./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec2_product58_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f 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_product58_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 b6539c3f80a02f7679497281344dc3da1a82da6c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 14:52:08,596 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 14:52:08,598 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 14:52:08,610 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 14:52:08,611 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 14:52:08,612 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 14:52:08,614 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 14:52:08,616 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 14:52:08,618 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 14:52:08,618 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 14:52:08,620 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 14:52:08,620 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 14:52:08,621 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 14:52:08,622 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 14:52:08,623 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 14:52:08,624 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 14:52:08,625 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 14:52:08,628 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 14:52:08,630 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 14:52:08,632 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 14:52:08,633 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 14:52:08,635 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 14:52:08,638 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 14:52:08,638 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 14:52:08,638 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 14:52:08,640 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 14:52:08,641 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 14:52:08,642 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 14:52:08,643 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 14:52:08,645 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 14:52:08,645 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 14:52:08,646 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 14:52:08,646 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 14:52:08,646 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 14:52:08,648 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 14:52:08,649 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 14:52:08,649 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 14:52:08,665 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 14:52:08,666 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 14:52:08,667 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 14:52:08,667 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 14:52:08,667 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 14:52:08,668 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 14:52:08,668 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 14:52:08,668 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 14:52:08,668 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 14:52:08,669 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 14:52:08,669 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 14:52:08,669 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 14:52:08,669 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 14:52:08,669 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 14:52:08,669 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 14:52:08,671 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 14:52:08,671 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 14:52:08,671 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 14:52:08,671 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 14:52:08,672 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 14:52:08,672 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 14:52:08,672 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:52:08,672 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 14:52:08,672 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 14:52:08,672 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 14:52:08,673 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 14:52:08,674 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 14:52:08,674 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 14:52:08,674 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 -> b6539c3f80a02f7679497281344dc3da1a82da6c [2019-01-12 14:52:08,723 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 14:52:08,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 14:52:08,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 14:52:08,740 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 14:52:08,741 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 14:52:08,741 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec2_product58_true-unreach-call_false-termination.cil.c [2019-01-12 14:52:08,796 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6bff65c4/9093051ea1624ecb93fe0032fa845c35/FLAGeaf8af83c [2019-01-12 14:52:09,349 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 14:52:09,349 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec2_product58_true-unreach-call_false-termination.cil.c [2019-01-12 14:52:09,363 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6bff65c4/9093051ea1624ecb93fe0032fa845c35/FLAGeaf8af83c [2019-01-12 14:52:09,601 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6bff65c4/9093051ea1624ecb93fe0032fa845c35 [2019-01-12 14:52:09,605 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 14:52:09,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 14:52:09,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 14:52:09,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 14:52:09,616 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 14:52:09,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:52:09" (1/1) ... [2019-01-12 14:52:09,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d680728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:09, skipping insertion in model container [2019-01-12 14:52:09,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:52:09" (1/1) ... [2019-01-12 14:52:09,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 14:52:09,698 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 14:52:09,999 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:52:10,014 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 14:52:10,183 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:52:10,302 INFO L195 MainTranslator]: Completed translation [2019-01-12 14:52:10,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:10 WrapperNode [2019-01-12 14:52:10,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 14:52:10,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 14:52:10,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 14:52:10,304 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 14:52:10,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:10" (1/1) ... [2019-01-12 14:52:10,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:10" (1/1) ... [2019-01-12 14:52:10,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 14:52:10,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 14:52:10,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 14:52:10,418 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 14:52:10,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:10" (1/1) ... [2019-01-12 14:52:10,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:10" (1/1) ... [2019-01-12 14:52:10,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:10" (1/1) ... [2019-01-12 14:52:10,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:10" (1/1) ... [2019-01-12 14:52:10,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:10" (1/1) ... [2019-01-12 14:52:10,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:10" (1/1) ... [2019-01-12 14:52:10,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:10" (1/1) ... [2019-01-12 14:52:10,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 14:52:10,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 14:52:10,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 14:52:10,519 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 14:52:10,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:52:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 14:52:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-12 14:52:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 14:52:10,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 14:52:12,198 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 14:52:12,199 INFO L286 CfgBuilder]: Removed 196 assue(true) statements. [2019-01-12 14:52:12,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:52:12 BoogieIcfgContainer [2019-01-12 14:52:12,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 14:52:12,201 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 14:52:12,201 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 14:52:12,204 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 14:52:12,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 02:52:09" (1/3) ... [2019-01-12 14:52:12,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@201bc7e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:52:12, skipping insertion in model container [2019-01-12 14:52:12,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:10" (2/3) ... [2019-01-12 14:52:12,206 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@201bc7e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:52:12, skipping insertion in model container [2019-01-12 14:52:12,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:52:12" (3/3) ... [2019-01-12 14:52:12,208 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product58_true-unreach-call_false-termination.cil.c [2019-01-12 14:52:12,217 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 14:52:12,224 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-01-12 14:52:12,240 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-01-12 14:52:12,269 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 14:52:12,270 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 14:52:12,270 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 14:52:12,270 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 14:52:12,271 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 14:52:12,271 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 14:52:12,271 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 14:52:12,271 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 14:52:12,271 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 14:52:12,290 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2019-01-12 14:52:12,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-01-12 14:52:12,297 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:12,298 