./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec3_product54_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec3_product54_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 59e8ffce74c1b6945f19c84278937c63a4a3dd33 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 14:53:07,081 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 14:53:07,083 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 14:53:07,101 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 14:53:07,101 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 14:53:07,102 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 14:53:07,105 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 14:53:07,107 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 14:53:07,109 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 14:53:07,117 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 14:53:07,118 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 14:53:07,118 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 14:53:07,119 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 14:53:07,120 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 14:53:07,121 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 14:53:07,121 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 14:53:07,122 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 14:53:07,124 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 14:53:07,126 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 14:53:07,128 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 14:53:07,129 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 14:53:07,130 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 14:53:07,132 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 14:53:07,133 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 14:53:07,133 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 14:53:07,134 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 14:53:07,135 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 14:53:07,135 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 14:53:07,136 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 14:53:07,137 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 14:53:07,137 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 14:53:07,138 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 14:53:07,138 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 14:53:07,138 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 14:53:07,139 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 14:53:07,140 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 14:53:07,140 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 14:53:07,155 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 14:53:07,155 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 14:53:07,157 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 14:53:07,157 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 14:53:07,157 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 14:53:07,157 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 14:53:07,157 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 14:53:07,158 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 14:53:07,158 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 14:53:07,158 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 14:53:07,158 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 14:53:07,158 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 14:53:07,158 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 14:53:07,159 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 14:53:07,159 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 14:53:07,159 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 14:53:07,159 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 14:53:07,159 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 14:53:07,160 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 14:53:07,161 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 14:53:07,161 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 14:53:07,161 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:53:07,163 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 14:53:07,163 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 14:53:07,163 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 14:53:07,163 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 14:53:07,163 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 14:53:07,163 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 14:53:07,164 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 -> 59e8ffce74c1b6945f19c84278937c63a4a3dd33 [2019-01-12 14:53:07,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 14:53:07,235 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 14:53:07,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 14:53:07,240 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 14:53:07,241 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 14:53:07,242 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec3_product54_true-unreach-call_false-termination.cil.c [2019-01-12 14:53:07,298 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87819b532/54fa095927194704b9a7d78736d4db1e/FLAG64139fc32 [2019-01-12 14:53:07,816 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 14:53:07,816 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec3_product54_true-unreach-call_false-termination.cil.c [2019-01-12 14:53:07,828 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87819b532/54fa095927194704b9a7d78736d4db1e/FLAG64139fc32 [2019-01-12 14:53:08,108 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87819b532/54fa095927194704b9a7d78736d4db1e [2019-01-12 14:53:08,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 14:53:08,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 14:53:08,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 14:53:08,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 14:53:08,119 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 14:53:08,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:53:08" (1/1) ... [2019-01-12 14:53:08,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672937de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:08, skipping insertion in model container [2019-01-12 14:53:08,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:53:08" (1/1) ... [2019-01-12 14:53:08,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 14:53:08,194 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 14:53:08,623 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:53:08,640 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 14:53:08,814 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:53:08,855 INFO L195 MainTranslator]: Completed translation [2019-01-12 14:53:08,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:08 WrapperNode [2019-01-12 14:53:08,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 14:53:08,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 14:53:08,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 14:53:08,856 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 14:53:08,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:08" (1/1) ... [2019-01-12 14:53:08,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:08" (1/1) ... [2019-01-12 