./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec3_product41_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_spec3_product41_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 f25a9f8800d2b9b6ef21419533be8e4411f52f7f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 14:52:42,683 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 14:52:42,685 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 14:52:42,702 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 14:52:42,702 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 14:52:42,703 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 14:52:42,704 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 14:52:42,706 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 14:52:42,708 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 14:52:42,708 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 14:52:42,709 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 14:52:42,710 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 14:52:42,711 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 14:52:42,712 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 14:52:42,713 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 14:52:42,714 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 14:52:42,714 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 14:52:42,716 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 14:52:42,718 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 14:52:42,720 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 14:52:42,721 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 14:52:42,722 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 14:52:42,725 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 14:52:42,725 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 14:52:42,725 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 14:52:42,726 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 14:52:42,727 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 14:52:42,728 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 14:52:42,729 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 14:52:42,730 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 14:52:42,730 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 14:52:42,731 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 14:52:42,731 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 14:52:42,731 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 14:52:42,733 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 14:52:42,733 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 14:52:42,734 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 14:52:42,753 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 14:52:42,753 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 14:52:42,755 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 14:52:42,755 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 14:52:42,756 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 14:52:42,756 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 14:52:42,756 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 14:52:42,756 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 14:52:42,756 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 14:52:42,757 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 14:52:42,757 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 14:52:42,758 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 14:52:42,758 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 14:52:42,758 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 14:52:42,758 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 14:52:42,758 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 14:52:42,759 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 14:52:42,759 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 14:52:42,759 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 14:52:42,759 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 14:52:42,759 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 14:52:42,759 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:52:42,761 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 14:52:42,761 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 14:52:42,761 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 14:52:42,761 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 14:52:42,762 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 14:52:42,762 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 14:52:42,762 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 -> f25a9f8800d2b9b6ef21419533be8e4411f52f7f [2019-01-12 14:52:42,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 14:52:42,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 14:52:42,839 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 14:52:42,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 14:52:42,841 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 14:52:42,841 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec3_product41_true-unreach-call_false-termination.cil.c [2019-01-12 14:52:42,904 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72210ed57/beebc95dc0714e9ba0884afd894e9069/FLAG731578ea6 [2019-01-12 14:52:43,431 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 14:52:43,432 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec3_product41_true-unreach-call_false-termination.cil.c [2019-01-12 14:52:43,443 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72210ed57/beebc95dc0714e9ba0884afd894e9069/FLAG731578ea6 [2019-01-12 14:52:43,717 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72210ed57/beebc95dc0714e9ba0884afd894e9069 [2019-01-12 14:52:43,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 14:52:43,722 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 14:52:43,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 14:52:43,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 14:52:43,727 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 14:52:43,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:52:43" (1/1) ... [2019-01-12 14:52:43,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@199daf6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:43, skipping insertion in model container [2019-01-12 14:52:43,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:52:43" (1/1) ... [2019-01-12 14:52:43,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 14:52:43,798 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 14:52:44,202 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:52:44,221 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 14:52:44,454 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:52:44,494 INFO L195 MainTranslator]: Completed translation [2019-01-12 14:52:44,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:44 WrapperNode [2019-01-12 14:52:44,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 14:52:44,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 14:52:44,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 14:52:44,496 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 14:52:44,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:44" (1/1) ... [2019-01-12 14:52:44,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:44" (1/1) ... [2019-01-12 14:52:44,561 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 14:52:44,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 14:52:44,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 14:52:44,561 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 14:52:44,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:44" (1/1) ... [2019-01-12 14:52:44,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:44" (1/1) ... [2019-01-12 14:52:44,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:44" (1/1) ... [2019-01-12 14:52:44,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:44" (1/1) ... [2019-01-12 14:52:44,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:44" (1/1) ... [2019-01-12 14:52:44,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:44" (1/1) ... [2019-01-12 14:52:44,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:44" (1/1) ... [2019-01-12 14:52:44,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 14:52:44,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 14:52:44,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 14:52:44,609 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 14:52:44,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:44" (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 14:52:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 14:52:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-12 14:52:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 14:52:44,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 14:52:45,762 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 14:52:45,762 INFO L286 CfgBuilder]: Removed 120 assue(true) statements. [2019-01-12 14:52:45,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:52:45 BoogieIcfgContainer [2019-01-12 14:52:45,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 14:52:45,765 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 14:52:45,765 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 14:52:45,769 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 14:52:45,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 02:52:43" (1/3) ... [2019-01-12 14:52:45,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@349739f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:52:45, skipping insertion in model container [2019-01-12 14:52:45,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:52:44" (2/3) ... [2019-01-12 