./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec1_product48_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_spec1_product48_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 79b21ff72ec330797470eae9e06bb1504f09bc51 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 14:50:03,275 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 14:50:03,277 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 14:50:03,297 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 14:50:03,297 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 14:50:03,299 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 14:50:03,300 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 14:50:03,303 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 14:50:03,306 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 14:50:03,309 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 14:50:03,311 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 14:50:03,312 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 14:50:03,313 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 14:50:03,316 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 14:50:03,324 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 14:50:03,325 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 14:50:03,325 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 14:50:03,330 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 14:50:03,335 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 14:50:03,338 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 14:50:03,339 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 14:50:03,343 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 14:50:03,348 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 14:50:03,349 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 14:50:03,349 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 14:50:03,350 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 14:50:03,351 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 14:50:03,352 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 14:50:03,352 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 14:50:03,356 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 14:50:03,357 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 14:50:03,358 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 14:50:03,359 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 14:50:03,359 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 14:50:03,362 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 14:50:03,362 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 14:50:03,363 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 14:50:03,388 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 14:50:03,388 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 14:50:03,390 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 14:50:03,391 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 14:50:03,391 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 14:50:03,391 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 14:50:03,392 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 14:50:03,393 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 14:50:03,393 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 14:50:03,393 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 14:50:03,393 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 14:50:03,393 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 14:50:03,393 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 14:50:03,394 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 14:50:03,394 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 14:50:03,395 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 14:50:03,395 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 14:50:03,395 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 14:50:03,395 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 14:50:03,395 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 14:50:03,396 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 14:50:03,396 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:50:03,396 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 14:50:03,396 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 14:50:03,396 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 14:50:03,397 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 14:50:03,399 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 14:50:03,399 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 14:50:03,399 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 -> 79b21ff72ec330797470eae9e06bb1504f09bc51 [2019-01-12 14:50:03,457 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 14:50:03,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 14:50:03,478 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 14:50:03,479 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 14:50:03,480 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 14:50:03,481 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2019-01-12 14:50:03,543 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33d3d4dff/e35c6986b8804fe69017e8dcc04800cd/FLAGf5535265a [2019-01-12 14:50:04,017 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 14:50:04,019 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2019-01-12 14:50:04,035 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33d3d4dff/e35c6986b8804fe69017e8dcc04800cd/FLAGf5535265a [2019-01-12 14:50:04,338 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33d3d4dff/e35c6986b8804fe69017e8dcc04800cd [2019-01-12 14:50:04,342 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 14:50:04,343 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 14:50:04,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 14:50:04,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 14:50:04,348 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 14:50:04,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:50:04" (1/1) ... [2019-01-12 14:50:04,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b035c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:04, skipping insertion in model container [2019-01-12 14:50:04,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:50:04" (1/1) ... [2019-01-12 14:50:04,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 14:50:04,407 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 14:50:04,732 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:50:04,746 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 14:50:04,931 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:50:04,969 INFO L195 MainTranslator]: Completed translation [2019-01-12 14:50:04,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:04 WrapperNode [2019-01-12 14:50:04,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 14:50:04,971 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 14:50:04,971 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 14:50:04,971 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 14:50:04,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:04" (1/1) ... [2019-01-12 14:50:05,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:04" (1/1) ... [2019-01-12 14:50:05,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 14:50:05,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 14:50:05,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 14:50:05,054 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 14:50:05,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:04" (1/1) ... [2019-01-12 14:50:05,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:04" (1/1) ... [2019-01-12 14:50:05,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:04" (1/1) ... [2019-01-12 14:50:05,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:04" (1/1) ... [2019-01-12 14:50:05,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:04" (1/1) ... [2019-01-12 14:50:05,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:04" (1/1) ... [2019-01-12 14:50:05,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:04" (1/1) ... [2019-01-12 14:50:05,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 14:50:05,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 14:50:05,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 14:50:05,103 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 14:50:05,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:04" (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 14:50:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 14:50:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-12 14:50:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 14:50:05,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 14:50:06,668 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 14:50:06,668 INFO L286 CfgBuilder]: Removed 198 assue(true) statements. [2019-01-12 14:50:06,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:50:06 BoogieIcfgContainer [2019-01-12 14:50:06,670 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 14:50:06,671 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 14:50:06,671 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 14:50:06,674 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 14:50:06,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 02:50:04" (1/3) ... [2019-01-12 14:50:06,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28cbf70a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:50:06, skipping insertion in model container [2019-01-12 