14:53:08,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 14:53:08,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 14:53:08,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 14:53:08,963 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 14:53:08,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:08" (1/1) ... [2019-01-12 14:53:08,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:08" (1/1) ... [2019-01-12 14:53:08,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:08" (1/1) ... [2019-01-12 14:53:08,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:08" (1/1) ... [2019-01-12 14:53:08,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:08" (1/1) ... [2019-01-12 14:53:09,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:08" (1/1) ... [2019-01-12 14:53:09,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:08" (1/1) ... [2019-01-12 14:53:09,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 14:53:09,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 14:53:09,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 14:53:09,023 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 14:53:09,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:08" (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 14:53:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 14:53:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-12 14:53:09,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 14:53:09,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 14:53:10,993 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 14:53:10,993 INFO L286 CfgBuilder]: Removed 284 assue(true) statements. [2019-01-12 14:53:10,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:53:10 BoogieIcfgContainer [2019-01-12 14:53:10,995 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 14:53:10,996 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 14:53:10,996 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 14:53:10,999 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 14:53:10,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 02:53:08" (1/3) ... [2019-01-12 14:53:11,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b08f0b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:53:11, skipping insertion in model container [2019-01-12 14:53:11,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:08" (2/3) ... [2019-01-12 14:53:11,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b08f0b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:53:11, skipping insertion in model container [2019-01-12 14:53:11,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:53:10" (3/3) ... [2019-01-12 14:53:11,003 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product54_true-unreach-call_false-termination.cil.c [2019-01-12 14:53:11,013 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 14:53:11,021 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-01-12 14:53:11,038 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-01-12 14:53:11,072 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 14:53:11,073 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 14:53:11,073 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 14:53:11,073 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 14:53:11,073 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 14:53:11,073 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 14:53:11,074 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 14:53:11,074 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 14:53:11,074 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 14:53:11,095 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2019-01-12 14:53:11,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-01-12 14:53:11,103 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:11,105 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:53:11,107 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:11,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:11,113 INFO L82 PathProgramCache]: Analyzing trace with hash 60762052, now seen corresponding path program 1 times [2019-01-12 14:53:11,115 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:11,116 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:11,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:11,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:11,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:11,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:11,387 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 14:53:11,390 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:11,391 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:53:11,394 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 14:53:11,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 14:53:11,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:53:11,406 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 2 states. [2019-01-12 14:53:11,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:11,462 INFO L93 Difference]: Finished difference Result 384 states and 587 transitions. [2019-01-12 14:53:11,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 14:53:11,464 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-01-12 14:53:11,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:11,485 INFO L225 Difference]: With dead ends: 384 [2019-01-12 14:53:11,485 INFO L226 Difference]: Without dead ends: 191 [2019-01-12 14:53:11,489 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 14:53:11,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2019-01-12 14:53:11,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2019-01-12 14:53:11,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2019-01-12 14:53:11,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 285 transitions. [2019-01-12 14:53:11,546 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 285 transitions. Word has length 18 [2019-01-12 14:53:11,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:11,546 INFO L480 AbstractCegarLoop]: Abstraction has 191 states and 285 transitions. [2019-01-12 14:53:11,546 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 14:53:11,546 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2019-01-12 14:53:11,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-01-12 14:53:11,548 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:11,548 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:53:11,549 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:11,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:11,549 INFO L82 PathProgramCache]: Analyzing trace with hash -850268701, now seen corresponding path program 1 times [2019-01-12 14:53:11,549 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:11,550 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:11,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:11,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:11,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:11,754 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 14:53:11,754 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:11,755 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:53:11,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:53:11,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:53:11,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:53:11,758 