14:52:45,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@349739f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:52:45, skipping insertion in model container [2019-01-12 14:52:45,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:52:45" (3/3) ... [2019-01-12 14:52:45,774 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product41_true-unreach-call_false-termination.cil.c [2019-01-12 14:52:45,784 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 14:52:45,793 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-01-12 14:52:45,810 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-01-12 14:52:45,843 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 14:52:45,843 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 14:52:45,843 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 14:52:45,843 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 14:52:45,844 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 14:52:45,844 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 14:52:45,844 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 14:52:45,844 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 14:52:45,844 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 14:52:45,861 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states. [2019-01-12 14:52:45,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-01-12 14:52:45,870 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:45,871 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 14:52:45,874 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:45,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:45,881 INFO L82 PathProgramCache]: Analyzing trace with hash -611333278, now seen corresponding path program 1 times [2019-01-12 14:52:45,883 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:45,884 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:45,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:45,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:45,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:46,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:46,148 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 14:52:46,151 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:46,151 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:52:46,156 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 14:52:46,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 14:52:46,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:52:46,176 INFO L87 Difference]: Start difference. First operand 93 states. Second operand 2 states. [2019-01-12 14:52:46,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:46,206 INFO L93 Difference]: Finished difference Result 180 states and 269 transitions. [2019-01-12 14:52:46,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 14:52:46,208 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-01-12 14:52:46,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:46,221 INFO L225 Difference]: With dead ends: 180 [2019-01-12 14:52:46,222 INFO L226 Difference]: Without dead ends: 89 [2019-01-12 14:52:46,226 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 14:52:46,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2019-01-12 14:52:46,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2019-01-12 14:52:46,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2019-01-12 14:52:46,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 126 transitions. [2019-01-12 14:52:46,273 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 126 transitions. Word has length 18 [2019-01-12 14:52:46,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:46,274 INFO L480 AbstractCegarLoop]: Abstraction has 89 states and 126 transitions. [2019-01-12 14:52:46,274 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 14:52:46,274 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 126 transitions. [2019-01-12 14:52:46,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-01-12 14:52:46,276 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:46,277 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 14:52:46,277 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:46,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:46,278 INFO L82 PathProgramCache]: Analyzing trace with hash 1493643632, now seen corresponding path program 1 times [2019-01-12 14:52:46,278 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:46,278 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:46,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:46,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:46,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:46,459 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 14:52:46,459 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:46,459 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:52:46,464 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:52:46,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:52:46,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:52:46,465 INFO L87 Difference]: Start difference. First operand 89 states and 126 transitions. Second operand 3 states. [2019-01-12 14:52:46,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:46,492 INFO L93 Difference]: Finished difference Result 89 states and 126 transitions. [2019-01-12 14:52:46,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:52:46,495 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-01-12 14:52:46,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:46,496 INFO L225 Difference]: With dead ends: 89 [2019-01-12 14:52:46,496 INFO L226 Difference]: Without dead ends: 39 [2019-01-12 14:52:46,498 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 14:52:46,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2019-01-12 14:52:46,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2019-01-12 14:52:46,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2019-01-12 14:52:46,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 55 transitions. [2019-01-12 14:52:46,507 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 55 transitions. Word has length 19 [2019-01-12 14:52:46,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:46,507 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 55 transitions. [2019-01-12 14:52:46,507 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:52:46,510 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2019-01-12 14:52:46,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-12 14:52:46,511 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:46,511 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 14:52:46,511 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:46,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:46,512 INFO L82 PathProgramCache]: Analyzing trace with hash 590350463, now seen corresponding path program 1 times [2019-01-12 14:52:46,512 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:46,512 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:46,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:46,514 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:46,514 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:46,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:46,697 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 14:52:46,698 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:46,698 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:52:46,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:52:46,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:52:46,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:52:46,700 INFO L87 Difference]: Start difference. First operand 39 states and 55 transitions. Second operand 3 states. [2019-01-12 14:52:46,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:46,727 INFO L93 Difference]: Finished difference Result 72 states and 104 transitions. [2019-01-12 14:52:46,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:52:46,730 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-01-12 14:52:46,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:46,731 INFO L225 Difference]: With dead ends: 72 [2019-01-12 14:52:46,731 INFO L226 Difference]: Without dead ends: 39 [2019-01-12 14:52:46,731 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 14:52:46,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2019-01-12 14:52:46,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2019-01-12 14:52:46,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2019-01-12 14:52:46,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 54 transitions. [2019-01-12 14:52:46,744 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 54 transitions. Word has length 24 [2019-01-12 14:52:46,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:46,745 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 54 transitions. [2019-01-12 14:52:46,745 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:52:46,745 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2019-01-12 14:52:46,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-01-12 14:52:46,746 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:46,746 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] [2019-01-12 14:52:46,748 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:46,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:46,748 INFO L82 PathProgramCache]: Analyzing trace with hash 1748150010, now seen corresponding path program 1 times [2019-01-12 14:52:46,748 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:46,749 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:46,749 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:46,752 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:46,752 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:46,894 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 14:52:46,895 