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:52:12,300 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:12,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:12,306 INFO L82 PathProgramCache]: Analyzing trace with hash -203441980, now seen corresponding path program 1 times [2019-01-12 14:52:12,308 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:12,309 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:12,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:12,363 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:12,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:12,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:52:12,575 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:12,576 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:52:12,579 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 14:52:12,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 14:52:12,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:52:12,592 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 2 states. [2019-01-12 14:52:12,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:12,627 INFO L93 Difference]: Finished difference Result 271 states and 408 transitions. [2019-01-12 14:52:12,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 14:52:12,629 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-01-12 14:52:12,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:12,644 INFO L225 Difference]: With dead ends: 271 [2019-01-12 14:52:12,645 INFO L226 Difference]: Without dead ends: 135 [2019-01-12 14:52:12,650 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 [2019-01-12 14:52:12,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2019-01-12 14:52:12,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2019-01-12 14:52:12,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2019-01-12 14:52:12,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 196 transitions. [2019-01-12 14:52:12,705 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 196 transitions. Word has length 18 [2019-01-12 14:52:12,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:12,706 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 196 transitions. [2019-01-12 14:52:12,706 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 14:52:12,706 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 196 transitions. [2019-01-12 14:52:12,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-01-12 14:52:12,708 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:12,708 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:52:12,708 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:12,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:12,710 INFO L82 PathProgramCache]: Analyzing trace with hash -422277949, now seen corresponding path program 1 times [2019-01-12 14:52:12,710 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:12,710 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:12,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:12,713 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:12,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:12,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:52:12,919 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:12,919 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:52:12,921 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:52:12,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:52:12,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:52:12,924 INFO L87 Difference]: Start difference. First operand 135 states and 196 transitions. Second operand 3 states. [2019-01-12 14:52:12,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:12,961 INFO L93 Difference]: Finished difference Result 135 states and 196 transitions. [2019-01-12 14:52:12,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:52:12,965 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-01-12 14:52:12,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:12,966 INFO L225 Difference]: With dead ends: 135 [2019-01-12 14:52:12,966 INFO L226 Difference]: Without dead ends: 55 [2019-01-12 14:52:12,969 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 [2019-01-12 14:52:12,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2019-01-12 14:52:12,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2019-01-12 14:52:12,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-01-12 14:52:12,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2019-01-12 14:52:12,977 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2019-01-12 14:52:12,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:12,978 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2019-01-12 14:52:12,978 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:52:12,978 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2019-01-12 14:52:12,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-12 14:52:12,980 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:12,980 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] [2019-01-12 14:52:12,980 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:12,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:12,981 INFO L82 PathProgramCache]: Analyzing trace with hash -622955081, now seen corresponding path program 1 times [2019-01-12 14:52:12,981 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:12,981 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:12,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:12,983 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:12,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:13,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:52:13,238 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:13,239 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:52:13,239 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:52:13,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:52:13,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:52:13,240 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand 5 states. [2019-01-12 14:52:13,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:13,345 INFO L93 Difference]: Finished difference Result 103 states and 151 transitions. [2019-01-12 14:52:13,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 14:52:13,346 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-01-12 14:52:13,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:13,347 INFO L225 Difference]: With dead ends: 103 [2019-01-12 14:52:13,349 INFO L226 Difference]: Without dead ends: 55 [2019-01-12 14:52:13,349 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 14:52:13,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2019-01-12 14:52:13,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2019-01-12 14:52:13,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-01-12 14:52:13,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2019-01-12 14:52:13,358 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 24 [2019-01-12 14:52:13,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:13,358 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2019-01-12 14:52:13,358 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:52:13,358 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2019-01-12 14:52:13,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-01-12 14:52:13,359 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:13,361 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] [2019-01-12 14:52:13,361 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:13,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:13,363 INFO L82 PathProgramCache]: Analyzing trace with hash -543801984, now seen corresponding path program 1 times [2019-01-12 14:52:13,363 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:13,363 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:13,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:13,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:13,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:13,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:13,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:52:13,479 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:13,479 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:52:13,480 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:52:13,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:52:13,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:52:13,480 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand 3 states. [2019-01-12 14:52:13,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:13,657 INFO L93 Difference]: Finished difference Result 125 states and 181 transitions. [2019-01-12 14:52:13,658 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:52:13,658 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-01-12 14:52:13,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:13,659 INFO L225 Difference]: With dead ends: 125 [2019-01-12 14:52:13,659 INFO L226 Difference]: Without dead ends: 77 [2019-01-12 14:52:13,660 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 [2019-01-12 14:52:13,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2019-01-12 14:52:13,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 75. [2019-01-12 14:52:13,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-01-12 14:52:13,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 106 transitions. [2019-01-12 14:52:13,670 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 106 transitions. Word has length 26 [2019-01-12 14:52:13,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:13,671 INFO L480 AbstractCegarLoop]: Abstraction has 75 states and 106 transitions. [2019-01-12 14:52:13,671 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:52:13,671 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2019-01-12 14:52:13,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-01-12 14:52:13,672 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:13,672 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] [2019-01-12 14:52:13,673 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:13,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:13,673 INFO L82 PathProgramCache]: Analyzing trace with hash 433721006, now seen corresponding path program 1 times [2019-01-12 14:52:13,673 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:13,673 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:13,674 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:13,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:13,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:13,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:13,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:52:13,770 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:13,770 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:52:13,770 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:52:13,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:52:13,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:52:13,771 INFO L87 Difference]: Start difference. First operand 75 states and 106 transitions. Second operand 3 states. [2019-01-12 14:52:13,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:13,872 