INFO L87 Difference]: Start difference. First operand 191 states and 285 transitions. Second operand 3 states. [2019-01-12 14:53:11,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:11,794 INFO L93 Difference]: Finished difference Result 191 states and 285 transitions. [2019-01-12 14:53:11,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:53:11,796 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-01-12 14:53:11,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:11,797 INFO L225 Difference]: With dead ends: 191 [2019-01-12 14:53:11,797 INFO L226 Difference]: Without dead ends: 73 [2019-01-12 14:53:11,801 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 14:53:11,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-01-12 14:53:11,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-01-12 14:53:11,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-01-12 14:53:11,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2019-01-12 14:53:11,820 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2019-01-12 14:53:11,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:11,821 INFO L480 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2019-01-12 14:53:11,821 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:53:11,821 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2019-01-12 14:53:11,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-12 14:53:11,823 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:11,823 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 14:53:11,823 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:11,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:11,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1473925832, now seen corresponding path program 1 times [2019-01-12 14:53:11,824 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:11,824 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:11,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:11,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:11,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:11,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:11,965 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 14:53:11,965 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:11,965 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:53:11,966 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:53:11,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:53:11,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:53:11,967 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2019-01-12 14:53:12,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:12,020 INFO L93 Difference]: Finished difference Result 140 states and 210 transitions. [2019-01-12 14:53:12,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:53:12,021 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-01-12 14:53:12,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:12,022 INFO L225 Difference]: With dead ends: 140 [2019-01-12 14:53:12,022 INFO L226 Difference]: Without dead ends: 73 [2019-01-12 14:53:12,023 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 14:53:12,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-01-12 14:53:12,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-01-12 14:53:12,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-01-12 14:53:12,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2019-01-12 14:53:12,031 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2019-01-12 14:53:12,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:12,031 INFO L480 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2019-01-12 14:53:12,031 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:53:12,031 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2019-01-12 14:53:12,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-01-12 14:53:12,032 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:12,033 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, 1] [2019-01-12 14:53:12,033 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:12,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:12,033 INFO L82 PathProgramCache]: Analyzing trace with hash -17775911, now seen corresponding path program 1 times [2019-01-12 14:53:12,034 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:12,034 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:12,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:12,035 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:12,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:12,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:12,162 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 14:53:12,163 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:12,163 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:53:12,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:53:12,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:53:12,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:53:12,164 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand 3 states. [2019-01-12 14:53:12,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:12,280 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2019-01-12 14:53:12,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:53:12,281 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-01-12 14:53:12,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:12,282 INFO L225 Difference]: With dead ends: 151 [2019-01-12 14:53:12,282 INFO L226 Difference]: Without dead ends: 84 [2019-01-12 14:53:12,283 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 14:53:12,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2019-01-12 14:53:12,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2019-01-12 14:53:12,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2019-01-12 14:53:12,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 116 transitions. [2019-01-12 14:53:12,294 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 116 transitions. Word has length 27 [2019-01-12 14:53:12,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:12,294 INFO L480 AbstractCegarLoop]: Abstraction has 82 states and 116 transitions. [2019-01-12 14:53:12,294 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:53:12,295 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2019-01-12 14:53:12,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-01-12 14:53:12,296 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:12,296 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:53:12,296 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:12,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:12,297 INFO L82 PathProgramCache]: Analyzing trace with hash 585251370, now seen corresponding path program 1 times [2019-01-12 14:53:12,297 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:12,297 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:12,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:12,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:12,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:12,389 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 14:53:12,389 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:12,390 