ~pumpRunning~0) (<= 2 ~waterLevel~0) .cse0 .cse1) (and (= ~methAndRunningLastTime~0 0) (and .cse0 (= ~pumpRunning~0 0)) (<= 1 ~waterLevel~0) .cse1))) [2018-12-31 09:47:23,201 INFO L444 ceAbstractionStarter]: At program point L195(lines 190 198) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse1 (and .cse7 (= ~pumpRunning~0 0))) (.cse3 (= ~systemActive~0 1))) (let ((.cse6 (<= 1 ~pumpRunning~0)) (.cse0 (= ~methAndRunningLastTime~0 0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (and .cse1 .cse3)) (.cse2 (<= 1 ~waterLevel~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5) (and .cse4 (and .cse6 (and (= 0 ~methaneLevelCritical~0) .cse7 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) .cse3)) (and .cse6 .cse0 .cse4 .cse7 .cse3) (and (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~6) .cse5 .cse2))))) [2018-12-31 09:47:23,201 INFO L444 ceAbstractionStarter]: At program point L195-1(lines 190 198) the Hoare annotation is: false [2018-12-31 09:47:23,201 INFO L444 ceAbstractionStarter]: At program point L195-2(lines 190 198) the Hoare annotation is: false [2018-12-31 09:47:23,201 INFO L448 ceAbstractionStarter]: For program point L428(lines 428 445) no Hoare annotation was computed. [2018-12-31 09:47:23,201 INFO L448 ceAbstractionStarter]: For program point L428-1(lines 428 445) no Hoare annotation was computed. [2018-12-31 09:47:23,201 INFO L448 ceAbstractionStarter]: For program point L428-2(lines 428 445) no Hoare annotation was computed. [2018-12-31 09:47:23,201 INFO L444 ceAbstractionStarter]: At program point L263(lines 258 265) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:47:23,201 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 09:47:23,201 INFO L444 ceAbstractionStarter]: At program point L957(lines 1 968) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:47:23,201 INFO L448 ceAbstractionStarter]: For program point L132(lines 132 139) no Hoare annotation was computed. [2018-12-31 09:47:23,202 INFO L451 ceAbstractionStarter]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2018-12-31 09:47:23,202 INFO L448 ceAbstractionStarter]: For program point L530(lines 530 534) no Hoare annotation was computed. [2018-12-31 09:47:23,202 INFO L448 ceAbstractionStarter]: For program point L530-2(lines 530 534) no Hoare annotation was computed. [2018-12-31 09:47:23,202 INFO L448 ceAbstractionStarter]: For program point L530-3(lines 530 534) no Hoare annotation was computed. [2018-12-31 09:47:23,202 INFO L448 ceAbstractionStarter]: For program point L530-5(lines 530 534) no Hoare annotation was computed. [2018-12-31 09:47:23,202 INFO L448 ceAbstractionStarter]: For program point L530-6(lines 530 534) no Hoare annotation was computed. [2018-12-31 09:47:23,202 INFO L448 ceAbstractionStarter]: For program point L530-8(lines 530 534) no Hoare annotation was computed. [2018-12-31 09:47:23,202 INFO L448 ceAbstractionStarter]: For program point L530-9(lines 530 534) no Hoare annotation was computed. [2018-12-31 09:47:23,202 INFO L448 ceAbstractionStarter]: For program point L530-11(lines 530 534) no Hoare annotation was computed. [2018-12-31 09:47:23,202 INFO L448 ceAbstractionStarter]: For program point L530-12(lines 530 534) no Hoare annotation was computed. [2018-12-31 09:47:23,202 INFO L448 ceAbstractionStarter]: For program point L530-14(lines 530 534) no Hoare annotation was computed. [2018-12-31 09:47:23,203 INFO L448 ceAbstractionStarter]: For program point L530-15(lines 530 534) no Hoare annotation was computed. [2018-12-31 09:47:23,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 09:47:23 BoogieIcfgContainer [2018-12-31 09:47:23,249 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 09:47:23,249 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 09:47:23,250 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 09:47:23,250 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 09:47:23,250 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:47:08" (3/4) ... [2018-12-31 09:47:23,261 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 09:47:23,299 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-31 09:47:23,300 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-31 09:47:23,301 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-31 09:47:23,303 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-31 09:47:23,304 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-31 09:47:23,306 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 09:47:23,343 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == \result && 0 == tmp) && ((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 1 <= waterLevel) || (2 <= waterLevel && ((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((1 <= pumpRunning && splverifierCounter == 0) && 1 <= waterLevel) && systemActive == 1)) || (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) [2018-12-31 09:47:23,345 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == \result && 0 == tmp) && 1 <= waterLevel) && systemActive == 1 && splverifierCounter == 0 && pumpRunning == 0) || (2 <= waterLevel && systemActive == 1 && splverifierCounter == 0 && pumpRunning == 0)) || (((1 <= pumpRunning && 2 <= waterLevel) && 0 == methaneLevelCritical && splverifierCounter == 0) && systemActive == 1)) || ((((1 <= pumpRunning && methAndRunningLastTime == 0) && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1)) || (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) [2018-12-31 09:47:23,347 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) || (2 <= waterLevel && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || (2 <= waterLevel && (1 <= pumpRunning && (0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || ((((1 <= pumpRunning && methAndRunningLastTime == 0) && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1)) || (((0 == \result && 0 == tmp) && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 <= waterLevel) [2018-12-31 09:47:23,349 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && 0 == \result) && splverifierCounter == 0) && 1 <= waterLevel) && systemActive == 1 [2018-12-31 09:47:23,351 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && !(0 == \result)) && 1 <= waterLevel) && systemActive == 1) || (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 2 <= waterLevel)) || (2 <= waterLevel && ((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((0 == \result && 0 == tmp) && 1 <= waterLevel) && ((splverifierCounter == 0 && pumpRunning == 0) && !(0 == \result)) && systemActive == 1) [2018-12-31 09:47:23,353 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == \result && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 0 == tmp) && 1 <= waterLevel) || (2 <= waterLevel && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((methAndRunningLastTime == 0 && (0 == \result && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1)) || ((((1 <= pumpRunning && methAndRunningLastTime == 0) && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) [2018-12-31 09:47:23,354 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 0 == \result) && splverifierCounter == 0) && 1 <= tmp___0) && 1 <= \result) && 0 == tmp) && 1 <= waterLevel) && systemActive == 1 [2018-12-31 09:47:23,355 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 2 <= waterLevel) || ((((!(0 == tmp) && (((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 0 == \result) && 0 == tmp) && 1 <= waterLevel)) || (2 <= waterLevel && ((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || ((!