INFO L93 Difference]: Finished difference Result 194 states and 279 transitions. [2019-01-12 14:52:13,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:52:13,872 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2019-01-12 14:52:13,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:13,874 INFO L225 Difference]: With dead ends: 194 [2019-01-12 14:52:13,874 INFO L226 Difference]: Without dead ends: 126 [2019-01-12 14:52:13,875 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 [2019-01-12 14:52:13,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2019-01-12 14:52:13,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 124. [2019-01-12 14:52:13,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2019-01-12 14:52:13,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 175 transitions. [2019-01-12 14:52:13,890 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 175 transitions. Word has length 32 [2019-01-12 14:52:13,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:13,891 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 175 transitions. [2019-01-12 14:52:13,891 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:52:13,891 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 175 transitions. [2019-01-12 14:52:13,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-01-12 14:52:13,893 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:13,893 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] [2019-01-12 14:52:13,893 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:13,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:13,894 INFO L82 PathProgramCache]: Analyzing trace with hash 1020527020, now seen corresponding path program 1 times [2019-01-12 14:52:13,894 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:13,894 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:13,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:13,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:13,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:13,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:14,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:52:14,072 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:14,073 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:52:14,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:52:14,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:52:14,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:52:14,075 INFO L87 Difference]: Start difference. First operand 124 states and 175 transitions. Second operand 5 states. [2019-01-12 14:52:14,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:14,770 INFO L93 Difference]: Finished difference Result 622 states and 885 transitions. [2019-01-12 14:52:14,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-12 14:52:14,772 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-01-12 14:52:14,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:14,776 INFO L225 Difference]: With dead ends: 622 [2019-01-12 14:52:14,776 INFO L226 Difference]: Without dead ends: 505 [2019-01-12 14:52:14,778 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-12 14:52:14,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2019-01-12 14:52:14,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 227. [2019-01-12 14:52:14,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2019-01-12 14:52:14,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 314 transitions. [2019-01-12 14:52:14,816 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 314 transitions. Word has length 32 [2019-01-12 14:52:14,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:14,816 INFO L480 AbstractCegarLoop]: Abstraction has 227 states and 314 transitions. [2019-01-12 14:52:14,817 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:52:14,817 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 314 transitions. [2019-01-12 14:52:14,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-01-12 14:52:14,820 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:14,820 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] [2019-01-12 14:52:14,820 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:14,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:14,821 INFO L82 PathProgramCache]: Analyzing trace with hash 1020370484, now seen corresponding path program 1 times [2019-01-12 14:52:14,822 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:14,822 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:14,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:14,823 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:14,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:14,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:15,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:52:15,156 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:15,156 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:52:15,157 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:52:15,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:52:15,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:52:15,159 INFO L87 Difference]: Start difference. First operand 227 states and 314 transitions. Second operand 5 states. [2019-01-12 14:52:16,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:16,432 INFO L93 Difference]: Finished difference Result 865 states and 1197 transitions. [2019-01-12 14:52:16,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-12 14:52:16,433 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-01-12 14:52:16,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:16,437 INFO L225 Difference]: With dead ends: 865 [2019-01-12 14:52:16,438 INFO L226 Difference]: Without dead ends: 645 [2019-01-12 14:52:16,439 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-12 14:52:16,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 645 states. [2019-01-12 14:52:16,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 645 to 225. [2019-01-12 14:52:16,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2019-01-12 14:52:16,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 308 transitions. [2019-01-12 14:52:16,481 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 308 transitions. Word has length 33 [2019-01-12 14:52:16,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:16,482 INFO L480 AbstractCegarLoop]: Abstraction has 225 states and 308 transitions. [2019-01-12 14:52:16,483 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:52:16,483 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 308 transitions. [2019-01-12 14:52:16,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-01-12 14:52:16,485 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:16,486 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, 1, 1] [2019-01-12 14:52:16,486 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:16,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:16,486 INFO L82 PathProgramCache]: Analyzing trace with hash 1031669644, now seen corresponding path program 1 times [2019-01-12 14:52:16,487 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:16,488 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:16,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:16,489 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:16,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:16,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:16,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:52:16,566 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:16,566 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:52:16,567 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:52:16,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:52:16,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:52:16,568 INFO L87 Difference]: Start difference. First operand 225 states and 308 transitions. Second operand 5 states. [2019-01-12 14:52:17,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:17,063 INFO L93 Difference]: Finished difference Result 609 states and 825 transitions. [2019-01-12 14:52:17,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-12 14:52:17,063 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2019-01-12 14:52:17,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:17,066 INFO L225 Difference]: With dead ends: 609 [2019-01-12 14:52:17,066 INFO L226 Difference]: Without dead ends: 391 [2019-01-12 14:52:17,067 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 14:52:17,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2019-01-12 14:52:17,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 243. [2019-01-12 14:52:17,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2019-01-12 14:52:17,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 326 transitions. [2019-01-12 14:52:17,112 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 326 transitions. Word has length 36 [2019-01-12 14:52:17,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:17,112 INFO L480 AbstractCegarLoop]: Abstraction has 243 states and 326 transitions. [2019-01-12 14:52:17,112 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:52:17,112 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 326 transitions. [2019-01-12 14:52:17,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-01-12 14:52:17,117 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:17,117 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, 1, 1] [2019-01-12 14:52:17,117 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:17,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:17,117 INFO L82 PathProgramCache]: Analyzing trace with hash 20552394, now seen corresponding path program 1 times [2019-01-12 14:52:17,118 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:17,118 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:17,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:17,119 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:17,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:17,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:52:17,283 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:17,283 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:52:17,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-12 14:52:17,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-12 14:52:17,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-12 14:52:17,284 INFO L87 Difference]: Start difference. First operand 243 states and 326 transitions. Second operand 4 states. [2019-01-12 14:52:17,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:17,737 INFO L93 Difference]: Finished difference Result 512 states and 682 transitions. [2019-01-12 14:52:17,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-12 14:52:17,737 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2019-01-12 14:52:17,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:17,739 INFO L225 Difference]: With dead ends: 512 [2019-01-12 14:52:17,740 INFO L226 Difference]: Without dead ends: 276 [2019-01-12 14:52:17,741 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:52:17,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2019-01-12 14:52:17,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 