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:53:12,391 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:53:12,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:53:12,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:53:12,391 INFO L87 Difference]: Start difference. First operand 82 states and 116 transitions. Second operand 5 states. [2019-01-12 14:53:12,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:12,822 INFO L93 Difference]: Finished difference Result 216 states and 303 transitions. [2019-01-12 14:53:12,822 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-12 14:53:12,823 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-01-12 14:53:12,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:12,825 INFO L225 Difference]: With dead ends: 216 [2019-01-12 14:53:12,825 INFO L226 Difference]: Without dead ends: 140 [2019-01-12 14:53:12,826 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 14:53:12,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-01-12 14:53:12,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 91. [2019-01-12 14:53:12,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2019-01-12 14:53:12,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 125 transitions. [2019-01-12 14:53:12,841 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 125 transitions. Word has length 33 [2019-01-12 14:53:12,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:12,841 INFO L480 AbstractCegarLoop]: Abstraction has 91 states and 125 transitions. [2019-01-12 14:53:12,842 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:53:12,842 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2019-01-12 14:53:12,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-01-12 14:53:12,843 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:12,843 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:53:12,844 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:12,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:12,844 INFO L82 PathProgramCache]: Analyzing trace with hash -542144723, now seen corresponding path program 1 times [2019-01-12 14:53:12,844 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:12,844 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:12,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:12,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:12,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:13,113 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 14:53:13,114 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:13,114 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:53:13,114 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:53:13,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:53:13,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:53:13,115 INFO L87 Difference]: Start difference. First operand 91 states and 125 transitions. Second operand 5 states. [2019-01-12 14:53:13,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:13,646 INFO L93 Difference]: Finished difference Result 444 states and 625 transitions. [2019-01-12 14:53:13,646 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-12 14:53:13,647 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-01-12 14:53:13,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:13,649 INFO L225 Difference]: With dead ends: 444 [2019-01-12 14:53:13,649 INFO L226 Difference]: Without dead ends: 359 [2019-01-12 14:53:13,651 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-01-12 14:53:13,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2019-01-12 14:53:13,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2019-01-12 14:53:13,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-01-12 14:53:13,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 188 transitions. [2019-01-12 14:53:13,694 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 188 transitions. Word has length 33 [2019-01-12 14:53:13,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:13,695 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 188 transitions. [2019-01-12 14:53:13,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:53:13,695 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2019-01-12 14:53:13,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-12 14:53:13,698 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:13,699 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 14:53:13,699 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:13,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:13,700 INFO L82 PathProgramCache]: Analyzing trace with hash 615151215, now seen corresponding path program 1 times [2019-01-12 14:53:13,700 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:13,700 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:13,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:13,703 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:13,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:13,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:13,883 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 14:53:13,884 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:13,884 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:53:13,885 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:53:13,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:53:13,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:53:13,885 INFO L87 Difference]: Start difference. First operand 139 states and 188 transitions. Second operand 5 states. [2019-01-12 14:53:14,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:14,939 INFO L93 Difference]: Finished difference Result 669 states and 929 transitions. [2019-01-12 14:53:14,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-12 14:53:14,941 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-01-12 14:53:14,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:14,944 INFO L225 Difference]: With dead ends: 669 [2019-01-12 14:53:14,944 INFO L226 Difference]: Without dead ends: 584 [2019-01-12 14:53:14,945 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-01-12 14:53:14,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2019-01-12 14:53:14,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 216. [2019-01-12 14:53:14,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2019-01-12 14:53:14,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 291 transitions. [2019-01-12 14:53:14,974 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 291 transitions. Word has length 34 [2019-01-12 14:53:14,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:14,974 INFO L480 AbstractCegarLoop]: Abstraction has 216 states and 291 transitions. [2019-01-12 14:53:14,974 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:53:14,974 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 291 transitions. [2019-01-12 14:53:14,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-12 14:53:14,976 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:14,976 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 14:53:14,976 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:14,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:14,977 INFO L82 PathProgramCache]: Analyzing trace with hash -395966035, now seen corresponding path program 1 times [2019-01-12 14:53:14,977 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:14,977 