14:50:06,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:04" (2/3) ... [2019-01-12 14:50:06,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28cbf70a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:50:06, skipping insertion in model container [2019-01-12 14:50:06,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:50:06" (3/3) ... [2019-01-12 14:50:06,678 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2019-01-12 14:50:06,688 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 14:50:06,697 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-01-12 14:50:06,715 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-01-12 14:50:06,748 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 14:50:06,749 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 14:50:06,749 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 14:50:06,749 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 14:50:06,749 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 14:50:06,749 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 14:50:06,750 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 14:50:06,750 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 14:50:06,750 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 14:50:06,769 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states. [2019-01-12 14:50:06,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-01-12 14:50:06,777 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:06,778 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:50:06,781 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:06,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:06,787 INFO L82 PathProgramCache]: Analyzing trace with hash 325683581, now seen corresponding path program 1 times [2019-01-12 14:50:06,789 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:06,789 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:06,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:06,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:06,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:06,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:07,103 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 14:50:07,106 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:07,106 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:50:07,110 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 14:50:07,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 14:50:07,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:50:07,129 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 2 states. [2019-01-12 14:50:07,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:07,168 INFO L93 Difference]: Finished difference Result 256 states and 383 transitions. [2019-01-12 14:50:07,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 14:50:07,169 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-01-12 14:50:07,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:07,183 INFO L225 Difference]: With dead ends: 256 [2019-01-12 14:50:07,183 INFO L226 Difference]: Without dead ends: 127 [2019-01-12 14:50:07,187 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 14:50:07,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2019-01-12 14:50:07,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2019-01-12 14:50:07,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2019-01-12 14:50:07,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 183 transitions. [2019-01-12 14:50:07,239 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 183 transitions. Word has length 16 [2019-01-12 14:50:07,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:07,240 INFO L480 AbstractCegarLoop]: Abstraction has 127 states and 183 transitions. [2019-01-12 14:50:07,240 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 14:50:07,240 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 183 transitions. [2019-01-12 14:50:07,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-12 14:50:07,242 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:07,242 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:50:07,242 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:07,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:07,243 INFO L82 PathProgramCache]: Analyzing trace with hash 1302516555, now seen corresponding path program 1 times [2019-01-12 14:50:07,243 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:07,243 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:07,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:07,244 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:07,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:07,391 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 14:50:07,392 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:07,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:50:07,393 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:50:07,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:50:07,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:50:07,395 INFO L87 Difference]: Start difference. First operand 127 states and 183 transitions. Second operand 3 states. [2019-01-12 14:50:07,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:07,422 INFO L93 Difference]: Finished difference Result 127 states and 183 transitions. [2019-01-12 14:50:07,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:50:07,423 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-01-12 14:50:07,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:07,425 INFO L225 Difference]: With dead ends: 127 [2019-01-12 14:50:07,425 INFO L226 Difference]: Without dead ends: 53 [2019-01-12 14:50:07,426 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 14:50:07,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-01-12 14:50:07,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-01-12 14:50:07,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-01-12 14:50:07,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-01-12 14:50:07,435 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 17 [2019-01-12 14:50:07,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:07,435 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-01-12 14:50:07,436 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:50:07,436 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-01-12 14:50:07,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-12 14:50:07,437 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:07,437 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] [2019-01-12 14:50:07,437 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:07,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:07,438 INFO L82 PathProgramCache]: Analyzing trace with hash -1189907750, now seen corresponding path program 1 times [2019-01-12 14:50:07,438 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:07,438 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:07,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:07,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:07,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:07,638 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 14:50:07,638 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:07,639 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:50:07,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:50:07,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:50:07,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:50:07,640 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2019-01-12 14:50:07,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:07,736 INFO L93 Difference]: Finished difference Result 147 states and 216 transitions. [2019-01-12 14:50:07,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:50:07,740 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-01-12 14:50:07,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:07,744 INFO L225 Difference]: With dead ends: 147 [2019-01-12 14:50:07,748 INFO L226 Difference]: Without dead ends: 100 [2019-01-12 14:50:07,749 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 14:50:07,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2019-01-12 14:50:07,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 96. [2019-01-12 14:50:07,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2019-01-12 14:50:07,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 141 transitions. [2019-01-12 14:50:07,767 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 141 transitions. Word has length 22 [2019-01-12 14:50:07,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:07,768 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 141 transitions. [2019-01-12 14:50:07,768 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:50:07,768 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 141 transitions. [2019-01-12 14:50:07,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-12 14:50:07,769 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:07,770 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 14:50:07,771 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:07,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:07,771 INFO L82 PathProgramCache]: Analyzing trace with hash 752688312, now seen corresponding path program 1 times [2019-01-12 14:50:07,772 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:07,772 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:07,773 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:07,774 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:07,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:07,890 