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:46,895 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:52:46,896 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:52:46,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:52:46,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:52:46,896 INFO L87 Difference]: Start difference. First operand 39 states and 54 transitions. Second operand 3 states. [2019-01-12 14:52:47,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:47,076 INFO L93 Difference]: Finished difference Result 95 states and 135 transitions. [2019-01-12 14:52:47,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:52:47,077 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-01-12 14:52:47,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:47,079 INFO L225 Difference]: With dead ends: 95 [2019-01-12 14:52:47,079 INFO L226 Difference]: Without dead ends: 62 [2019-01-12 14:52:47,079 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 14:52:47,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2019-01-12 14:52:47,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2019-01-12 14:52:47,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-01-12 14:52:47,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 84 transitions. [2019-01-12 14:52:47,096 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 84 transitions. Word has length 25 [2019-01-12 14:52:47,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:47,096 INFO L480 AbstractCegarLoop]: Abstraction has 60 states and 84 transitions. [2019-01-12 14:52:47,096 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:52:47,096 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2019-01-12 14:52:47,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-01-12 14:52:47,097 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:47,097 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] [2019-01-12 14:52:47,102 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:47,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:47,103 INFO L82 PathProgramCache]: Analyzing trace with hash 787955310, now seen corresponding path program 1 times [2019-01-12 14:52:47,103 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:47,103 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:47,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:47,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:47,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:47,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:47,321 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 14:52:47,321 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:47,321 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:52:47,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:52:47,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:52:47,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:52:47,323 INFO L87 Difference]: Start difference. First operand 60 states and 84 transitions. Second operand 5 states. [2019-01-12 14:52:47,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:47,744 INFO L93 Difference]: Finished difference Result 314 states and 458 transitions. [2019-01-12 14:52:47,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-12 14:52:47,745 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-01-12 14:52:47,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:47,747 INFO L225 Difference]: With dead ends: 314 [2019-01-12 14:52:47,747 INFO L226 Difference]: Without dead ends: 260 [2019-01-12 14:52:47,748 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-01-12 14:52:47,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2019-01-12 14:52:47,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 106. [2019-01-12 14:52:47,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-01-12 14:52:47,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 146 transitions. [2019-01-12 14:52:47,789 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 146 transitions. Word has length 31 [2019-01-12 14:52:47,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:47,789 INFO L480 AbstractCegarLoop]: Abstraction has 106 states and 146 transitions. [2019-01-12 14:52:47,789 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:52:47,790 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 146 transitions. [2019-01-12 14:52:47,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-01-12 14:52:47,796 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:47,796 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 14:52:47,796 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:47,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:47,797 INFO L82 PathProgramCache]: Analyzing trace with hash -1324804560, now seen corresponding path program 1 times [2019-01-12 14:52:47,799 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:47,799 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:47,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:47,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:47,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:47,954 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 14:52:47,954 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:47,955 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:52:47,955 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:52:47,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:52:47,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:52:47,956 INFO L87 Difference]: Start difference. First operand 106 states and 146 transitions. Second operand 5 states. [2019-01-12 14:52:48,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:48,715 INFO L93 Difference]: Finished difference Result 499 states and 716 transitions. [2019-01-12 14:52:48,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-12 14:52:48,717 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-01-12 14:52:48,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:48,721 INFO L225 Difference]: With dead ends: 499 [2019-01-12 14:52:48,722 INFO L226 Difference]: Without dead ends: 445 [2019-01-12 14:52:48,723 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-12 14:52:48,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2019-01-12 14:52:48,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 152. [2019-01-12 14:52:48,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-01-12 14:52:48,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 210 transitions. [2019-01-12 14:52:48,775 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 210 transitions. Word has length 32 [2019-01-12 14:52:48,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:48,776 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 210 transitions. [2019-01-12 14:52:48,776 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:52:48,776 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 210 transitions. [2019-01-12 14:52:48,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-01-12 14:52:48,781 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:48,782 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 14:52:48,782 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:48,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:48,784 INFO L82 PathProgramCache]: Analyzing trace with hash 1959045486, now seen corresponding path program 1 times [2019-01-12 14:52:48,784 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:48,785 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:48,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:48,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:48,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:48,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:48,875 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 14:52:48,875 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:48,875 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:52:48,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-12 14:52:48,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-12 14:52:48,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-12 14:52:48,876 INFO L87 Difference]: Start difference. First operand 152 states and 210 transitions. Second operand 4 states. [2019-01-12 14:52:49,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:49,011 INFO L93 Difference]: Finished difference Result 428 states and 599 transitions. [2019-01-12 14:52:49,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 14:52:49,012 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2019-01-12 14:52:49,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:49,014 INFO L225 Difference]: With dead ends: 428 [2019-01-12 14:52:49,014 INFO L226 Difference]: Without dead ends: 326 [2019-01-12 14:52:49,015 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:52:49,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2019-01-12 14:52:49,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 152. [2019-01-12 14:52:49,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-01-12 14:52:49,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 209 transitions. [2019-01-12 14:52:49,041 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 209 transitions. Word has length 32 [2019-01-12 14:52:49,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:49,043 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 209 transitions. [2019-01-12 14:52:49,043 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-12 14:52:49,043 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 209 transitions. [2019-01-12 14:52:49,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-01-12 14:52:49,045 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:49,045 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 14:52:49,046 