204. [2019-01-12 14:52:17,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2019-01-12 14:52:17,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 267 transitions. [2019-01-12 14:52:17,774 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 267 transitions. Word has length 36 [2019-01-12 14:52:17,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:17,774 INFO L480 AbstractCegarLoop]: Abstraction has 204 states and 267 transitions. [2019-01-12 14:52:17,774 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-12 14:52:17,775 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 267 transitions. [2019-01-12 14:52:17,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-01-12 14:52:17,778 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:17,778 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, 1, 1, 1] [2019-01-12 14:52:17,779 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:17,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:17,779 INFO L82 PathProgramCache]: Analyzing trace with hash 1819972552, now seen corresponding path program 1 times [2019-01-12 14:52:17,779 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:17,779 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:17,784 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:17,784 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:17,784 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:18,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:52:18,140 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:18,140 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 14:52:18,141 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:52:18,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:52:18,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:52:18,141 INFO L87 Difference]: Start difference. First operand 204 states and 267 transitions. Second operand 6 states. [2019-01-12 14:52:18,878 WARN L181 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2019-01-12 14:52:19,261 WARN L181 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2019-01-12 14:52:20,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:20,076 INFO L93 Difference]: Finished difference Result 615 states and 805 transitions. [2019-01-12 14:52:20,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-12 14:52:20,077 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2019-01-12 14:52:20,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:20,079 INFO L225 Difference]: With dead ends: 615 [2019-01-12 14:52:20,080 INFO L226 Difference]: Without dead ends: 418 [2019-01-12 14:52:20,080 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-01-12 14:52:20,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2019-01-12 14:52:20,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 204. [2019-01-12 14:52:20,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2019-01-12 14:52:20,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 262 transitions. [2019-01-12 14:52:20,111 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 262 transitions. Word has length 37 [2019-01-12 14:52:20,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:20,111 INFO L480 AbstractCegarLoop]: Abstraction has 204 states and 262 transitions. [2019-01-12 14:52:20,111 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:52:20,111 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 262 transitions. [2019-01-12 14:52:20,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-01-12 14:52:20,112 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:20,112 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1] [2019-01-12 14:52:20,113 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:20,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:20,113 INFO L82 PathProgramCache]: Analyzing trace with hash -1973086569, now seen corresponding path program 1 times [2019-01-12 14:52:20,113 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:20,113 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:20,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:20,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:20,115 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:20,257 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-01-12 14:52:20,258 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:20,260 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-12 14:52:20,260 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-12 14:52:20,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-12 14:52:20,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-12 14:52:20,261 INFO L87 Difference]: Start difference. First operand 204 states and 262 transitions. Second operand 7 states. [2019-01-12 14:52:20,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:20,754 INFO L93 Difference]: Finished difference Result 516 states and 678 transitions. [2019-01-12 14:52:20,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-12 14:52:20,755 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-01-12 14:52:20,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:20,758 INFO L225 Difference]: With dead ends: 516 [2019-01-12 14:52:20,758 INFO L226 Difference]: Without dead ends: 369 [2019-01-12 14:52:20,759 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-01-12 14:52:20,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2019-01-12 14:52:20,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 210. [2019-01-12 14:52:20,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2019-01-12 14:52:20,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 268 transitions. [2019-01-12 14:52:20,793 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 268 transitions. Word has length 58 [2019-01-12 14:52:20,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:20,793 INFO L480 AbstractCegarLoop]: Abstraction has 210 states and 268 transitions. [2019-01-12 14:52:20,794 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-12 14:52:20,794 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 268 transitions. [2019-01-12 14:52:20,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-01-12 14:52:20,795 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:20,797 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1] [2019-01-12 14:52:20,797 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:20,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:20,798 INFO L82 PathProgramCache]: Analyzing trace with hash 2063715289, now seen corresponding path program 1 times [2019-01-12 14:52:20,799 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:20,799 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:20,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:20,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:20,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:20,893 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:52:20,893 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:20,893 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:52:20,894 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:52:20,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:52:20,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:52:20,894 INFO L87 Difference]: Start difference. First operand 210 states and 268 transitions. Second operand 3 states. [2019-01-12 14:52:21,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:21,037 INFO L93 Difference]: Finished difference Result 331 states and 425 transitions. [2019-01-12 14:52:21,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:52:21,037 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2019-01-12 14:52:21,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:21,039 INFO L225 Difference]: With dead ends: 331 [2019-01-12 14:52:21,039 INFO L226 Difference]: Without dead ends: 329 [2019-01-12 14:52:21,040 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 [2019-01-12 14:52:21,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2019-01-12 14:52:21,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 236. [2019-01-12 14:52:21,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2019-01-12 14:52:21,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 307 transitions. [2019-01-12 14:52:21,077 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 307 transitions. Word has length 58 [2019-01-12 14:52:21,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:21,077 INFO L480 AbstractCegarLoop]: Abstraction has 236 states and 307 transitions. [2019-01-12 14:52:21,078 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:52:21,078 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 307 transitions. [2019-01-12 14:52:21,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-01-12 14:52:21,079 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:21,079 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:52:21,080 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:21,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:21,080 INFO L82 PathProgramCache]: Analyzing trace with hash 1544417178, now seen corresponding path program 1 times [2019-01-12 14:52:21,080 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:21,080 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:21,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:21,082 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:21,082 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:21,472 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-01-12 14:52:21,473 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:21,473 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 14:52:21,474 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:52:21,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:52:21,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:52:21,475 INFO L87 Difference]: Start difference. First operand 236 states and 307 transitions. Second operand 6 states. [2019-01-12 14:52:22,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:22,142 INFO L93 Difference]: Finished difference Result 520 states and 681 transitions. [2019-01-12 14:52:22,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-12 14:52:22,144 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 82 [2019-01-12 14:52:22,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:22,144 INFO L225 Difference]: With dead ends: 520 [2019-01-12 14:52:22,144 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 14:52:22,147 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2019-01-12 14:52:22,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 14:52:22,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 14:52:22,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 14:52:22,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 14:52:22,148 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 82 [2019-01-12 14:52:22,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:22,148 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 14:52:22,148 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:52:22,148 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 14:52:22,149 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 14:52:22,159 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 