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:14,978 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:14,978 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:14,978 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:14,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:15,136 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 14:53:15,137 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:15,137 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:53:15,137 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-12 14:53:15,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-12 14:53:15,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-12 14:53:15,138 INFO L87 Difference]: Start difference. First operand 216 states and 291 transitions. Second operand 4 states. [2019-01-12 14:53:15,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:15,823 INFO L93 Difference]: Finished difference Result 533 states and 729 transitions. [2019-01-12 14:53:15,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 14:53:15,823 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-01-12 14:53:15,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:15,826 INFO L225 Difference]: With dead ends: 533 [2019-01-12 14:53:15,826 INFO L226 Difference]: Without dead ends: 369 [2019-01-12 14:53:15,827 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:53:15,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2019-01-12 14:53:15,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 207. [2019-01-12 14:53:15,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-01-12 14:53:15,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 279 transitions. [2019-01-12 14:53:15,858 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 279 transitions. Word has length 34 [2019-01-12 14:53:15,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:15,859 INFO L480 AbstractCegarLoop]: Abstraction has 207 states and 279 transitions. [2019-01-12 14:53:15,859 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-12 14:53:15,859 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 279 transitions. [2019-01-12 14:53:15,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-12 14:53:15,861 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:15,861 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 14:53:15,861 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:15,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:15,862 INFO L82 PathProgramCache]: Analyzing trace with hash 989595496, now seen corresponding path program 1 times [2019-01-12 14:53:15,862 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:15,862 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:15,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:15,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:15,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:15,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:16,050 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 14:53:16,051 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:16,051 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 14:53:16,051 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:53:16,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:53:16,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:53:16,052 INFO L87 Difference]: Start difference. First operand 207 states and 279 transitions. Second operand 6 states. [2019-01-12 14:53:17,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:17,493 INFO L93 Difference]: Finished difference Result 568 states and 782 transitions. [2019-01-12 14:53:17,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-12 14:53:17,494 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2019-01-12 14:53:17,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:17,498 INFO L225 Difference]: With dead ends: 568 [2019-01-12 14:53:17,498 INFO L226 Difference]: Without dead ends: 367 [2019-01-12 14:53:17,499 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2019-01-12 14:53:17,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2019-01-12 14:53:17,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 175. [2019-01-12 14:53:17,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2019-01-12 14:53:17,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 229 transitions. [2019-01-12 14:53:17,527 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 229 transitions. Word has length 34 [2019-01-12 14:53:17,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:17,527 INFO L480 AbstractCegarLoop]: Abstraction has 175 states and 229 transitions. [2019-01-12 14:53:17,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:53:17,527 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 229 transitions. [2019-01-12 14:53:17,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-12 14:53:17,528 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:17,528 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 14:53:17,529 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:17,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:17,529 INFO L82 PathProgramCache]: Analyzing trace with hash -137800597, now seen corresponding path program 1 times [2019-01-12 14:53:17,529 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:17,529 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:17,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:17,531 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:17,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:17,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:17,718 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 14:53:17,718 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:17,718 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 14:53:17,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:53:17,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:53:17,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:53:17,720 INFO L87 Difference]: Start difference. First operand 175 states and 229 transitions. Second operand 6 states. [2019-01-12 14:53:18,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:18,111 INFO L93 Difference]: Finished difference Result 480 states and 634 transitions. [2019-01-12 14:53:18,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-12 14:53:18,112 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2019-01-12 14:53:18,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:18,114 INFO L225 Difference]: With dead ends: 480 [2019-01-12 14:53:18,114 INFO L226 Difference]: Without dead ends: 311 [2019-01-12 14:53:18,115 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-12 14:53:18,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2019-01-12 14:53:18,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 175. [2019-01-12 14:53:18,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2019-01-12 14:53:18,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 226 transitions. [2019-01-12 14:53:18,151 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 226 transitions. Word has length 34 [2019-01-12 14:53:18,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:18,151 INFO L480 AbstractCegarLoop]: Abstraction has 175 states and 226 transitions. [2019-01-12 14:53:18,151 