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:49,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:49,046 INFO L82 PathProgramCache]: Analyzing trace with hash -2077756372, now seen corresponding path program 1 times [2019-01-12 14:52:49,046 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:49,046 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:49,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:49,049 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:49,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:49,429 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 14:52:49,430 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:49,430 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 14:52:49,430 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:52:49,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:52:49,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:52:49,432 INFO L87 Difference]: Start difference. First operand 152 states and 209 transitions. Second operand 6 states. [2019-01-12 14:52:50,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:50,150 INFO L93 Difference]: Finished difference Result 532 states and 741 transitions. [2019-01-12 14:52:50,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-12 14:52:50,151 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2019-01-12 14:52:50,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:50,154 INFO L225 Difference]: With dead ends: 532 [2019-01-12 14:52:50,155 INFO L226 Difference]: Without dead ends: 386 [2019-01-12 14:52:50,156 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2019-01-12 14:52:50,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2019-01-12 14:52:50,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 158. [2019-01-12 14:52:50,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2019-01-12 14:52:50,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 214 transitions. [2019-01-12 14:52:50,183 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 214 transitions. Word has length 32 [2019-01-12 14:52:50,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:50,184 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 214 transitions. [2019-01-12 14:52:50,184 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:52:50,184 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 214 transitions. [2019-01-12 14:52:50,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-01-12 14:52:50,187 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:50,187 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] [2019-01-12 14:52:50,187 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:50,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:50,187 INFO L82 PathProgramCache]: Analyzing trace with hash 662884577, now seen corresponding path program 1 times [2019-01-12 14:52:50,188 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:50,189 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:50,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:50,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:50,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:50,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:50,400 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 14:52:50,401 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:50,401 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:52:50,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:52:50,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:52:50,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:52:50,403 INFO L87 Difference]: Start difference. First operand 158 states and 214 transitions. Second operand 6 states. [2019-01-12 14:52:51,116 WARN L181 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-01-12 14:52:51,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:51,474 INFO L93 Difference]: Finished difference Result 1169 states and 1572 transitions. [2019-01-12 14:52:51,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-01-12 14:52:51,475 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2019-01-12 14:52:51,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:51,481 INFO L225 Difference]: With dead ends: 1169 [2019-01-12 14:52:51,481 INFO L226 Difference]: Without dead ends: 1017 [2019-01-12 14:52:51,482 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2019-01-12 14:52:51,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1017 states. [2019-01-12 14:52:51,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1017 to 296. [2019-01-12 14:52:51,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2019-01-12 14:52:51,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 395 transitions. [2019-01-12 14:52:51,532 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 395 transitions. Word has length 35 [2019-01-12 14:52:51,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:51,533 INFO L480 AbstractCegarLoop]: Abstraction has 296 states and 395 transitions. [2019-01-12 14:52:51,533 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:52:51,533 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 395 transitions. [2019-01-12 14:52:51,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-01-12 14:52:51,534 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:51,534 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] [2019-01-12 14:52:51,534 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:51,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:51,535 INFO L82 PathProgramCache]: Analyzing trace with hash 1342942947, now seen corresponding path program 1 times [2019-01-12 14:52:51,535 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:51,535 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:51,537 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:51,537 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:51,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:51,911 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 14:52:51,911 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:51,911 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 14:52:51,912 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:52:51,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:52:51,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:52:51,912 INFO L87 Difference]: Start difference. First operand 296 states and 395 transitions. Second operand 6 states. [2019-01-12 14:52:52,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:52,447 INFO L93 Difference]: Finished difference Result 771 states and 1042 transitions. [2019-01-12 14:52:52,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-12 14:52:52,448 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2019-01-12 14:52:52,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:52,449 INFO L225 Difference]: With dead ends: 771 [2019-01-12 14:52:52,449 INFO L226 Difference]: Without dead ends: 207 [2019-01-12 14:52:52,451 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2019-01-12 14:52:52,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2019-01-12 14:52:52,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 97. [2019-01-12 14:52:52,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-01-12 14:52:52,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 120 transitions. [2019-01-12 14:52:52,478 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 120 transitions. Word has length 35 [2019-01-12 14:52:52,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:52,479 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 120 transitions. [2019-01-12 14:52:52,479 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:52:52,479 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 120 transitions. [2019-01-12 14:52:52,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-01-12 14:52:52,480 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:52:52,480 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 14:52:52,480 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:52:52,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:52:52,482 INFO L82 PathProgramCache]: Analyzing trace with hash 384013147, now seen corresponding path program 1 times [2019-01-12 14:52:52,482 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:52:52,482 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:52:52,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:52,483 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:52:52,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:52:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:52:52,988 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 14:52:52,989 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:52:52,989 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 14:52:52,989 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-12 14:52:52,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-12 14:52:52,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-12 14:52:52,990 INFO L87 Difference]: Start difference. First operand 97 states and 120 transitions. Second operand 7 states. [2019-01-12 14:52:53,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:52:53,372 INFO L93 Difference]: Finished difference Result 281 states and 347 transitions. [2019-01-12 14:52:53,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-12 14:52:53,373 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2019-01-12 14:52:53,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:52:53,373 INFO L225 Difference]: With dead ends: 281 [2019-01-12 14:52:53,373 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 14:52:53,375 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2019-01-12 14:52:53,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 14:52:53,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 14:52:53,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 