14:52:22,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,712 WARN L181 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 121 [2019-01-12 14:52:22,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,859 WARN L181 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 114 [2019-01-12 14:52:22,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:22,972 WARN L181 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 91 [2019-01-12 14:52:22,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,200 WARN L181 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 106 [2019-01-12 14:52:23,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,406 WARN L181 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2019-01-12 14:52:23,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,678 WARN L181 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 127 [2019-01-12 14:52:23,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:23,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,031 WARN L181 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 127 [2019-01-12 14:52:24,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,424 WARN L181 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 124 [2019-01-12 14:52:24,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:24,549 WARN L181 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 114 [2019-01-12 14:52:26,113 WARN L181 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 39 DAG size of output: 27 [2019-01-12 14:52:26,531 WARN L181 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 16 [2019-01-12 14:52:27,642 WARN L181 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 120 DAG size of output: 28 [2019-01-12 14:52:28,395 WARN L181 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2019-01-12 14:52:28,889 WARN L181 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 35 [2019-01-12 14:52:29,205 WARN L181 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 31 [2019-01-12 14:52:29,730 WARN L181 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 34 [2019-01-12 14:52:30,308 WARN L181 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 32 [2019-01-12 14:52:30,478 WARN L181 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 33 [2019-01-12 14:52:31,177 WARN L181 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 32 [2019-01-12 14:52:31,797 WARN L181 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 32 [2019-01-12 14:52:31,915 WARN L181 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2019-01-12 14:52:32,424 WARN L181 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 29 [2019-01-12 14:52:32,836 WARN L181 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 37 [2019-01-12 14:52:32,857 INFO L448 ceAbstractionStarter]: For program point L531(lines 530 577) no Hoare annotation was computed. [2019-01-12 14:52:32,857 INFO L448 ceAbstractionStarter]: For program point L994(line 994) no Hoare annotation was computed. [2019-01-12 14:52:32,858 INFO L448 ceAbstractionStarter]: For program point L994-1(line 994) no Hoare annotation was computed. [2019-01-12 14:52:32,858 INFO L448 ceAbstractionStarter]: For program point L994-2(line 994) no Hoare annotation was computed. [2019-01-12 14:52:32,858 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 800) no Hoare annotation was computed. [2019-01-12 14:52:32,858 INFO L448 ceAbstractionStarter]: For program point L796-2(lines 796 800) no Hoare annotation was computed. [2019-01-12 14:52:32,858 INFO L448 ceAbstractionStarter]: For program point L796-3(lines 796 800) no Hoare annotation was computed. [2019-01-12 14:52:32,858 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 648) no Hoare annotation was computed. [2019-01-12 14:52:32,858 INFO L448 ceAbstractionStarter]: For program point L796-5(lines 796 800) no Hoare annotation was computed. [2019-01-12 14:52:32,858 INFO L448 ceAbstractionStarter]: For program point L631-1(lines 631 648) no Hoare annotation was computed. [2019-01-12 14:52:32,858 INFO L448 ceAbstractionStarter]: For program point L796-6(lines 796 800) no Hoare annotation was computed. [2019-01-12 14:52:32,858 INFO L448 ceAbstractionStarter]: For program point L631-2(lines 631 648) no Hoare annotation was computed. [2019-01-12 14:52:32,858 INFO L448 ceAbstractionStarter]: For program point L532(lines 532 536) no Hoare annotation was computed. [2019-01-12 14:52:32,859 INFO L448 ceAbstractionStarter]: For program point L631-3(lines 631 648) no Hoare annotation was computed. [2019-01-12 14:52:32,859 INFO L448 ceAbstractionStarter]: For program point L796-8(lines 796 800) no Hoare annotation was computed. [2019-01-12 14:52:32,859 INFO L448 ceAbstractionStarter]: For program point L631-4(lines 631 648) no Hoare annotation was computed. [2019-01-12 14:52:32,859 INFO L448 ceAbstractionStarter]: For program point L631-5(lines 631 648) no Hoare annotation was computed. [2019-01-12 14:52:32,859 INFO L444 ceAbstractionStarter]: At program point L136(lines 127 140) the Hoare annotation is: false [2019-01-12 14:52:32,859 INFO L444 ceAbstractionStarter]: At program point L136-1(lines 127 140) the Hoare annotation is: (let ((.cse6 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse7 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse9 (not (= ~systemActive~0 0))) (.cse10 (= ~pumpRunning~0 0))) (let ((.cse1 (and .cse6 .cse7 (= 0 ~methaneLevelCritical~0) .cse8 .cse9 .cse10)) (.cse3 (<= 2 ~waterLevel~0)) (.cse0 (<= 1 ~waterLevel~0)) (.cse4 (and .cse6 .cse7 .cse8 .cse9 .cse10)) (.cse2 (= 1 |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 (and .cse1 .cse2)) (and .cse3 (and .cse4 .cse5)) (and .cse1 .cse3) (and .cse0 (and .cse4 .cse2 .cse5))))) [2019-01-12 14:52:32,859 INFO L444 ceAbstractionStarter]: At program point L136-2(lines 127 140) the Hoare annotation is: false [2019-01-12 14:52:32,860 INFO L444 ceAbstractionStarter]: At program point L136-3(lines 127 140) the Hoare annotation is: false [2019-01-12 14:52:32,860 INFO L444 ceAbstractionStarter]: At program point L136-4(lines 127 140) the Hoare annotation is: false [2019-01-12 14:52:32,860 INFO L444 ceAbstractionStarter]: At program point L136-5(lines 127 140) the Hoare annotation is: false [2019-01-12 14:52:32,860 INFO L444 ceAbstractionStarter]: At program point L599(lines 598 617) the Hoare annotation is: (let ((.cse1 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (not (= ~systemActive~0 0))) (.cse5 (= 1 ~methaneLevelCritical~0)) (.cse0 (<= 1 ~waterLevel~0))) (or (and .cse0 (and (and .cse1 .cse2 .cse3 .cse4 (= ~pumpRunning~0 0)) .cse5)) (and (and .cse1 .cse2 (= 0 ~methaneLevelCritical~0) .cse3 .cse4) .cse0) (and (and .cse1 .cse2 .cse3 .cse4 .cse5) (= ~methAndRunningLastTime~0 0) .cse0))) [2019-01-12 14:52:32,860 INFO L448 ceAbstractionStarter]: For program point L599-1(lines 599 605) no Hoare annotation was computed. [2019-01-12 14:52:32,860 INFO L444 ceAbstractionStarter]: At program point L599-2(lines 598 617) the Hoare annotation is: false [2019-01-12 14:52:32,860 INFO L444 ceAbstractionStarter]: At program point L599-3(lines 598 617) the Hoare annotation is: false [2019-01-12 14:52:32,860 INFO L448 ceAbstractionStarter]: For program point L568(lines 568 572) no Hoare annotation was computed. [2019-01-12 14:52:32,861 INFO L444 ceAbstractionStarter]: At program point L568-2(lines 599 605) the Hoare annotation is: (let ((.cse6 (= 1 ~methaneLevelCritical~0)) (.cse0 (= ~methAndRunningLastTime~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse7 (<= 1 ~waterLevel~0)) (.cse1 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= 0 ~methaneLevelCritical~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (not (= ~systemActive~0 0))) (.cse8 (<= 2 ~waterLevel~0))) (or (and .cse0 (and (and .cse1 .cse2 .cse3 .cse4 .cse5) .cse6) .cse7) (and (and .cse1 .cse2 .cse3 .cse4 .cse6) .cse0 .cse8) (and .cse0 (and .cse1 .cse2 .cse9 .cse3 .cse4 .cse5) .cse7) (and (and .cse1 .cse2 .cse9 .cse3 .cse4) .cse8))) [2019-01-12 14:52:32,861 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 994) no Hoare annotation was computed. [2019-01-12 14:52:32,861 INFO L448 ceAbstractionStarter]: For program point L833(lines 833 850) no Hoare annotation was computed. [2019-01-12 14:52:32,861 INFO L444 ceAbstractionStarter]: At program point L833-1(lines 1 997) the Hoare annotation is: (let ((.cse3 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse0 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (not (= ~systemActive~0 0))) (.cse6 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse2 .cse3 (<= 2 ~waterLevel~0) .cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse5) (and .cse2 (and .cse0 .cse1 .cse3 (= ~waterLevel~0 1) .cse4 .cse5 .cse6)) (and .cse2 (<= 1 ~waterLevel~0) (and (and .cse0 .cse1 .cse4 .cse5 .cse6) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~methaneLevelCritical~0))))) [2019-01-12 14:52:32,861 INFO L448 ceAbstractionStarter]: For program point L833-2(lines 833 850) no Hoare annotation was computed. [2019-01-12 14:52:32,861 INFO L444 ceAbstractionStarter]: At program point L833-3(lines 1 997) the Hoare annotation is: false [2019-01-12 14:52:32,861 INFO L448 ceAbstractionStarter]: For program point L833-4(lines 833 850) no Hoare annotation was computed. [2019-01-12 14:52:32,862 INFO L444 ceAbstractionStarter]: At program point L833-5(lines 1 997) the Hoare annotation is: false [2019-01-12 14:52:32,862 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 643) no Hoare annotation was computed. [2019-01-12 14:52:32,862 INFO L448 ceAbstractionStarter]: For program point L635-1(lines 635 643) no Hoare annotation was computed. [2019-01-12 14:52:32,862 INFO L448 ceAbstractionStarter]: For program point L635-2(lines 635 643) no Hoare annotation was computed. [2019-01-12 14:52:32,862 INFO L448 ceAbstractionStarter]: For program point L635-3(lines 635 643) no Hoare annotation was computed. [2019-01-12 14:52:32,862 INFO L448 ceAbstractionStarter]: For program point L635-4(lines 635 643) no Hoare annotation was computed. [2019-01-12 14:52:32,862 INFO L448 ceAbstractionStarter]: For program point L635-5(lines 635 643) no Hoare annotation was computed. [2019-01-12 14:52:32,862 INFO L444 ceAbstractionStarter]: At program point L802(lines 787 805) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~8)) (.cse1 (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|)) (.cse2 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_main_~tmp~10 1)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (not (= ~systemActive~0 0))) (.cse6 (not (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 0))) (.cse7 (not (= |ULTIMATE.start_isLowWaterLevel_#res| 0))) (.cse8 (<= 1 ~waterLevel~0))) (or (and .cse0 .cse1 (and (and .cse2 .cse3 (= 0 ~methaneLevelCritical~0) .cse4 .cse5) .cse6 .cse7) .cse8) (and .cse0 .cse1 (and (and .cse2 .cse3 .cse4 .cse5 (= 1 ~methaneLevelCritical~0)) .cse6 .cse7) .cse8))) [2019-01-12 14:52:32,863 INFO L444 ceAbstractionStarter]: At program point L802-1(lines 787 805) the Hoare annotation is: false [2019-01-12 14:52:32,863 INFO L444 ceAbstractionStarter]: At program point L802-2(lines 787 805) the Hoare annotation is: false [2019-01-12 14:52:32,863 INFO L448 ceAbstractionStarter]: For program point L837(lines 837 847) no Hoare annotation was computed. [2019-01-12 14:52:32,863 INFO L448 ceAbstractionStarter]: For program point L837-2(lines 837 847) no Hoare annotation was computed. [2019-01-12 14:52:32,863 INFO L448 ceAbstractionStarter]: For program point L837-4(lines 837 847) no Hoare annotation was computed. [2019-01-12 14:52:32,863 INFO L444 ceAbstractionStarter]: At program point L606(lines 606 612) the Hoare annotation is: (let ((.cse0 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (not (= ~systemActive~0 0))) (.cse6 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~waterLevel~0))) (or (and (<= 2 ~waterLevel~0) (and .cse0 .cse1 .cse2 .cse3 .cse4)) (and .cse5 (and (and .cse0 .cse1 .cse3 .cse4 .cse6) (= 1 ~methaneLevelCritical~0))) (and (and .