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:53:18,151 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 226 transitions. [2019-01-12 14:53:18,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-01-12 14:53:18,152 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:18,152 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:53:18,153 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:18,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:18,157 INFO L82 PathProgramCache]: Analyzing trace with hash 282802848, now seen corresponding path program 1 times [2019-01-12 14:53:18,157 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:18,157 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:18,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:18,158 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:18,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:18,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:18,420 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:53:18,421 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:18,421 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:53:18,421 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:53:18,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:53:18,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:53:18,422 INFO L87 Difference]: Start difference. First operand 175 states and 226 transitions. Second operand 5 states. [2019-01-12 14:53:19,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:19,510 INFO L93 Difference]: Finished difference Result 903 states and 1161 transitions. [2019-01-12 14:53:19,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-12 14:53:19,511 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2019-01-12 14:53:19,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:19,515 INFO L225 Difference]: With dead ends: 903 [2019-01-12 14:53:19,515 INFO L226 Difference]: Without dead ends: 734 [2019-01-12 14:53:19,516 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-12 14:53:19,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2019-01-12 14:53:19,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 342. [2019-01-12 14:53:19,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 342 states. [2019-01-12 14:53:19,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 433 transitions. [2019-01-12 14:53:19,576 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 433 transitions. Word has length 52 [2019-01-12 14:53:19,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:19,576 INFO L480 AbstractCegarLoop]: Abstraction has 342 states and 433 transitions. [2019-01-12 14:53:19,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:53:19,577 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 433 transitions. [2019-01-12 14:53:19,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-01-12 14:53:19,578 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:19,578 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] [2019-01-12 14:53:19,578 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:19,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:19,578 INFO L82 PathProgramCache]: Analyzing trace with hash 140278630, now seen corresponding path program 1 times [2019-01-12 14:53:19,579 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:19,579 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:19,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:19,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:19,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:19,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:19,828 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 14:53:19,828 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-12 14:53:19,829 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 14:53:19,847 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:19,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:19,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 14:53:20,143 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 14:53:20,172 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-12 14:53:20,172 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-01-12 14:53:20,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-12 14:53:20,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-12 14:53:20,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-01-12 14:53:20,173 INFO L87 Difference]: Start difference. First operand 342 states and 433 transitions. Second operand 8 states. [2019-01-12 14:53:20,740 WARN L181 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2019-01-12 14:53:21,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:21,414 INFO L93 Difference]: Finished difference Result 854 states and 1079 transitions. [2019-01-12 14:53:21,415 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-12 14:53:21,416 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2019-01-12 14:53:21,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:21,420 INFO L225 Difference]: With dead ends: 854 [2019-01-12 14:53:21,420 INFO L226 Difference]: Without dead ends: 518 [2019-01-12 14:53:21,421 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2019-01-12 14:53:21,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518 states. [2019-01-12 14:53:21,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 518 to 326. [2019-01-12 14:53:21,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 326 states. [2019-01-12 14:53:21,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 402 transitions. [2019-01-12 14:53:21,493 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 402 transitions. Word has length 53 [2019-01-12 14:53:21,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:21,495 INFO L480 AbstractCegarLoop]: Abstraction has 326 states and 402 transitions. [2019-01-12 14:53:21,495 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-12 14:53:21,495 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 402 transitions. [2019-01-12 14:53:21,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-01-12 14:53:21,497 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:21,497 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:53:21,498 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:21,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:21,498 INFO L82 PathProgramCache]: Analyzing trace with hash 1173555437, now seen corresponding path program 1 times [2019-01-12 14:53:21,498 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:21,498 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:21,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:21,501 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:21,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:22,029 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:53:22,030 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:22,030 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 14:53:22,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:53:22,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:53:22,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:53:22,031 INFO L87 Difference]: Start difference. First operand 326 states and 402 transitions. Second operand 6 states. [2019-01-12 14:53:22,437 WARN L181 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2019-01-12 