14:52:53,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 14:52:53,376 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2019-01-12 14:52:53,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:52:53,377 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 14:52:53,377 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-12 14:52:53,377 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 14:52:53,377 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 14:52:53,381 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 14:52:53,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,707 WARN L181 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 115 [2019-01-12 14:52:53,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,883 WARN L181 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 115 [2019-01-12 14:52:53,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:53,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,143 WARN L181 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 114 [2019-01-12 14:52:54,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,265 WARN L181 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 77 [2019-01-12 14:52:54,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,594 WARN L181 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 126 [2019-01-12 14:52:54,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:54,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,092 WARN L181 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 129 [2019-01-12 14:52:55,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:52:55,435 WARN L181 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 128 [2019-01-12 14:52:55,634 WARN L181 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2019-01-12 14:52:56,731 WARN L181 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 108 DAG size of output: 43 [2019-01-12 14:52:57,126 WARN L181 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 54 [2019-01-12 14:52:57,495 WARN L181 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 39 [2019-01-12 14:52:58,009 WARN L181 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 30 [2019-01-12 14:52:58,210 WARN L181 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 23 [2019-01-12 14:52:58,603 WARN L181 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 32 [2019-01-12 14:52:59,714 WARN L181 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 71 DAG size of output: 42 [2019-01-12 14:52:59,824 WARN L181 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 31 [2019-01-12 14:53:00,140 WARN L181 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 24 [2019-01-12 14:53:00,457 WARN L181 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 46 [2019-01-12 14:53:00,900 WARN L181 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 24 [2019-01-12 14:53:00,905 INFO L444 ceAbstractionStarter]: At program point L102(lines 102 108) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0))) (let ((.cse3 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse0 (and .cse2 (<= ~waterLevel~0 1) .cse4)) (.cse1 (= ~systemActive~0 1))) (or (and (and (<= ~methaneLevelCritical~0 0) .cse0 (<= 0 ~methaneLevelCritical~0)) .cse1) (and (not (= 0 ~pumpRunning~0)) .cse2 (< 0 (+ ULTIMATE.start_activatePump_~tmp~1 1)) (<= ULTIMATE.start_activatePump_~tmp~1 0) .cse1) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0) (not (= 0 ULTIMATE.start_processEnvironment_~tmp~0)) (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) .cse3 .cse2 (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse4 .cse1 (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))) (and .cse3 .cse0 .cse1)))) [2019-01-12 14:53:00,906 INFO L444 ceAbstractionStarter]: At program point L102-1(lines 102 108) the Hoare annotation is: false [2019-01-12 14:53:00,906 INFO L444 ceAbstractionStarter]: At program point L102-2(lines 102 108) the Hoare annotation is: false [2019-01-12 14:53:00,906 INFO L444 ceAbstractionStarter]: At program point L515(lines 511 517) the Hoare annotation is: (and (<= ~methaneLevelCritical~0 0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1) (<= 0 ~methaneLevelCritical~0)) [2019-01-12 14:53:00,906 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 14:53:00,906 INFO L444 ceAbstractionStarter]: At program point L317(lines 270 318) the Hoare annotation is: false [2019-01-12 14:53:00,906 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 312) no Hoare annotation was computed. [2019-01-12 14:53:00,906 INFO L444 ceAbstractionStarter]: At program point L450(lines 441 454) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse5 (<= ~waterLevel~0 1)) (.cse6 (<= ~methaneLevelCritical~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ~systemActive~0 1)) (.cse7 (<= 0 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (and .cse1 .cse5 .cse3) .cse4) (and (and .cse6 .cse1 .cse5 .cse3 .cse7) .cse4) (and .cse6 .cse1 .cse2 .cse3 .cse4 .cse7))) [2019-01-12 14:53:00,907 INFO L444 ceAbstractionStarter]: At program point L450-1(lines 441 454) the Hoare annotation is: false [2019-01-12 14:53:00,907 INFO L444 ceAbstractionStarter]: At program point L450-2(lines 441 454) the Hoare annotation is: false [2019-01-12 14:53:00,907 INFO L444 ceAbstractionStarter]: At program point L467-2(lines 467 481) the Hoare annotation is: false [2019-01-12 14:53:00,907 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 372) no Hoare annotation was computed. [2019-01-12 14:53:00,907 INFO L448 ceAbstractionStarter]: For program point L368-3(lines 368 372) no Hoare annotation was computed. [2019-01-12 14:53:00,907 INFO L448 ceAbstractionStarter]: For program point L368-6(lines 368 372) no Hoare annotation was computed. [2019-01-12 14:53:00,907 INFO L444 ceAbstractionStarter]: At program point L253(lines 238 256) the Hoare annotation is: (let ((.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ~pumpRunning~0 0))) (let ((.cse0 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse1 (and .cse5 (<= ~waterLevel~0 1) .cse7)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse4 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse9 (<= ~methaneLevelCritical~0 0)) (.cse6 (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse2 (= ~systemActive~0 1)) (.cse8 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))) (.cse10 (<= 0 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) .cse2) (and (and .cse9 .cse1 .cse10) .cse2) (and .cse3 .cse4 .cse9 .cse5 .cse6 .cse7 .cse2 .cse8 .cse10)))) [2019-01-12 14:53:00,907 INFO L444 ceAbstractionStarter]: At program point L253-1(lines 238 256) the Hoare annotation is: false [2019-01-12 14:53:00,908 INFO L444 ceAbstractionStarter]: At program point L253-2(lines 238 256) the Hoare annotation is: false [2019-01-12 14:53:00,909 INFO L448 ceAbstractionStarter]: For program point L468(line 468) no Hoare annotation was computed. [2019-01-12 14:53:00,909 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 357) no Hoare annotation was computed. [2019-01-12 14:53:00,909 INFO L448 ceAbstractionStarter]: For program point L337-2(lines 337 357) no Hoare annotation was computed. [2019-01-12 14:53:00,909 INFO L448 ceAbstractionStarter]: For program point L337-4(lines 337 357) no Hoare annotation was computed. [2019-01-12 14:53:00,909 INFO L444 ceAbstractionStarter]: At program point L73(lines 68 76) the Hoare annotation is: (and (<= ~methaneLevelCritical~0 0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1) (<= 0 ~methaneLevelCritical~0)) [2019-01-12 14:53:00,909 INFO L444 ceAbstractionStarter]: At program point L189(lines 182 192) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ~pumpRunning~0 0)) (.cse9 (= ~systemActive~0 1))) (let ((.cse0 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse1 (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse5 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse10 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))) (.cse7 (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse11 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse2 (not (= 0 ULTIMATE.start_processEnvironment_~tmp~0))) (.cse15 (<= ~methaneLevelCritical~0 0)) (.cse12 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse13 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) (.cse16 (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (and .cse6 (<= ~waterLevel~0 1) .cse8 .cse9)) (.cse14 (<= 0 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 (and .cse2 .cse3)) (and .cse4 .cse2 .cse5 .cse0 .cse6 .cse7 .cse8 .cse9 .cse1 .cse10) (and .cse4 .cse11 .cse2 .cse5 .cse6 .cse12 .cse13 .cse9 .cse10 .cse14 .cse15 .cse7 .cse16 .cse8) (and .cse11 .cse2 .cse15 .cse12 .cse13 .cse16 .cse3 .cse14)))) [2019-01-12 14:53:00,909 INFO L444 ceAbstractionStarter]: At program point L189-1(lines 182 192) the Hoare annotation is: false [2019-01-12 14:53:00,910 INFO L444 ceAbstractionStarter]: At program point L189-2(lines 182 192) the Hoare annotation is: false [2019-01-12 14:53:00,910 INFO L444 ceAbstractionStarter]: At program point L437(lines 432 440) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and (not (= 0 ~pumpRunning~0)) .cse0 (< 0 (+ ULTIMATE.start_activatePump_~tmp~1 1)) (<= ULTIMATE.start_activatePump_~tmp~1 0) .cse1) (and (and (and .cse0 (<= ~waterLevel~0 1) (not (= |ULTIMATE.start_getWaterLevel_#res| 2)) (= ~pumpRunning~0 0)) (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (<= 0 ~methaneLevelCritical~0)) .cse1))) [2019-01-12 14:53:00,910 INFO L444 ceAbstractionStarter]: At program point L437-1(lines 432 440) the Hoare annotation is: false [2019-01-12 14:53:00,910 INFO L444 ceAbstractionStarter]: At program point L437-2(lines 432 440) the Hoare annotation is: false [2019-01-12 14:53:00,910 INFO L448 ceAbstractionStarter]: For program point L272(lines 271 316) no Hoare annotation was computed. [2019-01-12 14:53:00,910 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 14:53:00,910 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 475) no Hoare annotation was computed. [2019-01-12 14:53:00,910 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 95 101) no Hoare annotation was computed. [2019-01-12 14:53:00,911 INFO L444 ceAbstractionStarter]: At program point L405(lines 400 408) the Hoare annotation is: (let ((.