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse6)) .cse5))) [2019-01-12 14:52:32,863 INFO L444 ceAbstractionStarter]: At program point L606-1(lines 606 612) the Hoare annotation is: false [2019-01-12 14:52:32,863 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 546) no Hoare annotation was computed. [2019-01-12 14:52:32,864 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 612) the Hoare annotation is: false [2019-01-12 14:52:32,864 INFO L444 ceAbstractionStarter]: At program point L540-1(lines 540 546) the Hoare annotation is: (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse0 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (not (= ~systemActive~0 0))) (.cse7 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse2 .cse3 .cse4 .cse5 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse6) (and .cse2 .cse4 (and .cse0 .cse1 .cse3 .cse5 .cse6 .cse7)) (and .cse2 (and .cse0 .cse1 .cse3 (= ~waterLevel~0 1) .cse5 .cse6 .cse7)) (and .cse2 (<= 1 ~waterLevel~0) (and (and .cse0 .cse1 .cse5 .cse6 .cse7) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~methaneLevelCritical~0))))) [2019-01-12 14:52:32,864 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 994) no Hoare annotation was computed. [2019-01-12 14:52:32,864 INFO L448 ceAbstractionStarter]: For program point L78(lines 78 82) no Hoare annotation was computed. [2019-01-12 14:52:32,864 INFO L448 ceAbstractionStarter]: For program point L838(lines 838 844) no Hoare annotation was computed. [2019-01-12 14:52:32,864 INFO L444 ceAbstractionStarter]: At program point L904-2(lines 904 918) the Hoare annotation is: false [2019-01-12 14:52:32,864 INFO L448 ceAbstractionStarter]: For program point L838-2(lines 838 844) no Hoare annotation was computed. [2019-01-12 14:52:32,864 INFO L448 ceAbstractionStarter]: For program point L838-4(lines 838 844) no Hoare annotation was computed. [2019-01-12 14:52:32,865 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 994) no Hoare annotation was computed. [2019-01-12 14:52:32,865 INFO L448 ceAbstractionStarter]: For program point L905(line 905) no Hoare annotation was computed. [2019-01-12 14:52:32,865 INFO L444 ceAbstractionStarter]: At program point L146(lines 141 149) the Hoare annotation is: (let ((.cse0 (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|)) (.cse1 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (not (= ~systemActive~0 0))) (.cse5 (<= 1 ~waterLevel~0))) (or (and .cse0 (and .cse1 .cse2 (= 0 ~methaneLevelCritical~0) .cse3 .cse4) .cse5) (and (= ~methAndRunningLastTime~0 0) .cse0 (and .cse1 .cse2 .cse3 .cse4 (= 1 ~methaneLevelCritical~0)) .cse5))) [2019-01-12 14:52:32,865 INFO L444 ceAbstractionStarter]: At program point L146-1(lines 141 149) the Hoare annotation is: false [2019-01-12 14:52:32,865 INFO L444 ceAbstractionStarter]: At program point L146-2(lines 141 149) the Hoare annotation is: false [2019-01-12 14:52:32,865 INFO L448 ceAbstractionStarter]: For program point L908(lines 908 912) no Hoare annotation was computed. [2019-01-12 14:52:32,865 INFO L448 ceAbstractionStarter]: For program point L908-1(lines 599 605) no Hoare annotation was computed. [2019-01-12 14:52:32,865 INFO L444 ceAbstractionStarter]: At program point L578(lines 529 579) the Hoare annotation is: false [2019-01-12 14:52:32,866 INFO L448 ceAbstractionStarter]: For program point L777(lines 777 781) no Hoare annotation was computed. [2019-01-12 14:52:32,866 INFO L448 ceAbstractionStarter]: For program point L777-2(lines 777 781) no Hoare annotation was computed. [2019-01-12 14:52:32,866 INFO L448 ceAbstractionStarter]: For program point L777-3(lines 777 781) no Hoare annotation was computed. [2019-01-12 14:52:32,866 INFO L448 ceAbstractionStarter]: For program point L777-5(lines 777 781) no Hoare annotation was computed. [2019-01-12 14:52:32,866 INFO L448 ceAbstractionStarter]: For program point L777-6(lines 777 781) no Hoare annotation was computed. [2019-01-12 14:52:32,866 INFO L448 ceAbstractionStarter]: For program point L777-8(lines 777 781) no Hoare annotation was computed. [2019-01-12 14:52:32,866 INFO L448 ceAbstractionStarter]: For program point L777-9(lines 777 781) no Hoare annotation was computed. [2019-01-12 14:52:32,866 INFO L448 ceAbstractionStarter]: For program point L777-11(lines 777 781) no Hoare annotation was computed. [2019-01-12 14:52:32,866 INFO L448 ceAbstractionStarter]: For program point L777-12(lines 777 781) no Hoare annotation was computed. [2019-01-12 14:52:32,866 INFO L448 ceAbstractionStarter]: For program point L777-14(lines 777 781) no Hoare annotation was computed. [2019-01-12 14:52:32,867 INFO L448 ceAbstractionStarter]: For program point L777-15(lines 777 781) no Hoare annotation was computed. [2019-01-12 14:52:32,867 INFO L448 ceAbstractionStarter]: For program point L777-17(lines 777 781) no Hoare annotation was computed. [2019-01-12 14:52:32,867 INFO L448 ceAbstractionStarter]: For program point L976(lines 976 983) no Hoare annotation was computed. [2019-01-12 14:52:32,867 INFO L451 ceAbstractionStarter]: At program point L976-1(lines 976 983) the Hoare annotation is: true [2019-01-12 14:52:32,867 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 14:52:32,867 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 58) no Hoare annotation was computed. [2019-01-12 14:52:32,867 INFO L448 ceAbstractionStarter]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2019-01-12 14:52:32,867 INFO L444 ceAbstractionStarter]: At program point L880(lines 1 997) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0)) (= ~pumpRunning~0 0)) [2019-01-12 14:52:32,867 INFO L448 ceAbstractionStarter]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2019-01-12 14:52:32,867 INFO L448 ceAbstractionStarter]: For program point L550(lines 550 556) no Hoare annotation was computed. [2019-01-12 14:52:32,868 INFO L444 ceAbstractionStarter]: At program point L550-1(lines 550 556) the Hoare annotation is: (let ((.cse6 (= 1 ~methaneLevelCritical~0)) (.cse0 (= ~methAndRunningLastTime~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse7 (<= 1 ~waterLevel~0)) (.cse1 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= 0 ~methaneLevelCritical~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (not (= ~systemActive~0 0))) (.cse8 (<= 2 ~waterLevel~0))) (or (and .cse0 (and (and .cse1 .cse2 .cse3 .cse4 .cse5) .cse6) .cse7) (and (and .cse1 .cse2 .cse3 .cse4 .cse6) .cse0 .cse8) (and .cse0 (and .cse1 .cse2 .cse9 .cse3 .cse4 .cse5) .cse7) (and (and .cse1 .cse2 .cse9 .cse3 .cse4) .cse8))) [2019-01-12 14:52:32,868 INFO L444 ceAbstractionStarter]: At program point L783(lines 768 786) the Hoare annotation is: false [2019-01-12 14:52:32,868 INFO L444 ceAbstractionStarter]: At program point L783-1(lines 768 786) the Hoare annotation is: (let ((.cse7 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse8 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse10 (not (= ~systemActive~0 0))) (.cse11 (= ~pumpRunning~0 0))) (let ((.cse1 (and .cse7 .cse8 .cse9 .cse10 .cse11)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse0 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (.cse2 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1)) (.cse6 (and .cse7 .cse8 (= 0 ~methaneLevelCritical~0) .cse9 .cse10 .cse11))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and .cse5 (and .cse1 .cse3)) (and .cse6 .cse5) (and .cse4 (and .cse0 .cse2 .cse6))))) [2019-01-12 14:52:32,868 INFO L444 ceAbstractionStarter]: At program point L783-2(lines 768 786) the Hoare annotation is: false [2019-01-12 14:52:32,868 INFO L444 ceAbstractionStarter]: At program point L783-3(lines 768 786) the Hoare annotation is: false [2019-01-12 14:52:32,868 INFO L444 ceAbstractionStarter]: At program point L783-4(lines 768 786) the Hoare annotation is: false [2019-01-12 14:52:32,868 INFO L444 ceAbstractionStarter]: At program point L783-5(lines 768 786) the Hoare annotation is: false [2019-01-12 14:52:32,868 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 14:52:32,869 INFO L444 ceAbstractionStarter]: At program point L91(lines 86 94) the Hoare annotation is: false [2019-01-12 14:52:32,869 INFO L444 ceAbstractionStarter]: At program point L91-1(lines 86 94) the Hoare annotation is: (let ((.cse1 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (not (= ~systemActive~0 0))) (.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 2 ~waterLevel~0))) (or (and .cse0 (and .cse1 .cse2 (= 0 ~methaneLevelCritical~0) .cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5)) (and (and .cse1 .cse2 .cse3 .cse4 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse5 (= 1 ~methaneLevelCritical~0)) .cse0))) [2019-01-12 14:52:32,869 INFO L444 ceAbstractionStarter]: At program point L91-2(lines 86 94) the Hoare annotation is: (let ((.cse1 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (not (= ~systemActive~0 0))) (.