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 14:50:07,891 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:07,891 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:50:07,892 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:50:07,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:50:07,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:50:07,893 INFO L87 Difference]: Start difference. First operand 96 states and 141 transitions. Second operand 3 states. [2019-01-12 14:50:08,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:08,080 INFO L93 Difference]: Finished difference Result 227 states and 338 transitions. [2019-01-12 14:50:08,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:50:08,081 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-01-12 14:50:08,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:08,082 INFO L225 Difference]: With dead ends: 227 [2019-01-12 14:50:08,083 INFO L226 Difference]: Without dead ends: 137 [2019-01-12 14:50:08,084 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 14:50:08,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-01-12 14:50:08,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 135. [2019-01-12 14:50:08,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2019-01-12 14:50:08,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 195 transitions. [2019-01-12 14:50:08,103 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 195 transitions. Word has length 24 [2019-01-12 14:50:08,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:08,104 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 195 transitions. [2019-01-12 14:50:08,104 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:50:08,104 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 195 transitions. [2019-01-12 14:50:08,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-01-12 14:50:08,106 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:08,106 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:50:08,107 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:08,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:08,107 INFO L82 PathProgramCache]: Analyzing trace with hash -1744683281, now seen corresponding path program 1 times [2019-01-12 14:50:08,107 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:08,107 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:08,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:08,109 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:08,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:08,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:08,217 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 14:50:08,218 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:08,218 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:50:08,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:50:08,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:50:08,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:50:08,220 INFO L87 Difference]: Start difference. First operand 135 states and 195 transitions. Second operand 5 states. [2019-01-12 14:50:08,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:08,937 INFO L93 Difference]: Finished difference Result 676 states and 993 transitions. [2019-01-12 14:50:08,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-12 14:50:08,940 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-01-12 14:50:08,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:08,945 INFO L225 Difference]: With dead ends: 676 [2019-01-12 14:50:08,945 INFO L226 Difference]: Without dead ends: 547 [2019-01-12 14:50:08,949 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-12 14:50:08,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2019-01-12 14:50:09,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 254. [2019-01-12 14:50:09,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2019-01-12 14:50:09,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 363 transitions. [2019-01-12 14:50:09,029 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 363 transitions. Word has length 25 [2019-01-12 14:50:09,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:09,030 INFO L480 AbstractCegarLoop]: Abstraction has 254 states and 363 transitions. [2019-01-12 14:50:09,030 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:50:09,030 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 363 transitions. [2019-01-12 14:50:09,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-01-12 14:50:09,031 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:09,033 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:50:09,033 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:09,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:09,033 INFO L82 PathProgramCache]: Analyzing trace with hash -1948490375, now seen corresponding path program 1 times [2019-01-12 14:50:09,033 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:09,034 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:09,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:09,035 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:09,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:09,349 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 14:50:09,349 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:09,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:50:09,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:50:09,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:50:09,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:50:09,351 INFO L87 Difference]: Start difference. First operand 254 states and 363 transitions. Second operand 5 states. [2019-01-12 14:50:10,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:10,096 INFO L93 Difference]: Finished difference Result 744 states and 1066 transitions. [2019-01-12 14:50:10,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-12 14:50:10,098 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-01-12 14:50:10,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:10,103 INFO L225 Difference]: With dead ends: 744 [2019-01-12 14:50:10,103 INFO L226 Difference]: Without dead ends: 742 [2019-01-12 14:50:10,104 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-12 14:50:10,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2019-01-12 14:50:10,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 254. [2019-01-12 14:50:10,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2019-01-12 14:50:10,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 361 transitions. [2019-01-12 14:50:10,144 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 361 transitions. Word has length 26 [2019-01-12 14:50:10,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:10,144 INFO L480 AbstractCegarLoop]: Abstraction has 254 states and 361 transitions. [2019-01-12 14:50:10,145 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:50:10,145 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 361 transitions. [2019-01-12 14:50:10,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-12 14:50:10,146 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:10,147 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] [2019-01-12 14:50:10,149 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:10,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:10,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1292268752, now seen corresponding path program 1 times [2019-01-12 14:50:10,150 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:10,150 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:10,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:10,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:10,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:10,259 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 14:50:10,261 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:10,262 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:50:10,262 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:50:10,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:50:10,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:50:10,263 INFO L87 Difference]: Start difference. First operand 254 states and 361 transitions. Second operand 3 states. [2019-01-12 14:50:10,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:10,454 INFO L93 Difference]: Finished difference Result 690 states and 981 transitions. [2019-01-12 14:50:10,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:50:10,455 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-01-12 14:50:10,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:10,458 INFO L225 Difference]: With dead ends: 690 [2019-01-12 14:50:10,458 INFO L226 Difference]: Without dead ends: 442 [2019-01-12 14:50:10,459 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 14:50:10,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2019-01-12 14:50:10,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 440. [2019-01-12 14:50:10,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 440 states. [2019-01-12 14:50:10,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 609 transitions. [2019-01-12 14:50:10,504 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 609 transitions. Word has length 34 [2019-01-12 14:50:10,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:10,505 INFO L480 AbstractCegarLoop]: Abstraction has 440 states and 609 transitions. [2019-01-12 14:50:10,505 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:50:10,505 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 609 transitions. [2019-01-12 