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0))) (let ((.cse3 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse8 (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse5 (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse9 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))) (.cse1 (not (= 0 ULTIMATE.start_processEnvironment_~tmp~0))) (.cse11 (<= ~methaneLevelCritical~0 0)) (.cse10 (and .cse4 (<= ~waterLevel~0 1) .cse6)) (.cse12 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse13 (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ~systemActive~0 1)) (.cse14 (<= 0 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse3 (and .cse1 .cse10) .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse11 .cse4 .cse5 .cse12 .cse13 .cse6 .cse7 .cse9 .cse14) (and .cse1 .cse11 .cse10 .cse12 .cse13 .cse7 .cse14)))) [2019-01-12 14:53:00,911 INFO L444 ceAbstractionStarter]: At program point L405-1(lines 400 408) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0))) (let ((.cse3 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse0 (and .cse2 (<= ~waterLevel~0 1) .cse4)) (.cse1 (= ~systemActive~0 1)) (.cse5 (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)))) (or (and (and .cse0 (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (<= 0 ~methaneLevelCritical~0)) .cse1) (and (not (= 0 ~pumpRunning~0)) .cse2 (< 0 (+ ULTIMATE.start_activatePump_~tmp~1 1)) (<= ULTIMATE.start_activatePump_~tmp~1 0) .cse1) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0) (not (= 0 ULTIMATE.start_processEnvironment_~tmp~0)) (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) .cse3 (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|) (and .cse2 .cse4) .cse1 .cse5 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))) (and .cse3 .cse0 .cse1 .cse5)))) [2019-01-12 14:53:00,911 INFO L444 ceAbstractionStarter]: At program point L405-2(lines 400 408) the Hoare annotation is: false [2019-01-12 14:53:00,911 INFO L444 ceAbstractionStarter]: At program point L405-3(lines 400 408) the Hoare annotation is: false [2019-01-12 14:53:00,911 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 277) no Hoare annotation was computed. [2019-01-12 14:53:00,911 INFO L444 ceAbstractionStarter]: At program point L405-4(lines 400 408) the Hoare annotation is: false [2019-01-12 14:53:00,911 INFO L444 ceAbstractionStarter]: At program point L405-5(lines 400 408) the Hoare annotation is: false [2019-01-12 14:53:00,911 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 545) no Hoare annotation was computed. [2019-01-12 14:53:00,911 INFO L451 ceAbstractionStarter]: At program point L538-1(lines 538 545) the Hoare annotation is: true [2019-01-12 14:53:00,912 INFO L448 ceAbstractionStarter]: For program point L307(lines 307 311) no Hoare annotation was computed. [2019-01-12 14:53:00,914 INFO L448 ceAbstractionStarter]: For program point L307-2(lines 95 101) no Hoare annotation was computed. [2019-01-12 14:53:00,914 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 297) no Hoare annotation was computed. [2019-01-12 14:53:00,914 INFO L444 ceAbstractionStarter]: At program point L291-1(lines 291 297) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse2 (and .cse0 (= ~pumpRunning~0 0))) (.cse1 (= ~systemActive~0 1))) (or (and (not (= 0 ~pumpRunning~0)) .cse0 (< 0 (+ ULTIMATE.start_activatePump_~tmp~1 1)) (<= ULTIMATE.start_activatePump_~tmp~1 0) .cse1) (and (= ~systemActive~0 ~methaneLevelCritical~0) .cse2 .cse1) (and (and (<= ~methaneLevelCritical~0 0) .cse2 (<= 0 ~methaneLevelCritical~0)) .cse1)))) [2019-01-12 14:53:00,914 INFO L448 ceAbstractionStarter]: For program point L127(lines 127 144) no Hoare annotation was computed. [2019-01-12 14:53:00,914 INFO L448 ceAbstractionStarter]: For program point L127-1(lines 127 144) no Hoare annotation was computed. [2019-01-12 14:53:00,914 INFO L448 ceAbstractionStarter]: For program point L127-2(lines 127 144) no Hoare annotation was computed. [2019-01-12 14:53:00,914 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 14:53:00,915 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2019-01-12 14:53:00,915 INFO L448 ceAbstractionStarter]: For program point L392(lines 392 396) no Hoare annotation was computed. [2019-01-12 14:53:00,915 INFO L444 ceAbstractionStarter]: At program point L95(lines 94 113) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse2 (and .cse0 (= ~pumpRunning~0 0))) (.cse1 (= ~systemActive~0 1))) (or (and (not (= 0 ~pumpRunning~0)) .cse0 (< 0 (+ ULTIMATE.start_activatePump_~tmp~1 1)) (<= ULTIMATE.start_activatePump_~tmp~1 0) .cse1) (and (and (<= ~methaneLevelCritical~0 0) .cse2 (<= 0 ~methaneLevelCritical~0)) .cse1) (and (= ~systemActive~0 ~methaneLevelCritical~0) .cse2 .cse1)))) [2019-01-12 14:53:00,915 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 95 101) no Hoare annotation was computed. [2019-01-12 14:53:00,915 INFO L444 ceAbstractionStarter]: At program point L95-2(lines 94 113) the Hoare annotation is: false [2019-01-12 14:53:00,915 INFO L444 ceAbstractionStarter]: At program point L95-3(lines 94 113) the Hoare annotation is: false [2019-01-12 14:53:00,915 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2019-01-12 14:53:00,915 INFO L448 ceAbstractionStarter]: For program point L343(lines 343 356) no Hoare annotation was computed. [2019-01-12 14:53:00,916 INFO L444 ceAbstractionStarter]: At program point L343-1(lines 1 925) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ~pumpRunning~0 0))) (let ((.cse5 (and .cse0 (<= ~waterLevel~0 1) .cse7)) (.cse2 (= ~systemActive~0 ~methaneLevelCritical~0)) (.cse3 (not (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4))) (.cse1 (= ~systemActive~0 1)) (.cse4 (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)))) (or (and (not (= 0 ~pumpRunning~0)) .cse0 (< 0 (+ ULTIMATE.start_activatePump_~tmp~1 1)) (<= ULTIMATE.start_activatePump_~tmp~1 0) .cse1) (and .cse2 .cse3 .cse1 .cse4 .cse5) (and (let ((.cse6 (<= ~methaneLevelCritical~0 0)) (.cse8 (<= 0 ~methaneLevelCritical~0))) (or (and .cse6 (and (= 1 ~waterLevel~0) .cse0 .cse7) .cse8) (and .cse5 .cse6 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse8))) .cse1) (and (and (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0) (not (= 0 ULTIMATE.start_processEnvironment_~tmp~0)) (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (and .cse0 .cse7) (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))) .cse2 .cse3 .cse1 .cse4)))) [2019-01-12 14:53:00,916 INFO L448 ceAbstractionStarter]: For program point L343-2(lines 343 356) no Hoare annotation was computed. [2019-01-12 14:53:00,916 INFO L444 ceAbstractionStarter]: At program point L343-3(lines 1 925) the Hoare annotation is: false [2019-01-12 14:53:00,916 INFO L448 ceAbstractionStarter]: For program point L343-4(lines 343 356) no Hoare annotation was computed. [2019-01-12 14:53:00,916 INFO L444 ceAbstractionStarter]: At program point L343-5(lines 1 925) the Hoare annotation is: false [2019-01-12 14:53:00,916 INFO L448 ceAbstractionStarter]: For program point L922(line 922) no Hoare annotation was computed. [2019-01-12 14:53:00,916 INFO L448 ceAbstractionStarter]: For program point L922-1(line 922) no Hoare annotation was computed. [2019-01-12 14:53:00,916 INFO L448 ceAbstractionStarter]: For program point L922-2(line 922) no Hoare annotation was computed. [2019-01-12 14:53:00,916 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2019-01-12 14:53:00,916 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 170) no Hoare annotation was computed. [2019-01-12 14:53:00,916 INFO L448 ceAbstractionStarter]: For program point L131(lines 131 139) no Hoare annotation was computed. [2019-01-12 14:53:00,917 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 131 139) no Hoare annotation was computed. [2019-01-12 14:53:00,917 INFO L448 ceAbstractionStarter]: For program point L164-2(lines 164 170) no Hoare annotation was computed. [2019-01-12 14:53:00,917 INFO L444 ceAbstractionStarter]: At program point L65(lines 1 925) the Hoare annotation is: (and (<= ~methaneLevelCritical~0 0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1) (<= 0 ~methaneLevelCritical~0)) [2019-01-12 14:53:00,917 INFO L448 ceAbstractionStarter]: For program point L131-2(lines 131 139) no Hoare annotation was computed. [2019-01-12 14:53:00,917 INFO L448 ceAbstractionStarter]: For program point L164-4(lines 164 170) no Hoare annotation was computed. [2019-01-12 14:53:00,917 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 14:53:00,917 INFO L448 ceAbstractionStarter]: For program point L445(lines 445 451) no Hoare annotation was computed. [2019-01-12 14:53:00,917 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 445 451) no Hoare annotation was computed. [2019-01-12 14:53:00,917 INFO L448 ceAbstractionStarter]: For program point L445-2(lines 445 451) no Hoare annotation was computed. [2019-01-12 14:53:00,917 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 251) no Hoare annotation was computed. [2019-01-12 14:53:00,917 INFO L448 ceAbstractionStarter]: For program point L247-2(lines 247 251) no Hoare annotation was computed. [2019-01-12 14:53:00,918 INFO L448 ceAbstractionStarter]: For program point L247-3(lines 247 251) no Hoare annotation was computed. [2019-01-12 14:53:00,918 INFO L448 ceAbstractionStarter]: For program point