(0 == tmp) && (((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 2 <= waterLevel)) || (((!(0 == tmp) && (((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && methAndRunningLastTime == 0) && 1 <= waterLevel) [2018-12-31 09:47:23,484 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 09:47:23,484 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 09:47:23,485 INFO L168 Benchmark]: Toolchain (without parser) took 17707.16 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 309.9 MB). Free memory was 948.7 MB in the beginning and 1.0 GB in the end (delta: -65.6 MB). Peak memory consumption was 244.2 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:23,486 INFO L168 Benchmark]: CDTParser took 0.17 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 09:47:23,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -172.6 MB). Peak memory consumption was 43.5 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:23,487 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:23,488 INFO L168 Benchmark]: Boogie Preprocessor took 47.45 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:47:23,488 INFO L168 Benchmark]: RCFGBuilder took 1468.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 59.3 MB). Peak memory consumption was 59.3 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:23,489 INFO L168 Benchmark]: TraceAbstraction took 15138.08 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 181.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 15.3 MB). Peak memory consumption was 344.1 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:23,489 INFO L168 Benchmark]: Witness Printer took 234.62 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:23,493 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 714.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -172.6 MB). Peak memory consumption was 43.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 97.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.45 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1468.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 59.3 MB). Peak memory consumption was 59.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15138.08 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 181.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 15.3 MB). Peak memory consumption was 344.1 MB. Max. memory is 11.5 GB. * Witness Printer took 234.62 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 930]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 930]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 930]: 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && 0 == \result) && splverifierCounter == 0) && 1 <= waterLevel) && systemActive == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 <= waterLevel) && systemActive == 1) || (((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 0 == \result) && splverifierCounter == 0) && 1 <= tmp___0) && 1 <= \result) && 0 == tmp) && 1 <= waterLevel) && systemActive == 1 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 <= waterLevel) && systemActive == 1) || (((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: ((((((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) || (2 <= waterLevel && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || (2 <= waterLevel && (1 <= pumpRunning && (0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || ((((1 <= pumpRunning && methAndRunningLastTime == 0) && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1)) || (((0 == \result && 0 == tmp) && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 <= waterLevel) - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: ((((((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && !(0 == \result)) && 1 <= waterLevel) && systemActive == 1) || (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 2 <= waterLevel)) || (2 <= waterLevel && ((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((0 == \result && 0 == tmp) && 1 <= waterLevel) && ((splverifierCounter == 0 && pumpRunning == 0) && !(0 == \result)) && systemActive == 1) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: ((((((0 == \result && 0 == tmp) && 1 <= waterLevel) && systemActive == 1 && splverifierCounter == 0 && pumpRunning == 0) || (2 <= waterLevel && systemActive == 1 && splverifierCounter == 0 && pumpRunning == 0)) || (((1 <= pumpRunning && 2 <= waterLevel) && 0 == methaneLevelCritical && splverifierCounter == 0) && systemActive == 1)) || ((((1 <= pumpRunning && methAndRunningLastTime == 0) && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1)) || (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: ((((((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 2 <= waterLevel) || ((((!(0 == tmp) && (((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 0 == \result) && 0 == tmp) && 1 <= waterLevel)) || (2 <= waterLevel && ((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || ((!(0 == tmp) && (((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 2 <= waterLevel)) || (((!(0 == tmp) && (((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && methAndRunningLastTime == 0) && 1 <= waterLevel) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 476]: Loop Invariant Derived loop invariant: (((((0 == \result && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 0 == tmp) && 1 <= waterLevel) || (2 <= waterLevel && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((methAndRunningLastTime == 0 && (0 == \result && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1)) || ((((1 <= pumpRunning && methAndRunningLastTime == 0) && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 476]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 476]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 369]: Loop Invariant Derived loop invariant: (((((0 == \result && 0 == tmp) && ((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 1 <= waterLevel) || (2 <= waterLevel && ((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((1 <= pumpRunning && splverifierCounter == 0) && 1 <= waterLevel) && systemActive == 1)) || (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 369]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) || (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 369]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 121 locations, 3 error locations. SAFE Result, 15.0s OverallTime, 13 OverallIterations, 2 TraceHistogramMax, 5.4s AutomataDifference, 0.0s DeadEndRemovalTime, 5.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1237 SDtfs, 1483 SDslu, 1966 SDs, 0 SdLazy, 236 SolverSat, 49 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 193 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=234occurred in iteration=10, 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: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 807 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 156 NumberOfFragments, 760 HoareAnnotationTreeSize, 43 FomulaSimplifications, 266745 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 43 FomulaSimplificationsInter, 26141 FormulaSimplificationTreeSizeReductionInter, 4.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 574 NumberOfCodeBlocks, 574 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 559 ConstructedInterpolants, 0 QuantifiedInterpolants, 46009 SizeOfPredicates, 5 NumberOfNonLiveVariables, 840 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 80/99 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...