14:50:10,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-12 14:50:10,507 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:10,507 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] [2019-01-12 14:50:10,507 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:10,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:10,508 INFO L82 PathProgramCache]: Analyzing trace with hash -12405074, now seen corresponding path program 1 times [2019-01-12 14:50:10,508 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:10,508 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:10,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:10,509 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:10,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:10,718 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 14:50:10,719 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:10,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:50:10,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:50:10,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:50:10,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:50:10,720 INFO L87 Difference]: Start difference. First operand 440 states and 609 transitions. Second operand 5 states. [2019-01-12 14:50:11,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:11,273 INFO L93 Difference]: Finished difference Result 1222 states and 1668 transitions. [2019-01-12 14:50:11,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-12 14:50:11,276 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-01-12 14:50:11,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:11,281 INFO L225 Difference]: With dead ends: 1222 [2019-01-12 14:50:11,281 INFO L226 Difference]: Without dead ends: 788 [2019-01-12 14:50:11,282 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 14:50:11,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 788 states. [2019-01-12 14:50:11,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 788 to 476. [2019-01-12 14:50:11,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 476 states. [2019-01-12 14:50:11,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 645 transitions. [2019-01-12 14:50:11,340 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 645 transitions. Word has length 34 [2019-01-12 14:50:11,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:11,341 INFO L480 AbstractCegarLoop]: Abstraction has 476 states and 645 transitions. [2019-01-12 14:50:11,341 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:50:11,341 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 645 transitions. [2019-01-12 14:50:11,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-12 14:50:11,342 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:11,343 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] [2019-01-12 14:50:11,346 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:11,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:11,346 INFO L82 PathProgramCache]: Analyzing trace with hash -599211088, now seen corresponding path program 1 times [2019-01-12 14:50:11,346 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:11,346 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:11,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:11,347 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:11,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:11,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:11,609 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 14:50:11,610 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:11,610 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:50:11,610 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:50:11,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:50:11,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:50:11,613 INFO L87 Difference]: Start difference. First operand 476 states and 645 transitions. Second operand 5 states. [2019-01-12 14:50:12,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:12,728 INFO L93 Difference]: Finished difference Result 1140 states and 1521 transitions. [2019-01-12 14:50:12,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-12 14:50:12,729 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-01-12 14:50:12,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:12,733 INFO L225 Difference]: With dead ends: 1140 [2019-01-12 14:50:12,734 INFO L226 Difference]: Without dead ends: 670 [2019-01-12 14:50:12,735 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-12 14:50:12,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2019-01-12 14:50:12,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 398. [2019-01-12 14:50:12,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2019-01-12 14:50:12,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 527 transitions. [2019-01-12 14:50:12,806 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 527 transitions. Word has length 34 [2019-01-12 14:50:12,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:12,807 INFO L480 AbstractCegarLoop]: Abstraction has 398 states and 527 transitions. [2019-01-12 14:50:12,807 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:50:12,807 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 527 transitions. [2019-01-12 14:50:12,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-01-12 14:50:12,808 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:12,808 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 14:50:12,809 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:12,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:12,811 INFO L82 PathProgramCache]: Analyzing trace with hash -362639056, now seen corresponding path program 1 times [2019-01-12 14:50:12,811 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:12,811 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:12,813 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:12,813 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:12,813 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:12,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:13,530 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 14:50:13,530 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:13,531 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-01-12 14:50:13,531 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-12 14:50:13,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-12 14:50:13,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-01-12 14:50:13,532 INFO L87 Difference]: Start difference. First operand 398 states and 527 transitions. Second operand 8 states. [2019-01-12 14:50:14,416 WARN L181 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-12 14:50:15,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:15,686 INFO L93 Difference]: Finished difference Result 1933 states and 2554 transitions. [2019-01-12 14:50:15,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-01-12 14:50:15,687 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 35 [2019-01-12 14:50:15,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:15,695 INFO L225 Difference]: With dead ends: 1933 [2019-01-12 14:50:15,695 INFO L226 Difference]: Without dead ends: 1541 [2019-01-12 14:50:15,698 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=190, Invalid=512, Unknown=0, NotChecked=0, Total=702 [2019-01-12 14:50:15,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1541 states. [2019-01-12 14:50:15,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1541 to 398. [2019-01-12 14:50:15,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2019-01-12 14:50:15,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 517 transitions. [2019-01-12 14:50:15,764 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 517 transitions. Word has length 35 [2019-01-12 14:50:15,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:15,768 INFO L480 AbstractCegarLoop]: Abstraction has 398 states and 517 transitions. [2019-01-12 14:50:15,768 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-12 14:50:15,768 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 517 transitions. [2019-01-12 14:50:15,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-01-12 14:50:15,769 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:15,769 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:50:15,770 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:15,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:15,770 INFO L82 PathProgramCache]: Analyzing trace with hash -304303788, now seen corresponding path program 1 times [2019-01-12 14:50:15,770 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:15,770 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:15,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:15,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:15,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:15,852 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-01-12 14:50:15,852 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:15,853 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:50:15,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:50:15,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:50:15,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:50:15,855 INFO L87 Difference]: Start difference. First operand 398 states and 517 transitions. Second operand 3 states. [2019-01-12 14:50:15,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:15,986 INFO L93 Difference]: Finished difference Result 676 states and 876 transitions. [2019-01-12 14:50:15,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:50:15,987 