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~waterLevel~0))) (or (and .cse0 (and (and .cse1 .cse2 .cse3 .cse4 .cse5) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~methaneLevelCritical~0))) (and (<= 2 ~waterLevel~0) (and .cse1 .cse2 .cse6 .cse3 .cse7 .cse4)) (and (and .cse1 .cse2 .cse6 .cse3 .cse7 .cse4 .cse5) .cse0))) [2019-01-12 14:52:32,869 INFO L444 ceAbstractionStarter]: At program point L91-3(lines 86 94) the Hoare annotation is: false [2019-01-12 14:52:32,869 INFO L444 ceAbstractionStarter]: At program point L91-4(lines 86 94) the Hoare annotation is: false [2019-01-12 14:52:32,869 INFO L444 ceAbstractionStarter]: At program point L91-5(lines 86 94) the Hoare annotation is: false [2019-01-12 14:52:32,869 INFO L444 ceAbstractionStarter]: At program point L91-6(lines 86 94) the Hoare annotation is: false [2019-01-12 14:52:32,869 INFO L444 ceAbstractionStarter]: At program point L91-7(lines 86 94) the Hoare annotation is: false [2019-01-12 14:52:32,870 INFO L444 ceAbstractionStarter]: At program point L91-8(lines 86 94) the Hoare annotation is: false [2019-01-12 14:52:32,870 INFO L444 ceAbstractionStarter]: At program point L719(lines 712 722) the Hoare annotation is: false [2019-01-12 14:52:32,870 INFO L444 ceAbstractionStarter]: At program point L719-1(lines 712 722) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (not (= ~systemActive~0 0))) (.cse5 (= ~pumpRunning~0 0))) (or (and .cse0 (and .cse1 .cse2 (= 0 ~methaneLevelCritical~0) .cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5)) (and .cse0 (and .cse1 .cse2 .cse3 .cse4 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse5 (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) (= 1 ~methaneLevelCritical~0))))) [2019-01-12 14:52:32,870 INFO L444 ceAbstractionStarter]: At program point L719-2(lines 712 722) the Hoare annotation is: false [2019-01-12 14:52:32,870 INFO L444 ceAbstractionStarter]: At program point L719-3(lines 712 722) the Hoare annotation is: false [2019-01-12 14:52:32,870 INFO L444 ceAbstractionStarter]: At program point L719-4(lines 712 722) the Hoare annotation is: false [2019-01-12 14:52:32,870 INFO L444 ceAbstractionStarter]: At program point L719-5(lines 712 722) the Hoare annotation is: false [2019-01-12 14:52:32,870 INFO L451 ceAbstractionStarter]: At program point L985(lines 966 988) the Hoare annotation is: true [2019-01-12 14:52:32,871 INFO L444 ceAbstractionStarter]: At program point L952(lines 948 954) the Hoare annotation is: (and (= 1 |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_main_~tmp~10 1) (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0)) (= ~pumpRunning~0 0)) [2019-01-12 14:52:32,871 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 14:52:32,871 INFO L444 ceAbstractionStarter]: At program point L888(lines 883 891) the Hoare annotation is: (and (= 1 |ULTIMATE.start_valid_product_#res|) (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0)) (= ~pumpRunning~0 0)) [2019-01-12 14:52:32,871 INFO L444 ceAbstractionStarter]: At program point L822(lines 817 824) the Hoare annotation is: (and (= 1 |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_main_~tmp~10 1) (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0)) (= ~pumpRunning~0 0)) [2019-01-12 14:52:32,871 INFO L448 ceAbstractionStarter]: For program point L657(lines 657 674) no Hoare annotation was computed. [2019-01-12 14:52:32,871 INFO L448 ceAbstractionStarter]: For program point L657-1(lines 657 674) no Hoare annotation was computed. [2019-01-12 14:52:32,871 INFO L448 ceAbstractionStarter]: For program point L657-2(lines 657 674) no Hoare annotation was computed. [2019-01-12 14:52:32,871 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 573) no Hoare annotation was computed. [2019-01-12 14:52:32,871 INFO L448 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:52:32,871 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:52:32,872 INFO L448 ceAbstractionStarter]: For program point L131-2(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:52:32,872 INFO L448 ceAbstractionStarter]: For program point L131-3(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:52:32,872 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 14:52:32,872 INFO L448 ceAbstractionStarter]: For program point L131-4(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:52:32,872 INFO L448 ceAbstractionStarter]: For program point L131-5(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:52:32,872 INFO L448 ceAbstractionStarter]: For program point L66(lines 66 70) no Hoare annotation was computed. [2019-01-12 14:52:32,872 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 700) no Hoare annotation was computed. [2019-01-12 14:52:32,872 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 669) no Hoare annotation was computed. [2019-01-12 14:52:32,872 INFO L448 ceAbstractionStarter]: For program point L694-2(lines 694 700) no Hoare annotation was computed. [2019-01-12 14:52:32,872 INFO L448 ceAbstractionStarter]: For program point L661-1(lines 661 669) no Hoare annotation was computed. [2019-01-12 14:52:32,872 INFO L448 ceAbstractionStarter]: For program point L661-2(lines 661 669) no Hoare annotation was computed. [2019-01-12 14:52:32,872 INFO L448 ceAbstractionStarter]: For program point L694-4(lines 694 700) no Hoare annotation was computed. [2019-01-12 14:52:32,873 INFO L448 ceAbstractionStarter]: For program point L694-6(lines 694 700) no Hoare annotation was computed. [2019-01-12 14:52:32,873 INFO L448 ceAbstractionStarter]: For program point L694-8(lines 694 700) no Hoare annotation was computed. [2019-01-12 14:52:32,873 INFO L448 ceAbstractionStarter]: For program point L694-10(lines 694 700) no Hoare annotation was computed. [2019-01-12 14:52:32,873 INFO L444 ceAbstractionStarter]: At program point L728(lines 723 731) the Hoare annotation is: (and (= 1 |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_main_~tmp~10 1) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (not (= ~systemActive~0 0)) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 1 ~methaneLevelCritical~0)) [2019-01-12 14:52:32,873 INFO L444 ceAbstractionStarter]: At program point L728-1(lines 723 731) the Hoare annotation is: false [2019-01-12 14:52:32,873 INFO L444 ceAbstractionStarter]: At program point L728-2(lines 723 731) the Hoare annotation is: false [2019-01-12 14:52:32,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 02:52:32 BoogieIcfgContainer [2019-01-12 14:52:32,938 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 14:52:32,938 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 14:52:32,938 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 14:52:32,938 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 14:52:32,939 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:52:12" (3/4) ... [2019-01-12 14:52:32,948 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 14:52:32,981 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-01-12 14:52:32,985 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-01-12 14:52:32,987 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-01-12 14:52:32,988 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 14:52:32,989 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-12 14:52:32,991 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 14:52:33,028 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == \result && methAndRunningLastTime == 0) && 0 == methaneLevelCritical) && waterLevel == 1) && !(systemActive == 0)) && pumpRunning == 0 [2019-01-12 14:52:33,029 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == \result && tmp == 1) && methAndRunningLastTime == 0) && 0 == methaneLevelCritical) && waterLevel == 1) && !(systemActive == 0)) && pumpRunning == 0 [2019-01-12 14:52:33,030 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == \result && tmp == 1) && methAndRunningLastTime == 0) && 0 == methaneLevelCritical) && waterLevel == 1) && !(systemActive == 0)) && pumpRunning == 0 [2019-01-12 14:52:33,030 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 == \result && tmp == 1) && tmp == 0) && methAndRunningLastTime == 0) && 0 == methaneLevelCritical) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && !(systemActive == 0)) || (methAndRunningLastTime == 0 && (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && waterLevel == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0)) || ((methAndRunningLastTime == 0 && 1 <= waterLevel) && (((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) [2019-01-12 14:52:33,030 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 == \result && tmp == 1) && tmp == 0) && methAndRunningLastTime == 0) && 0 == methaneLevelCritical) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && !(systemActive == 0)) || ((methAndRunningLastTime == 0 && 2 <= waterLevel) && ((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0)) || (methAndRunningLastTime == 0 && (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && waterLevel == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0)) || ((methAndRunningLastTime == 0 && 1 <= waterLevel) && (((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) [2019-01-12 14:52:33,034 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((methAndRunningLastTime == 0 && ((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= waterLevel) || ((((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == methaneLevelCritical) && methAndRunningLastTime == 0) && 2 <= waterLevel)) || ((methAndRunningLastTime == 0 && ((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 <= waterLevel)) || (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && 2 <= waterLevel) [2019-01-12 14:52:33,035 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((methAndRunningLastTime == 0 && ((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= waterLevel) || ((((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == methaneLevelCritical) && methAndRunningLastTime == 0) && 2 <= waterLevel)) || ((methAndRunningLastTime == 0 && ((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 <= waterLevel)) || (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && 2 <= waterLevel) [2019-01-12 14:52:33,035 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 <= waterLevel && ((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == methaneLevelCritical) || (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && 1 <= waterLevel)) || ((((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == methaneLevelCritical) && methAndRunningLastTime == 0) && 1 <= waterLevel) [2019-01-12 14:52:33,035 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((2 <= waterLevel && (((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) || (1 <= waterLevel && ((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == methaneLevelCritical)) || (((1 == \result && tmp == 1) && ((0 == methaneLevelCritical && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 <= waterLevel) [2019-01-12 14:52:33,040 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 <= waterLevel && (((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) || (2 <= waterLevel && ((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && !(systemActive == 0))) || (((((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && !(systemActive == 0)) && pumpRunning == 0) && 1 <= waterLevel) [2019-01-12 14:52:33,041 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == \result && (((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && 1 <= waterLevel) || (((methAndRunningLastTime == 0 && 0 == \result) && (((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == methaneLevelCritical) && 1 <= waterLevel) [2019-01-12 14:52:33,042 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= waterLevel && (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == \result) || (2 <= waterLevel && ((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == methaneLevelCritical)) || ((((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 2 <= waterLevel)) || (1 <= waterLevel && (((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) [2019-01-12 14:52:33,042 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == \result && tmp == 1) && 0 == \result) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) && 1 == methaneLevelCritical [2019-01-12 14:52:33,043 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == tmp && 0 == \result) && (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && !(tmp___0 == 0)) && !(\result == 0)) && 1 <= waterLevel) || (((0 == tmp && 0 == \result) && (((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == methaneLevelCritical) && !(tmp___0 == 0)) && !