L247-5(lines 247 251) no Hoare annotation was computed. [2019-01-12 14:53:00,919 INFO L448 ceAbstractionStarter]: For program point L247-6(lines 247 251) no Hoare annotation was computed. [2019-01-12 14:53:00,919 INFO L448 ceAbstractionStarter]: For program point L247-8(lines 247 251) no Hoare annotation was computed. [2019-01-12 14:53:00,919 INFO L444 ceAbstractionStarter]: At program point L198(lines 193 201) the Hoare annotation is: (and (not (= 0 ~pumpRunning~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (not (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (< 0 (+ ULTIMATE.start_activatePump_~tmp~1 1)) (<= ULTIMATE.start_activatePump_~tmp~1 0) (= ~systemActive~0 1)) [2019-01-12 14:53:00,919 INFO L444 ceAbstractionStarter]: At program point L198-1(lines 193 201) the Hoare annotation is: false [2019-01-12 14:53:00,919 INFO L444 ceAbstractionStarter]: At program point L198-2(lines 193 201) the Hoare annotation is: false [2019-01-12 14:53:00,919 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 384) no Hoare annotation was computed. [2019-01-12 14:53:00,919 INFO L448 ceAbstractionStarter]: For program point L347(lines 347 353) no Hoare annotation was computed. [2019-01-12 14:53:00,919 INFO L448 ceAbstractionStarter]: For program point L281(lines 281 287) no Hoare annotation was computed. [2019-01-12 14:53:00,919 INFO L448 ceAbstractionStarter]: For program point L347-2(lines 347 353) no Hoare annotation was computed. [2019-01-12 14:53:00,920 INFO L444 ceAbstractionStarter]: At program point L281-1(lines 281 287) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse2 (and .cse0 (= ~pumpRunning~0 0))) (.cse1 (= ~systemActive~0 1))) (or (and (not (= 0 ~pumpRunning~0)) .cse0 (< 0 (+ ULTIMATE.start_activatePump_~tmp~1 1)) (<= ULTIMATE.start_activatePump_~tmp~1 0) .cse1) (and (= ~systemActive~0 ~methaneLevelCritical~0) (not (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4)) .cse1 (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) .cse2) (and (and (<= ~methaneLevelCritical~0 0) .cse2 (<= 0 ~methaneLevelCritical~0)) .cse1)))) [2019-01-12 14:53:00,921 INFO L448 ceAbstractionStarter]: For program point L347-4(lines 347 353) no Hoare annotation was computed. [2019-01-12 14:53:00,921 INFO L451 ceAbstractionStarter]: At program point L547(lines 528 550) the Hoare annotation is: true [2019-01-12 14:53:00,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 02:53:00 BoogieIcfgContainer [2019-01-12 14:53:00,963 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 14:53:00,963 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 14:53:00,963 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 14:53:00,964 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 14:53:00,964 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:52:45" (3/4) ... [2019-01-12 14:53:00,970 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 14:53:00,989 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-01-12 14:53:00,990 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-01-12 14:53:00,992 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-01-12 14:53:00,993 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 14:53:00,994 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-12 14:53:00,994 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 14:53:01,026 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == pumpRunning) && splverifierCounter == 0) && 0 < tmp + 1) && tmp <= 0) && systemActive == 1) || ((((systemActive == methaneLevelCritical && !(0 == tmp)) && systemActive == 1) && !(0 == \result)) && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0)) || ((((methaneLevelCritical <= 0 && (1 == waterLevel && splverifierCounter == 0) && pumpRunning == 0) && 0 <= methaneLevelCritical) || ((((((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 <= methaneLevelCritical)) && systemActive == 1)) || (((((((((tmp == 0 && !(0 == tmp)) && !(0 == \result)) && splverifierCounter == 0 && pumpRunning == 0) && 0 == \result) && !(0 == tmp___0)) && systemActive == methaneLevelCritical) && !(0 == tmp)) && systemActive == 1) && !(0 == \result)) [2019-01-12 14:53:01,026 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == pumpRunning) && splverifierCounter == 0) && 0 < tmp + 1) && tmp <= 0) && systemActive == 1) || ((((systemActive == methaneLevelCritical && !(0 == tmp)) && systemActive == 1) && !(0 == \result)) && splverifierCounter == 0 && pumpRunning == 0)) || (((methaneLevelCritical <= 0 && splverifierCounter == 0 && pumpRunning == 0) && 0 <= methaneLevelCritical) && systemActive == 1) [2019-01-12 14:53:01,027 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((methaneLevelCritical <= 0 && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && 0 <= methaneLevelCritical) && systemActive == 1) || ((((!(0 == pumpRunning) && splverifierCounter == 0) && 0 < tmp + 1) && tmp <= 0) && systemActive == 1)) || (((((((((tmp == 0 && !(0 == tmp)) && !(0 == \result)) && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && !(0 == \result)) && !(0 == tmp___0))) || ((systemActive == methaneLevelCritical && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) [2019-01-12 14:53:01,030 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 <= methaneLevelCritical) && systemActive == 1) || ((((!(0 == pumpRunning) && splverifierCounter == 0) && 0 < tmp + 1) && tmp <= 0) && systemActive == 1)) || ((((((((tmp == 0 && !(0 == tmp)) && !(0 == \result)) && systemActive == methaneLevelCritical) && 0 == \result) && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && !(0 == \result)) && !(0 == tmp___0))) || (((systemActive == methaneLevelCritical && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) && !(0 == \result)) [2019-01-12 14:53:01,031 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((systemActive == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) || ((systemActive == methaneLevelCritical && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1)) || (((((methaneLevelCritical <= 0 && splverifierCounter == 0) && waterLevel <= 1) && pumpRunning == 0) && 0 <= methaneLevelCritical) && systemActive == 1)) || (((((methaneLevelCritical <= 0 && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && 0 <= methaneLevelCritical) [2019-01-12 14:53:01,032 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == pumpRunning) && splverifierCounter == 0) && 0 < tmp + 1) && tmp <= 0) && systemActive == 1) || ((((((((splverifierCounter == 0 && waterLevel <= 1) && !(\result == 2)) && pumpRunning == 0) && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 <= methaneLevelCritical) && systemActive == 1) [2019-01-12 14:53:01,032 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((systemActive == methaneLevelCritical && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) || ((systemActive == methaneLevelCritical && ((((tmp == 0 && !(0 == \result)) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && !(0 == tmp___0)) && systemActive == 1)) || (((methaneLevelCritical <= 0 && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && 0 <= methaneLevelCritical) && systemActive == 1)) || ((((((((tmp == 0 && !(0 == \result)) && methaneLevelCritical <= 0) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && !(0 == tmp___0)) && 0 <= methaneLevelCritical) [2019-01-12 14:53:01,035 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == pumpRunning) && splverifierCounter == 0) && !(0 == \result)) && 0 < tmp + 1) && tmp <= 0) && systemActive == 1 [2019-01-12 14:53:01,036 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp == 0 && !(0 == tmp)) && !(0 == \result)) && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && !(0 == \result)) && !(0 == tmp___0)) || (((systemActive == methaneLevelCritical && !(0 == tmp) && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) && !(0 == \result))) || (((((((((((tmp == 0 && !(0 == tmp)) && !(0 == \result)) && methaneLevelCritical <= 0) && splverifierCounter == 0) && 0 == \result) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && systemActive == 1) && !(0 == tmp___0)) && 0 <= methaneLevelCritical)) || ((((((!(0 == tmp) && methaneLevelCritical <= 0) && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && 0 <= \result) && \result <= 0) && systemActive == 1) && 0 <= methaneLevelCritical) [2019-01-12 14:53:01,036 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((systemActive == methaneLevelCritical && !(0 == \result)) && !(0 == tmp) && ((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) || (((((((((tmp == 0 && !(0 == tmp)) && !(0 == \result)) && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && !(0 == \result)) && !(0 == tmp___0))) || (((((((((((((tmp == 0 && \result <= 0) && !(0 == tmp)) && !(0 == \result)) && splverifierCounter == 0) && 0 <= \result) && 0 <= \result) && systemActive == 1) && !(0 == tmp___0)) && 0 <= methaneLevelCritical) && methaneLevelCritical <= 0) && 0 == \result) && \result <= 0) && pumpRunning == 0)) || (((((((\result <= 0 && !(0 == tmp)) && methaneLevelCritical <= 0) && 0 <= \result) && 0 <= \result) && \result <= 0) && ((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) && 0 <= methaneLevelCritical) [2019-01-12 14:53:01,124 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 14:53:01,124 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 14:53:01,125 INFO L168 Benchmark]: Toolchain (without parser) took 17404.06 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 334.5 MB). Free memory was 952.7 MB in the beginning and 955.4 MB in the end (delta: -2.7 MB). Peak memory consumption was 331.8 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:01,126 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 14:53:01,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 771.