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-01-12 14:50:15,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:15,989 INFO L225 Difference]: With dead ends: 676 [2019-01-12 14:50:15,990 INFO L226 Difference]: Without dead ends: 284 [2019-01-12 14:50:15,991 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 14:50:15,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2019-01-12 14:50:16,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 276. [2019-01-12 14:50:16,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2019-01-12 14:50:16,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 353 transitions. [2019-01-12 14:50:16,055 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 353 transitions. Word has length 53 [2019-01-12 14:50:16,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:16,056 INFO L480 AbstractCegarLoop]: Abstraction has 276 states and 353 transitions. [2019-01-12 14:50:16,056 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:50:16,056 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 353 transitions. [2019-01-12 14:50:16,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-01-12 14:50:16,059 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:16,059 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:50:16,060 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:16,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:16,060 INFO L82 PathProgramCache]: Analyzing trace with hash 653132802, now seen corresponding path program 1 times [2019-01-12 14:50:16,060 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:16,061 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:16,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:16,062 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:16,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:16,588 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-01-12 14:50:16,589 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-12 14:50:16,589 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-12 14:50:16,617 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:16,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 14:50:17,400 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-01-12 14:50:17,432 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-12 14:50:17,432 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2019-01-12 14:50:17,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-12 14:50:17,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-12 14:50:17,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-01-12 14:50:17,434 INFO L87 Difference]: Start difference. First operand 276 states and 353 transitions. Second operand 11 states. [2019-01-12 14:50:18,263 WARN L181 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2019-01-12 14:50:18,576 WARN L181 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2019-01-12 14:50:20,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:20,081 INFO L93 Difference]: Finished difference Result 870 states and 1107 transitions. [2019-01-12 14:50:20,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2019-01-12 14:50:20,082 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 54 [2019-01-12 14:50:20,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:20,082 INFO L225 Difference]: With dead ends: 870 [2019-01-12 14:50:20,082 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 14:50:20,085 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 329 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=308, Invalid=1024, Unknown=0, NotChecked=0, Total=1332 [2019-01-12 14:50:20,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 14:50:20,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 14:50:20,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 14:50:20,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 14:50:20,086 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2019-01-12 14:50:20,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:20,087 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 14:50:20,087 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-12 14:50:20,087 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 14:50:20,087 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 14:50:20,092 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 14:50:20,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,304 WARN L181 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 41 [2019-01-12 14:50:20,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,570 WARN L181 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 107 [2019-01-12 14:50:20,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,875 WARN L181 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 82 [2019-01-12 14:50:20,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:20,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,434 WARN L181 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 157 [2019-01-12 14:50:21,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,955 WARN L181 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 134 [2019-01-12 14:50:21,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:21,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,194 WARN L181 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 107 [2019-01-12 14:50:22,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:22,695 WARN L181 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 161 [2019-01-12 14:50:22,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,147 WARN L181 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 148 [2019-01-12 14:50:23,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,466 WARN L181 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 144 [2019-01-12 14:50:23,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:23,600 WARN L181 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 101 [2019-01-12 14:50:23,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:50:24,179 WARN L181 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 15 [2019-01-12 14:50:25,574 WARN L181 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 106 DAG size of output: 27 [2019-01-12 14:50:25,936 WARN L181 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 15 [2019-01-12 14:50:26,653 WARN L181 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 21 [2019-01-12 14:50:26,785 WARN L181 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 20 [2019-01-12 14:50:27,380 WARN L181 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 23 [2019-01-12 14:50:27,844 WARN L181 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 27 [2019-01-12 14:50:28,686 WARN L181 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 21 [2019-01-12 14:50:29,757 WARN L181 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 148 DAG size of output: 13 [2019-01-12 14:50:30,257 WARN L181 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 21 [2019-01-12 14:50:30,697 WARN L181 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 23 [2019-01-12 14:50:30,795 INFO L444 ceAbstractionStarter]: At program point L135(lines 126 139) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:50:30,795 INFO L444 ceAbstractionStarter]: At program point L135-1(lines 126 139) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ~systemActive~0 1))) (or (and .cse0 (and (= 0 ~methaneLevelCritical~0) .cse1 .cse2)) (and .cse1 .cse2 .cse0 (= 1 ~methaneLevelCritical~0)))) [2019-01-12 14:50:30,795 INFO L444 ceAbstractionStarter]: At program point L135-2(lines 126 139) the Hoare annotation is: false [2019-01-12 14:50:30,795 INFO L444 ceAbstractionStarter]: At program point L135-3(lines 126 139) the Hoare annotation is: false [2019-01-12 14:50:30,795 INFO L444 ceAbstractionStarter]: At program point L135-4(lines 126 139) the Hoare annotation is: false [2019-01-12 14:50:30,795 INFO L444 ceAbstractionStarter]: At program point L135-5(lines 126 139) the Hoare annotation is: false [2019-01-12 14:50:30,795 INFO L444 ceAbstractionStarter]: At program point L928(lines 877 929) the Hoare annotation is: false [2019-01-12 14:50:30,796 INFO L444 ceAbstractionStarter]: At program point L202(lines 198 204) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:50:30,796 INFO L448 ceAbstractionStarter]: For program point L863(line 863) no Hoare annotation was computed. [2019-01-12 14:50:30,796 INFO L448 ceAbstractionStarter]: For program point L863-1(line 863) no Hoare annotation was computed. [2019-01-12 14:50:30,796 INFO L448 ceAbstractionStarter]: For program point L863-2(line 863) no Hoare annotation was computed. [2019-01-12 14:50:30,796 INFO L444 ceAbstractionStarter]: At program point L831(lines 816 834) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:50:30,796 INFO L444 ceAbstractionStarter]: At program point L831-1(lines 816 834) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ~systemActive~0 1))) (or (and .cse0 (and (= 0 ~methaneLevelCritical~0) .cse1 .cse2)) (and .cse1 .cse2 .cse0 (= 1 ~methaneLevelCritical~0)))) [2019-01-12 14:50:30,796 INFO L444 ceAbstractionStarter]: At program point L831-2(lines 816 834) the Hoare annotation is: false [2019-01-12 14:50:30,796 INFO L444 ceAbstractionStarter]: At program point L831-3(lines 816 834) the Hoare annotation is: false [2019-01-12 14:50:30,797 INFO L444 ceAbstractionStarter]: At program point L831-4(lines 816 834) the Hoare annotation is: false [2019-01-12 14:50:30,797 INFO L444 ceAbstractionStarter]: At program point L831-5(lines 816 834) the Hoare annotation is: false [2019-01-12 14:50:30,797 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 904) no Hoare annotation was computed. [2019-01-12 14:50:30,797 INFO L444 ceAbstractionStarter]: At program point L898-1(lines 898 904) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~systemActive~0 1)) (.cse4 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 (and .cse1 .cse2 .cse3)) (and .cse0 (and (and .cse2 .cse3) .cse4)) (and (and .cse1 .cse2) .cse5) (and .cse2 .cse5 .cse4))) [2019-01-12 14:50:30,797 INFO L451 ceAbstractionStarter]: At program point L238(lines 219 241) the Hoare annotation is: true [2019-01-12 14:50:30,797 INFO L444 ceAbstractionStarter]: At program point L767(lines 760 770) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1) (and .cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 (= 1 ~methaneLevelCritical~0)))) [2019-01-12 14:50:30,797 INFO L444 ceAbstractionStarter]: At program point L767-1(lines 760 770) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:50:30,798 INFO L444 ceAbstractionStarter]: At program point L767-2(lines 760 770) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~systemActive~0 1))) (or (and .cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 (= 1 ~methaneLevelCritical~0)) (and (and (= 0 ~methaneLevelCritical~0) .