14:53:23,094 WARN L181 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2019-01-12 14:53:24,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:24,034 INFO L93 Difference]: Finished difference Result 1052 states and 1328 transitions. [2019-01-12 14:53:24,035 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-12 14:53:24,035 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2019-01-12 14:53:24,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:24,039 INFO L225 Difference]: With dead ends: 1052 [2019-01-12 14:53:24,039 INFO L226 Difference]: Without dead ends: 820 [2019-01-12 14:53:24,040 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2019-01-12 14:53:24,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 820 states. [2019-01-12 14:53:24,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 820 to 386. [2019-01-12 14:53:24,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2019-01-12 14:53:24,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 476 transitions. [2019-01-12 14:53:24,133 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 476 transitions. Word has length 54 [2019-01-12 14:53:24,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:24,134 INFO L480 AbstractCegarLoop]: Abstraction has 386 states and 476 transitions. [2019-01-12 14:53:24,134 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:53:24,134 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 476 transitions. [2019-01-12 14:53:24,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-01-12 14:53:24,135 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:24,135 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:53:24,136 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:24,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:24,136 INFO L82 PathProgramCache]: Analyzing trace with hash 1986224888, now seen corresponding path program 1 times [2019-01-12 14:53:24,136 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:24,137 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:24,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:24,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:24,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:24,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:24,509 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-01-12 14:53:24,510 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:24,510 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 14:53:24,511 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:53:24,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:53:24,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:53:24,512 INFO L87 Difference]: Start difference. First operand 386 states and 476 transitions. Second operand 6 states. [2019-01-12 14:53:25,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:25,271 INFO L93 Difference]: Finished difference Result 1229 states and 1542 transitions. [2019-01-12 14:53:25,272 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-12 14:53:25,272 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2019-01-12 14:53:25,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:25,272 INFO L225 Difference]: With dead ends: 1229 [2019-01-12 14:53:25,272 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 14:53:25,275 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2019-01-12 14:53:25,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 14:53:25,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 14:53:25,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 14:53:25,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 14:53:25,276 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2019-01-12 14:53:25,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:25,276 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 14:53:25,276 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:53:25,276 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 14:53:25,277 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 14:53:25,280 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 14:53:25,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:25,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:25,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:25,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:25,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:25,477 WARN L181 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 118 [2019-01-12 14:53:25,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:25,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:25,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:25,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:25,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:25,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:25,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:25,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:26,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:26,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:26,285 WARN L181 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 257 [2019-01-12 14:53:26,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:26,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:26,415 WARN L181 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2019-01-12 14:53:26,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:26,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:26,568 WARN L181 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2019-01-12 14:53:26,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:26,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:26,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:26,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:26,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:26,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:27,168 WARN L181 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 215 [2019-01-12 14:53:27,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:27,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:27,275 WARN L181 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2019-01-12 14:53:27,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:27,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:27,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:27,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:27,406 WARN L181 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 119 [2019-01-12 14:53:27,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:27,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:27,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:27,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:27,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:27,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:27,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:27,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:27,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,064 WARN L181 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 242 [2019-01-12 14:53:28,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,239 WARN L181 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 146 [2019-01-12 14:53:28,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,469 WARN L181 