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -177.8 MB). Peak memory consumption was 36.7 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:01,126 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:01,126 INFO L168 Benchmark]: Boogie Preprocessor took 47.40 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 14:53:01,129 INFO L168 Benchmark]: RCFGBuilder took 1155.24 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: 59.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:01,130 INFO L168 Benchmark]: TraceAbstraction took 15197.99 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 184.5 MB). Free memory was 1.1 GB in the beginning and 974.6 MB in the end (delta: 89.2 MB). Peak memory consumption was 411.8 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:01,130 INFO L168 Benchmark]: Witness Printer took 160.81 ms. Allocated memory is still 1.4 GB. Free memory was 974.6 MB in the beginning and 955.4 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:01,133 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 771.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -177.8 MB). Peak memory consumption was 36.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.40 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1155.24 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: 59.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15197.99 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 184.5 MB). Free memory was 1.1 GB in the beginning and 974.6 MB in the end (delta: 89.2 MB). Peak memory consumption was 411.8 MB. Max. memory is 11.5 GB. * Witness Printer took 160.81 ms. Allocated memory is still 1.4 GB. Free memory was 974.6 MB in the beginning and 955.4 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 922]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 922]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 922]: 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: 102]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: (((methaneLevelCritical <= 0 && 1 == waterLevel) && pumpRunning == 0) && systemActive == 1) && 0 <= methaneLevelCritical - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical <= 0 && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && 0 <= methaneLevelCritical) && systemActive == 1) || ((((!(0 == pumpRunning) && splverifierCounter == 0) && 0 < tmp + 1) && tmp <= 0) && systemActive == 1)) || (((((((((tmp == 0 && !(0 == tmp)) && !(0 == \result)) && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && !(0 == \result)) && !(0 == tmp___0))) || ((systemActive == methaneLevelCritical && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((!(0 == pumpRunning) && splverifierCounter == 0) && 0 < tmp + 1) && tmp <= 0) && systemActive == 1) || ((((systemActive == methaneLevelCritical && !(0 == tmp)) && systemActive == 1) && !(0 == \result)) && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0)) || ((((methaneLevelCritical <= 0 && (1 == waterLevel && splverifierCounter == 0) && pumpRunning == 0) && 0 <= methaneLevelCritical) || ((((((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 <= methaneLevelCritical)) && systemActive == 1)) || (((((((((tmp == 0 && !(0 == tmp)) && !(0 == \result)) && splverifierCounter == 0 && pumpRunning == 0) && 0 == \result) && !(0 == tmp___0)) && systemActive == methaneLevelCritical) && !(0 == tmp)) && systemActive == 1) && !(0 == \result)) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (((((((((((tmp == 0 && !(0 == tmp)) && !(0 == \result)) && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && !(0 == \result)) && !(0 == tmp___0)) || (((systemActive == methaneLevelCritical && !(0 == tmp) && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) && !(0 == \result))) || (((((((((((tmp == 0 && !(0 == tmp)) && !(0 == \result)) && methaneLevelCritical <= 0) && splverifierCounter == 0) && 0 == \result) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && systemActive == 1) && !(0 == tmp___0)) && 0 <= methaneLevelCritical)) || ((((((!(0 == tmp) && methaneLevelCritical <= 0) && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && 0 <= \result) && \result <= 0) && systemActive == 1) && 0 <= methaneLevelCritical) - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: (((methaneLevelCritical <= 0 && 1 == waterLevel) && pumpRunning == 0) && systemActive == 1) && 0 <= methaneLevelCritical - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((methaneLevelCritical <= 0 && 1 == waterLevel) && pumpRunning == 0) && systemActive == 1) && 0 <= methaneLevelCritical - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: (((((!(0 == pumpRunning) && splverifierCounter == 0) && 0 < tmp + 1) && tmp <= 0) && systemActive == 1) || ((((systemActive == methaneLevelCritical && !(0 == tmp)) && systemActive == 1) && !(0 == \result)) && splverifierCounter == 0 && pumpRunning == 0)) || (((methaneLevelCritical <= 0 && splverifierCounter == 0 && pumpRunning == 0) && 0 <= methaneLevelCritical) && systemActive == 1) - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: ((((!(0 == pumpRunning) && splverifierCounter == 0) && !(0 == \result)) && 0 < tmp + 1) && tmp <= 0) && systemActive == 1 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: ((((((systemActive == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) || ((systemActive == methaneLevelCritical && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1)) || (((((methaneLevelCritical <= 0 && splverifierCounter == 0) && waterLevel <= 1) && pumpRunning == 0) && 0 <= methaneLevelCritical) && systemActive == 1)) || (((((methaneLevelCritical <= 0 && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && 0 <= methaneLevelCritical) - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: ((((systemActive == methaneLevelCritical && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) || ((systemActive == methaneLevelCritical && ((((tmp == 0 && !(0 == \result)) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && !(0 == tmp___0)) && systemActive == 1)) || (((methaneLevelCritical <= 0 && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && 0 <= methaneLevelCritical) && systemActive == 1)) || ((((((((tmp == 0 && !(0 == \result)) && methaneLevelCritical <= 0) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && !(0 == tmp___0)) && 0 <= methaneLevelCritical) - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: ((((systemActive == methaneLevelCritical && !(0 == \result)) && !(0 == tmp) && ((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) || (((((((((tmp == 0 && !(0 == tmp)) && !(0 == \result)) && systemActive == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && !(0 == \result)) && !(0 == tmp___0))) || (((((((((((((tmp == 0 && \result <= 0) && !(0 == tmp)) && !(0 == \result)) && splverifierCounter == 0) && 0 <= \result) && 0 <= \result) && systemActive == 1) && !(0 == tmp___0)) && 0 <= methaneLevelCritical) && methaneLevelCritical <= 0) && 0 == \result) && \result <= 0) && pumpRunning == 0)) || (((((((\result <= 0 && !(0 == tmp)) && methaneLevelCritical <= 0) && 0 <= \result) && 0 <= \result) && \result <= 0) && ((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) && 0 <= methaneLevelCritical) - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: ((((!(0 == pumpRunning) && splverifierCounter == 0) && 0 < tmp + 1) && tmp <= 0) && systemActive == 1) || ((((((((splverifierCounter == 0 && waterLevel <= 1) && !(\result == 2)) && pumpRunning == 0) && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 <= methaneLevelCritical) && systemActive == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: (((((!(0 == pumpRunning) && splverifierCounter == 0) && 0 < tmp + 1) && tmp <= 0) && systemActive == 1) || (((methaneLevelCritical <= 0 && splverifierCounter == 0 && pumpRunning == 0) && 0 <= methaneLevelCritical) && systemActive == 1)) || ((systemActive == methaneLevelCritical && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 <= methaneLevelCritical) && systemActive == 1) || ((((!(0 == pumpRunning) && splverifierCounter == 0) && 0 < tmp + 1) && tmp <= 0) && systemActive == 1)) || ((((((((tmp == 0 && !(0 == tmp)) && !(0 == \result)) && systemActive == methaneLevelCritical) && 0 == \result) && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && !(0 == \result)) && !(0 == tmp___0))) || (((systemActive == methaneLevelCritical && (splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) && !(0 == \result)) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: (((((!(0 == pumpRunning) && splverifierCounter == 0) && 0 < tmp + 1) && tmp <= 0) && systemActive == 1) || ((systemActive == methaneLevelCritical && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || (((methaneLevelCritical <= 0 && splverifierCounter == 0 && pumpRunning == 0) && 0 <= methaneLevelCritical) && systemActive == 1) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 93 locations, 3 error locations. SAFE Result, 15.0s OverallTime, 11 OverallIterations, 1 TraceHistogramMax, 4.3s AutomataDifference, 0.0s DeadEndRemovalTime, 7.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1031 SDtfs, 1551 SDslu, 1974 SDs, 0 SdLazy, 287 SolverSat, 45 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 87 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=296occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 1682 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 39 LocationsWithAnnotation, 39 PreInvPairs, 216 NumberOfFragments, 1084 HoareAnnotationTreeSize, 39 FomulaSimplifications, 1062392 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 39 FomulaSimplificationsInter, 63642 FormulaSimplificationTreeSizeReductionInter, 5.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 319 NumberOfCodeBlocks, 319 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 308 ConstructedInterpolants, 0 QuantifiedInterpolants, 23994 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...