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1) .cse2))) [2019-01-12 14:50:30,798 INFO L444 ceAbstractionStarter]: At program point L767-3(lines 760 770) the Hoare annotation is: false [2019-01-12 14:50:30,798 INFO L444 ceAbstractionStarter]: At program point L767-4(lines 760 770) the Hoare annotation is: false [2019-01-12 14:50:30,798 INFO L444 ceAbstractionStarter]: At program point L767-5(lines 760 770) the Hoare annotation is: false [2019-01-12 14:50:30,798 INFO L444 ceAbstractionStarter]: At program point L767-6(lines 760 770) the Hoare annotation is: false [2019-01-12 14:50:30,798 INFO L444 ceAbstractionStarter]: At program point L767-7(lines 760 770) the Hoare annotation is: false [2019-01-12 14:50:30,801 INFO L444 ceAbstractionStarter]: At program point L767-8(lines 760 770) the Hoare annotation is: false [2019-01-12 14:50:30,801 INFO L444 ceAbstractionStarter]: At program point L967(lines 962 970) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:50:30,801 INFO L448 ceAbstractionStarter]: For program point L77(lines 77 81) no Hoare annotation was computed. [2019-01-12 14:50:30,801 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 723) no Hoare annotation was computed. [2019-01-12 14:50:30,801 INFO L448 ceAbstractionStarter]: For program point L706-1(lines 706 723) no Hoare annotation was computed. [2019-01-12 14:50:30,801 INFO L448 ceAbstractionStarter]: For program point L706-2(lines 706 723) no Hoare annotation was computed. [2019-01-12 14:50:30,801 INFO L448 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2019-01-12 14:50:30,802 INFO L444 ceAbstractionStarter]: At program point L839-1(lines 839 845) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (and (and .cse0 .cse1) (= 1 ~methaneLevelCritical~0)))) [2019-01-12 14:50:30,802 INFO L448 ceAbstractionStarter]: For program point L742(lines 742 748) no Hoare annotation was computed. [2019-01-12 14:50:30,802 INFO L448 ceAbstractionStarter]: For program point L742-2(lines 742 748) no Hoare annotation was computed. [2019-01-12 14:50:30,802 INFO L448 ceAbstractionStarter]: For program point L742-4(lines 742 748) no Hoare annotation was computed. [2019-01-12 14:50:30,802 INFO L448 ceAbstractionStarter]: For program point L742-6(lines 742 748) no Hoare annotation was computed. [2019-01-12 14:50:30,802 INFO L448 ceAbstractionStarter]: For program point L742-8(lines 742 748) no Hoare annotation was computed. [2019-01-12 14:50:30,802 INFO L448 ceAbstractionStarter]: For program point L742-10(lines 742 748) no Hoare annotation was computed. [2019-01-12 14:50:30,802 INFO L448 ceAbstractionStarter]: For program point L908(lines 908 923) no Hoare annotation was computed. [2019-01-12 14:50:30,802 INFO L444 ceAbstractionStarter]: At program point L776(lines 771 779) the Hoare annotation is: (let ((.cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse0 (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 (= ~systemActive~0 0) .cse1 .cse2 .cse3 .cse4) (and .cse2 (and (and .cse0 .cse1 .cse3) .cse4) (= ~systemActive~0 1)))) [2019-01-12 14:50:30,803 INFO L444 ceAbstractionStarter]: At program point L776-1(lines 771 779) the Hoare annotation is: false [2019-01-12 14:50:30,803 INFO L448 ceAbstractionStarter]: For program point L710(lines 710 718) no Hoare annotation was computed. [2019-01-12 14:50:30,803 INFO L444 ceAbstractionStarter]: At program point L776-2(lines 771 779) the Hoare annotation is: false [2019-01-12 14:50:30,803 INFO L448 ceAbstractionStarter]: For program point L710-1(lines 710 718) no Hoare annotation was computed. [2019-01-12 14:50:30,803 INFO L448 ceAbstractionStarter]: For program point L710-2(lines 710 718) no Hoare annotation was computed. [2019-01-12 14:50:30,803 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 697) no Hoare annotation was computed. [2019-01-12 14:50:30,803 INFO L448 ceAbstractionStarter]: For program point L680-1(lines 680 697) no Hoare annotation was computed. [2019-01-12 14:50:30,803 INFO L448 ceAbstractionStarter]: For program point L680-2(lines 680 697) no Hoare annotation was computed. [2019-01-12 14:50:30,803 INFO L448 ceAbstractionStarter]: For program point L680-3(lines 680 697) no Hoare annotation was computed. [2019-01-12 14:50:30,803 INFO L448 ceAbstractionStarter]: For program point L680-4(lines 680 697) no Hoare annotation was computed. [2019-01-12 14:50:30,803 INFO L448 ceAbstractionStarter]: For program point L680-5(lines 680 697) no Hoare annotation was computed. [2019-01-12 14:50:30,803 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 14:50:30,804 INFO L448 ceAbstractionStarter]: For program point L53(lines 53 57) no Hoare annotation was computed. [2019-01-12 14:50:30,804 INFO L448 ceAbstractionStarter]: For program point L53-3(lines 53 57) no Hoare annotation was computed. [2019-01-12 14:50:30,804 INFO L448 ceAbstractionStarter]: For program point L879(lines 878 927) no Hoare annotation was computed. [2019-01-12 14:50:30,804 INFO L448 ceAbstractionStarter]: For program point L53-6(lines 53 57) no Hoare annotation was computed. [2019-01-12 14:50:30,804 INFO L444 ceAbstractionStarter]: At program point L648(lines 647 666) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~systemActive~0 1)) (.cse3 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 (and (and .cse1 .cse2) .cse3)) (and .cse0 (and .cse4 .cse1 .cse2)) (and (and .cse4 .cse1) .cse5) (and .cse1 .cse5 .cse3))) [2019-01-12 14:50:30,804 INFO L448 ceAbstractionStarter]: For program point L648-1(lines 648 654) no Hoare annotation was computed. [2019-01-12 14:50:30,804 INFO L444 ceAbstractionStarter]: At program point L648-2(lines 647 666) the Hoare annotation is: false [2019-01-12 14:50:30,804 INFO L444 ceAbstractionStarter]: At program point L648-3(lines 647 666) the Hoare annotation is: false [2019-01-12 14:50:30,805 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2019-01-12 14:50:30,805 INFO L444 ceAbstractionStarter]: At program point L153-2(lines 153 167) the Hoare annotation is: false [2019-01-12 14:50:30,805 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 884) no Hoare annotation was computed. [2019-01-12 14:50:30,805 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-01-12 14:50:30,805 INFO L448 ceAbstractionStarter]: For program point L684(lines 684 692) no Hoare annotation was computed. [2019-01-12 14:50:30,805 INFO L448 ceAbstractionStarter]: For program point L684-1(lines 684 692) no Hoare annotation was computed. [2019-01-12 14:50:30,805 INFO L448 ceAbstractionStarter]: For program point L684-2(lines 684 692) no Hoare annotation was computed. [2019-01-12 14:50:30,805 INFO L448 ceAbstractionStarter]: For program point L684-3(lines 684 692) no Hoare annotation was computed. [2019-01-12 14:50:30,805 INFO L448 ceAbstractionStarter]: For program point L684-4(lines 684 692) no Hoare annotation was computed. [2019-01-12 14:50:30,806 INFO L448 ceAbstractionStarter]: For program point L684-5(lines 684 692) no Hoare annotation was computed. [2019-01-12 14:50:30,810 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2019-01-12 14:50:30,810 INFO L444 ceAbstractionStarter]: At program point L90(lines 85 93) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and .cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (= 1 ~methaneLevelCritical~0)) (and (= 0 ~methaneLevelCritical~0) .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1))) [2019-01-12 14:50:30,810 INFO L444 ceAbstractionStarter]: At program point L90-1(lines 85 93) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:50:30,811 INFO L444 ceAbstractionStarter]: At program point L90-2(lines 85 93) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~systemActive~0 1))) (or (and (and (= 0 ~methaneLevelCritical~0) .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2 (= 1 ~methaneLevelCritical~0)))) [2019-01-12 14:50:30,811 INFO L444 ceAbstractionStarter]: At program point L90-3(lines 85 93) the Hoare annotation is: (let ((.