(\result == 0)) && 1 <= waterLevel) [2019-01-12 14:52:33,048 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == \result && (((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 0 == tmp___0) && 1 == methaneLevelCritical) && 1 <= waterLevel) || (2 <= waterLevel && ((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == methaneLevelCritical)) || ((((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 2 <= waterLevel)) || (1 <= waterLevel && (0 == \result && 0 == tmp___0) && ((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) [2019-01-12 14:52:33,050 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (2 <= waterLevel && (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && !(systemActive == 0)) && pumpRunning == 0) || (((((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == \result) && pumpRunning == 0) && 1 == methaneLevelCritical) && 2 <= waterLevel) [2019-01-12 14:52:33,055 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (2 <= waterLevel && (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && !(systemActive == 0)) && pumpRunning == 0) || (2 <= waterLevel && ((((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == \result) && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) [2019-01-12 14:52:33,197 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 14:52:33,197 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 14:52:33,198 INFO L168 Benchmark]: Toolchain (without parser) took 23591.83 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 378.0 MB). Free memory was 952.7 MB in the beginning and 1.3 GB in the end (delta: -378.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 14:52:33,198 INFO L168 Benchmark]: CDTParser took 0.15 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. [2019-01-12 14:52:33,200 INFO L168 Benchmark]: CACSL2BoogieTranslator took 691.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -183.0 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. [2019-01-12 14:52:33,200 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.68 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-12 14:52:33,201 INFO L168 Benchmark]: Boogie Preprocessor took 101.04 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-12 14:52:33,202 INFO L168 Benchmark]: RCFGBuilder took 1681.32 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: 65.6 MB). Peak memory consumption was 65.6 MB. Max. memory is 11.5 GB. [2019-01-12 14:52:33,202 INFO L168 Benchmark]: TraceAbstraction took 20736.82 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 235.9 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -297.1 MB). Peak memory consumption was 414.5 MB. Max. memory is 11.5 GB. [2019-01-12 14:52:33,203 INFO L168 Benchmark]: Witness Printer took 258.90 ms. Allocated memory is still 1.4 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2019-01-12 14:52:33,207 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 691.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -183.0 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 113.68 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 101.04 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1681.32 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: 65.6 MB). Peak memory consumption was 65.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 20736.82 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 235.9 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -297.1 MB). Peak memory consumption was 414.5 MB. Max. memory is 11.5 GB. * Witness Printer took 258.90 ms. Allocated memory is still 1.4 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 994]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 994]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 994]: 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: 86]: Loop Invariant Derived loop invariant: (2 <= waterLevel && (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && !(systemActive == 0)) && pumpRunning == 0) || (((((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == \result) && pumpRunning == 0) && 1 == methaneLevelCritical) && 2 <= waterLevel) - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: ((((1 == \result && methAndRunningLastTime == 0) && 0 == methaneLevelCritical) && waterLevel == 1) && !(systemActive == 0)) && pumpRunning == 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: ((1 <= waterLevel && ((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == methaneLevelCritical) || (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && 1 <= waterLevel)) || ((((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == methaneLevelCritical) && methAndRunningLastTime == 0) && 1 <= waterLevel) - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: ((0 == \result && (((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && 1 <= waterLevel) || (((methAndRunningLastTime == 0 && 0 == \result) && (((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == methaneLevelCritical) && 1 <= waterLevel) - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: (((((1 == \result && tmp == 1) && methAndRunningLastTime == 0) && 0 == methaneLevelCritical) && waterLevel == 1) && !(systemActive == 0)) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((1 == \result && tmp == 1) && tmp == 0) && methAndRunningLastTime == 0) && 0 == methaneLevelCritical) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && !(systemActive == 0)) || (methAndRunningLastTime == 0 && (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && waterLevel == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0)) || ((methAndRunningLastTime == 0 && 1 <= waterLevel) && (((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: ((1 <= waterLevel && (((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) || (2 <= waterLevel && ((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && !(systemActive == 0))) || (((((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && !(systemActive == 0)) && pumpRunning == 0) && 1 <= waterLevel) - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: ((((((0 == \result && (((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 0 == tmp___0) && 1 == methaneLevelCritical) && 1 <= waterLevel) || (2 <= waterLevel && ((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == methaneLevelCritical)) || ((((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 2 <= waterLevel)) || (1 <= waterLevel && (0 == \result && 0 == tmp___0) && ((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: (((((((1 == \result && tmp == 1) && 0 == \result) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) && 1 == methaneLevelCritical - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((1 <= waterLevel && (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == \result) || (2 <= waterLevel && ((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == methaneLevelCritical)) || ((((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 2 <= waterLevel)) || (1 <= waterLevel && (((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 948]: Loop Invariant Derived loop invariant: (((((1 == \result && tmp == 1) && methAndRunningLastTime == 0) && 0 == methaneLevelCritical) && waterLevel == 1) && !(systemActive == 0)) && pumpRunning == 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: (((0 == tmp && 0 == \result) && (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && !(tmp___0 == 0)) && !(\result == 0)) && 1 <= waterLevel) || (((0 == tmp && 0 == \result) && (((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == methaneLevelCritical) && !(tmp___0 == 0)) && !(\result == 0)) && 1 <= waterLevel) - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: ((((methAndRunningLastTime == 0 && ((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= waterLevel) || ((((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == methaneLevelCritical) && methAndRunningLastTime == 0) && 2 <= waterLevel)) || ((methAndRunningLastTime == 0 && ((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 <= waterLevel)) || (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && 2 <= waterLevel) - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 550]: Loop Invariant Derived loop invariant: ((((methAndRunningLastTime == 0 && ((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= waterLevel) || ((((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == methaneLevelCritical) && methAndRunningLastTime == 0) && 2 <= waterLevel)) || ((methAndRunningLastTime == 0 && ((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 <= waterLevel)) || (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && 2 <= waterLevel) - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: (2 <= waterLevel && (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && !(systemActive == 0)) && pumpRunning == 0) || (2 <= waterLevel && ((((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && 1 == \result) && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && (((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) || (1 <= waterLevel && ((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == methaneLevelCritical)) || (((1 == \result && tmp == 1) && ((0 == methaneLevelCritical && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 <= waterLevel) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: ((((((((((1 == \result && tmp == 1) && tmp == 0) && methAndRunningLastTime == 0) && 0 == methaneLevelCritical) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && !(systemActive == 0)) || ((methAndRunningLastTime == 0 && 2 <= waterLevel) && ((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0)) || (methAndRunningLastTime == 0 && (((((1 == \result && tmp == 1) && 0 == methaneLevelCritical) && waterLevel == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0)) || ((methAndRunningLastTime == 0 && 1 <= waterLevel) && (((((1 == \result && tmp == 1) && splverifierCounter == 0) && !(systemActive == 0)) && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && 0 == methaneLevelCritical) && waterLevel == 1) && !(systemActive == 0)) && pumpRunning == 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 139 locations, 3 error locations. SAFE Result, 20.6s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 6.7s AutomataDifference, 0.0s DeadEndRemovalTime, 10.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1465 SDtfs, 1990 SDslu, 2375 SDs, 0 SdLazy, 307 SolverSat, 63 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 96 GetRequests, 37 SyntacticMatches, 1 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=243occurred in iteration=8, 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: 0.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 1388 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 189 NumberOfFragments, 1235 HoareAnnotationTreeSize, 56 FomulaSimplifications, 1323451 FormulaSimplificationTreeSizeReduction, 2.3s HoareSimplificationTime, 56 FomulaSimplificationsInter, 331368 FormulaSimplificationTreeSizeReductionInter, 8.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 491 NumberOfCodeBlocks, 491 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 478 ConstructedInterpolants, 0 QuantifiedInterpolants, 36725 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 80/80 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...