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ~pumpRunning~0 0))) (let ((.cse0 (and (and .cse5 .cse7) (= 1 ~methaneLevelCritical~0))) (.cse1 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= ~systemActive~0 0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse1) (and .cse4 .cse5 .cse6 .cse2) (and .cse3 (and .cse4 .cse5 .cse6 .cse7))))) [2019-01-12 14:50:30,811 INFO L444 ceAbstractionStarter]: At program point L90-4(lines 85 93) the Hoare annotation is: false [2019-01-12 14:50:30,811 INFO L444 ceAbstractionStarter]: At program point L90-5(lines 85 93) the Hoare annotation is: false [2019-01-12 14:50:30,811 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 922) no Hoare annotation was computed. [2019-01-12 14:50:30,811 INFO L444 ceAbstractionStarter]: At program point L90-6(lines 85 93) the Hoare annotation is: false [2019-01-12 14:50:30,811 INFO L444 ceAbstractionStarter]: At program point L916-1(lines 648 654) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~systemActive~0 1)) (.cse3 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 (and (and .cse1 .cse2) .cse3)) (and .cse0 (and .cse4 .cse1 .cse2)) (and (and .cse4 .cse1) .cse5) (and .cse1 .cse5 .cse3))) [2019-01-12 14:50:30,811 INFO L444 ceAbstractionStarter]: At program point L90-7(lines 85 93) the Hoare annotation is: false [2019-01-12 14:50:30,812 INFO L444 ceAbstractionStarter]: At program point L90-8(lines 85 93) the Hoare annotation is: false [2019-01-12 14:50:30,812 INFO L444 ceAbstractionStarter]: At program point L90-9(lines 85 93) the Hoare annotation is: false [2019-01-12 14:50:30,812 INFO L444 ceAbstractionStarter]: At program point L90-10(lines 85 93) the Hoare annotation is: false [2019-01-12 14:50:30,812 INFO L444 ceAbstractionStarter]: At program point L90-11(lines 85 93) the Hoare annotation is: false [2019-01-12 14:50:30,812 INFO L448 ceAbstractionStarter]: For program point L619(lines 619 632) no Hoare annotation was computed. [2019-01-12 14:50:30,812 INFO L444 ceAbstractionStarter]: At program point L619-1(lines 1 970) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ~pumpRunning~0 0))) (let ((.cse3 (= ~systemActive~0 0)) (.cse0 (and (and .cse6 .cse8) (= 1 ~methaneLevelCritical~0))) (.cse1 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~4 0)) (.cse7 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ~systemActive~0 1))) (or (and .cse0 .cse1 .cse2) (and .cse3 (and .cse4 .cse5 .cse6 .cse7 .cse8)) (and .cse3 .cse0 .cse1) (and .cse4 .cse5 .cse6 .cse7 .cse2) (and (and .cse5 .cse6 .cse8) .cse2)))) [2019-01-12 14:50:30,812 INFO L448 ceAbstractionStarter]: For program point L619-2(lines 619 632) no Hoare annotation was computed. [2019-01-12 14:50:30,812 INFO L444 ceAbstractionStarter]: At program point L619-3(lines 1 970) the Hoare annotation is: false [2019-01-12 14:50:30,812 INFO L448 ceAbstractionStarter]: For program point L619-4(lines 619 632) no Hoare annotation was computed. [2019-01-12 14:50:30,812 INFO L444 ceAbstractionStarter]: At program point L619-5(lines 1 970) the Hoare annotation is: false [2019-01-12 14:50:30,813 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 14:50:30,813 INFO L448 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2019-01-12 14:50:30,813 INFO L448 ceAbstractionStarter]: For program point L157-1(lines 648 654) no Hoare annotation was computed. [2019-01-12 14:50:30,813 INFO L444 ceAbstractionStarter]: At program point L655(lines 655 661) the Hoare annotation is: (let ((.cse3 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (and .cse3 .cse4 .cse6)) (.cse1 (and (and .cse4 .cse6) (= 1 ~methaneLevelCritical~0))) (.cse5 (= ~systemActive~0 1))) (or (and .cse0 .cse1) (and .cse0 .cse2) (and .cse3 .cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse5) (and .cse2 .cse5) (and .cse1 .cse5)))) [2019-01-12 14:50:30,813 INFO L444 ceAbstractionStarter]: At program point L655-1(lines 655 661) the Hoare annotation is: false [2019-01-12 14:50:30,813 INFO L444 ceAbstractionStarter]: At program point L655-2(lines 655 661) the Hoare annotation is: false [2019-01-12 14:50:30,813 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 14:50:30,813 INFO L448 ceAbstractionStarter]: For program point L623(lines 623 629) no Hoare annotation was computed. [2019-01-12 14:50:30,813 INFO L448 ceAbstractionStarter]: For program point L623-2(lines 623 629) no Hoare annotation was computed. [2019-01-12 14:50:30,813 INFO L448 ceAbstractionStarter]: For program point L623-4(lines 623 629) no Hoare annotation was computed. [2019-01-12 14:50:30,814 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 894) no Hoare annotation was computed. [2019-01-12 14:50:30,814 INFO L444 ceAbstractionStarter]: At program point L888-1(lines 888 894) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ~pumpRunning~0 0))) (let ((.cse3 (= ~systemActive~0 0)) (.cse0 (and (and .cse6 .cse8) (= 1 ~methaneLevelCritical~0))) (.cse1 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~4 0)) (.cse7 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ~systemActive~0 1))) (or (and .cse0 .cse1 .cse2) (and .cse3 (and .cse4 .cse5 .cse6 .cse7 .cse8)) (and .cse3 .cse0 .cse1) (and .cse4 .cse5 .cse6 .cse7 .cse2) (and (and .cse5 .cse6 .cse8) .cse2)))) [2019-01-12 14:50:30,814 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 236) no Hoare annotation was computed. [2019-01-12 14:50:30,814 INFO L451 ceAbstractionStarter]: At program point L229-1(lines 229 236) the Hoare annotation is: true [2019-01-12 14:50:30,814 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2019-01-12 14:50:30,814 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 130 136) no Hoare annotation was computed. [2019-01-12 14:50:30,814 INFO L448 ceAbstractionStarter]: For program point L130-2(lines 130 136) no Hoare annotation was computed. [2019-01-12 14:50:30,814 INFO L448 ceAbstractionStarter]: For program point L130-3(lines 130 136) no Hoare annotation was computed. [2019-01-12 14:50:30,814 INFO L448 ceAbstractionStarter]: For program point L130-4(lines 130 136) no Hoare annotation was computed. [2019-01-12 14:50:30,814 INFO L448 ceAbstractionStarter]: For program point L130-5(lines 130 136) no Hoare annotation was computed. [2019-01-12 14:50:30,815 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-01-12 14:50:30,815 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 14:50:30,815 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 829) no Hoare annotation was computed. [2019-01-12 14:50:30,815 INFO L448 ceAbstractionStarter]: For program point L825-2(lines 825 829) no Hoare annotation was computed. [2019-01-12 14:50:30,815 INFO L448 ceAbstractionStarter]: For program point L825-3(lines 825 829) no Hoare annotation was computed. [2019-01-12 14:50:30,815 INFO L448 ceAbstractionStarter]: For program point L825-5(lines 825 829) no Hoare annotation was computed. [2019-01-12 14:50:30,815 INFO L448 ceAbstractionStarter]: For program point L825-6(lines 825 829) no Hoare annotation was computed. [2019-01-12 14:50:30,815 INFO L448 ceAbstractionStarter]: For program point L825-8(lines 825 829) no Hoare annotation was computed. [2019-01-12 14:50:30,815 INFO L448 ceAbstractionStarter]: For program point L825-9(lines 825 829) no Hoare annotation was computed. [2019-01-12 14:50:30,815 INFO L448 ceAbstractionStarter]: For program point L825-11(lines 825 829) no Hoare annotation was computed. [2019-01-12 14:50:30,815 INFO L448 ceAbstractionStarter]: For program point L825-12(lines 825 829) no Hoare annotation was computed. [2019-01-12 14:50:30,815 INFO L448 ceAbstractionStarter]: For program point L825-14(lines 825 829) no Hoare annotation was computed. [2019-01-12 14:50:30,816 INFO L448 ceAbstractionStarter]: For program point L825-15(lines 825 829) no Hoare annotation was computed. [2019-01-12 14:50:30,816 INFO L448 ceAbstractionStarter]: For program point L825-17(lines 825 829) no Hoare annotation was computed. [2019-01-12 14:50:30,816 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2019-01-12 14:50:30,816 INFO L444 ceAbstractionStarter]: At program point L959(lines 1 970) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:50:30,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 02:50:30 BoogieIcfgContainer [2019-01-12 14:50:30,865 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 14:50:30,866 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 14:50:30,866 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 14:50:30,866 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 14:50:30,866 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:50:06" (3/4) ... [2019-01-12 14:50:30,872 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 14:50:30,891 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-01-12 14:50:30,893 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-01-12 14:50:30,894 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-01-12 14:50:30,895 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 14:50:30,898 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-12 14:50:30,899 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 14:50:30,937 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= \result) && systemActive == 1) || (systemActive == 0 && (((tmp == 0 && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0)) || ((systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= \result)) || ((((tmp == 0 && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || (((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) [2019-01-12 14:50:30,938 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= \result) && systemActive == 1) || (systemActive == 0 && (((tmp == 0 && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0)) || ((systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= \result)) || ((((tmp == 0 && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || (((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) [2019-01-12 14:50:30,940 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) || (systemActive == 0 && (0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0)) || (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || (((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && systemActive == 1) [2019-01-12 14:50:30,943 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= \result) && systemActive == 1) || ((systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= \result)) || (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || (systemActive == 0 && ((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) [2019-01-12 14:50:30,945 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && 1 <= \result) && systemActive == 1) && 1 == methaneLevelCritical) || (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) [2019-01-12 14:50:30,947 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) || ((((splverifierCounter == 0 && 1 <= \result) && 1 <= \result) && systemActive == 1) && 1 == methaneLevelCritical) [2019-01-12 14:50:30,947 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == \result && systemActive == 0) && splverifierCounter == 0) && 1 <= \result) && pumpRunning == 0) && 1 == methaneLevelCritical) || ((1 <= \result && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && 1 == methaneLevelCritical) && systemActive == 1) [2019-01-12 14:50:30,949 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1 [2019-01-12 14:50:30,950 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) || ((((splverifierCounter == 0 && 1 <= \result) && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical) [2019-01-12 14:50:30,950 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1 [2019-01-12 14:50:30,951 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 1 <= \result) && pumpRunning == 0) && 1 <= \result) && systemActive == 1) && 1 == methaneLevelCritical) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) [2019-01-12 14:50:30,957 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1 [2019-01-12 14:50:30,962 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1 [2019-01-12 14:50:31,072 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 14:50:31,072 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 14:50:31,073 INFO L168 Benchmark]: Toolchain (without parser) took 26730.48 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 325.6 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -159.6 MB). Peak memory consumption was 166.0 MB. Max. memory is 11.5 GB. [2019-01-12 14:50:31,075 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 14:50:31,075 INFO L168 Benchmark]: CACSL2BoogieTranslator took 626.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.7 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -115.9 MB). Peak memory consumption was 36.9 MB. Max. memory is 11.5 GB. [2019-01-12 14:50:31,076 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. [2019-01-12 14:50:31,076 INFO L168 Benchmark]: Boogie Preprocessor took 48.78 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 14:50:31,076 INFO L168 Benchmark]: RCFGBuilder took 1567.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 989.2 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.2 MB. Max. memory is 11.5 GB. [2019-01-12 14:50:31,079 INFO L168 Benchmark]: TraceAbstraction took 24194.73 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 244.8 MB). Free memory was 989.2 MB in the beginning and 1.1 GB in the end (delta: -133.3 MB). Peak memory consumption was 503.7 MB. Max. memory is 11.5 GB. [2019-01-12 14:50:31,080 INFO L168 Benchmark]: Witness Printer took 206.30 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. [2019-01-12 14:50:31,084 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 626.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.7 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -115.9 MB). Peak memory consumption was 36.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.78 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1567.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 989.2 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 24194.73 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 244.8 MB). Free memory was 989.2 MB in the beginning and 1.1 GB in the end (delta: -133.3 MB). Peak memory consumption was 503.7 MB. Max. memory is 11.5 GB. * Witness Printer took 206.30 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 863]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 863]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 863]: 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: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: (systemActive == 1 && (0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) || (((splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical) - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= \result) && systemActive == 1) || (systemActive == 0 && (((tmp == 0 && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0)) || ((systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= \result)) || ((((tmp == 0 && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || (((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) || ((((splverifierCounter == 0 && 1 <= \result) && 1 <= \result) && systemActive == 1) && 1 == methaneLevelCritical) - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: (systemActive == 1 && (0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) || (((splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: (((systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) || (systemActive == 0 && (0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0)) || ((0 == methaneLevelCritical && splverifierCounter == 0) && systemActive == 1)) || ((splverifierCounter == 0 && systemActive == 1) && 1 == methaneLevelCritical) - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: (((((0 == \result && systemActive == 0) && splverifierCounter == 0) && 1 <= \result) && pumpRunning == 0) && 1 == methaneLevelCritical) || ((1 <= \result && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && 1 == methaneLevelCritical) && systemActive == 1) - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: ((((systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) || (systemActive == 0 && (0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0)) || (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || (((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && systemActive == 1) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= \result) && systemActive == 1) || (systemActive == 0 && (((tmp == 0 && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0)) || ((systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= \result)) || ((((tmp == 0 && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || (((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && waterLevel == 1) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && waterLevel == 1) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: (((systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) || (systemActive == 0 && (0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0)) || ((0 == methaneLevelCritical && splverifierCounter == 0) && systemActive == 1)) || ((splverifierCounter == 0 && systemActive == 1) && 1 == methaneLevelCritical) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && waterLevel == 1) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) || ((splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && 1 <= \result) && systemActive == 1) && 1 == methaneLevelCritical) || (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: (((systemActive == 0 && (0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) || (systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical)) || ((0 == methaneLevelCritical && splverifierCounter == 0) && systemActive == 1)) || ((splverifierCounter == 0 && systemActive == 1) && 1 == methaneLevelCritical) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 1 <= \result) && pumpRunning == 0) && 1 <= \result) && systemActive == 1) && 1 == methaneLevelCritical) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= \result) && systemActive == 1) || ((systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 1 <= \result)) || (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || (systemActive == 0 && ((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) || ((((splverifierCounter == 0 && 1 <= \result) && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 131 locations, 3 error locations. SAFE Result, 24.0s OverallTime, 12 OverallIterations, 2 TraceHistogramMax, 8.7s AutomataDifference, 0.0s DeadEndRemovalTime, 10.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1520 SDtfs, 2489 SDslu, 3881 SDs, 0 SdLazy, 623 SolverSat, 110 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 199 GetRequests, 107 SyntacticMatches, 1 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 495 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=476occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 2524 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 371 NumberOfFragments, 854 HoareAnnotationTreeSize, 56 FomulaSimplifications, 4689406 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 56 FomulaSimplificationsInter, 317703 FormulaSimplificationTreeSizeReductionInter, 7.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 428 NumberOfCodeBlocks, 428 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 415 ConstructedInterpolants, 0 QuantifiedInterpolants, 24516 SizeOfPredicates, 6 NumberOfNonLiveVariables, 416 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 40/42 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...