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 172 [2019-01-12 14:53:28,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:28,956 WARN L181 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 242 [2019-01-12 14:53:28,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,114 WARN L181 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 160 [2019-01-12 14:53:29,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:29,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:53:30,131 WARN L181 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 37 [2019-01-12 14:53:32,097 WARN L181 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 250 DAG size of output: 37 [2019-01-12 14:53:32,604 WARN L181 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 32 [2019-01-12 14:53:33,031 WARN L181 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 32 [2019-01-12 14:53:34,625 WARN L181 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 208 DAG size of output: 36 [2019-01-12 14:53:35,058 WARN L181 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 32 [2019-01-12 14:53:35,671 WARN L181 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 28 [2019-01-12 14:53:37,272 WARN L181 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 233 DAG size of output: 37 [2019-01-12 14:53:38,321 WARN L181 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 139 DAG size of output: 54 [2019-01-12 14:53:39,390 WARN L181 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 167 DAG size of output: 41 [2019-01-12 14:53:40,991 WARN L181 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 233 DAG size of output: 37 [2019-01-12 14:53:42,041 WARN L181 SmtUtils]: Spent 932.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 49 [2019-01-12 14:53:42,242 WARN L181 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 40 [2019-01-12 14:53:42,779 WARN L181 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 32 [2019-01-12 14:53:42,782 INFO L448 ceAbstractionStarter]: For program point L729(lines 729 735) no Hoare annotation was computed. [2019-01-12 14:53:42,783 INFO L444 ceAbstractionStarter]: At program point L729-1(lines 729 735) the Hoare annotation is: (let ((.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~systemActive~0 1))) (let ((.cse2 (and (and .cse5 (= ~pumpRunning~0 0)) .cse6)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse4 (and (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (and (not (= 0 ~pumpRunning~0)) .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)) .cse6)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (<= ~waterLevel~0 2))) (or (and .cse0 (and .cse1 .cse2)) (and .cse0 (and .cse2 .cse3)) (and .cse0 (and .cse4 .cse3)) (and (and .cse4 .cse1) .cse0)))) [2019-01-12 14:53:42,783 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,783 INFO L448 ceAbstractionStarter]: For program point L961-2(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,783 INFO L448 ceAbstractionStarter]: For program point L961-3(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,783 INFO L448 ceAbstractionStarter]: For program point L961-5(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,783 INFO L448 ceAbstractionStarter]: For program point L961-6(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,783 INFO L448 ceAbstractionStarter]: For program point L961-8(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,783 INFO L448 ceAbstractionStarter]: For program point L961-9(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,784 INFO L448 ceAbstractionStarter]: For program point L961-11(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,784 INFO L448 ceAbstractionStarter]: For program point L961-12(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,784 INFO L448 ceAbstractionStarter]: For program point L961-14(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,784 INFO L448 ceAbstractionStarter]: For program point L961-15(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,784 INFO L448 ceAbstractionStarter]: For program point L961-17(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,784 INFO L448 ceAbstractionStarter]: For program point L961-18(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,784 INFO L448 ceAbstractionStarter]: For program point L961-20(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,784 INFO L448 ceAbstractionStarter]: For program point L961-21(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,784 INFO L448 ceAbstractionStarter]: For program point L961-23(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,784 INFO L448 ceAbstractionStarter]: For program point L961-24(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,784 INFO L444 ceAbstractionStarter]: At program point L136(lines 127 140) the Hoare annotation is: false [2019-01-12 14:53:42,785 INFO L444 ceAbstractionStarter]: At program point L136-1(lines 127 140) the Hoare annotation is: false [2019-01-12 14:53:42,785 INFO L448 ceAbstractionStarter]: For program point L961-26(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,785 INFO L444 ceAbstractionStarter]: At program point L136-2(lines 127 140) the Hoare annotation is: false [2019-01-12 14:53:42,785 INFO L448 ceAbstractionStarter]: For program point L961-27(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,785 INFO L444 ceAbstractionStarter]: At program point L136-3(lines 127 140) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ~pumpRunning~0 0))) (let ((.cse0 (and .cse6 (<= ~waterLevel~0 1) .cse7)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (and (and .cse6 .cse7) (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|))) (.cse2 (= ~systemActive~0 1)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse2 .cse3) (and .cse4 (and (and .cse5 .cse2) .cse3)) (and (and .cse1 .cse5 .cse2) .cse4)))) [2019-01-12 14:53:42,785 INFO L444 ceAbstractionStarter]: At program point L136-4(lines 127 140) the Hoare annotation is: false [2019-01-12 14:53:42,785 INFO L448 ceAbstractionStarter]: For program point L961-29(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,785 INFO L444 ceAbstractionStarter]: At program point L136-5(lines 127 140) the Hoare annotation is: false [2019-01-12 14:53:42,785 INFO L448 ceAbstractionStarter]: For program point L961-30(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,786 INFO L444 ceAbstractionStarter]: At program point L136-6(lines 127 140) the Hoare annotation is: false [2019-01-12 14:53:42,791 INFO L444 ceAbstractionStarter]: At program point L136-7(lines 127 140) the Hoare annotation is: false [2019-01-12 14:53:42,791 INFO L448 ceAbstractionStarter]: For program point L961-32(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,791 INFO L444 ceAbstractionStarter]: At program point L136-8(lines 127 140) the Hoare annotation is: false [2019-01-12 14:53:42,791 INFO L448 ceAbstractionStarter]: For program point L961-33(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,791 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 871) no Hoare annotation was computed. [2019-01-12 14:53:42,791 INFO L444 ceAbstractionStarter]: At program point L136-9(lines 127 140) the Hoare annotation is: false [2019-01-12 14:53:42,791 INFO L448 ceAbstractionStarter]: For program point L863-1(lines 863 871) no Hoare annotation was computed. [2019-01-12 14:53:42,792 INFO L444 ceAbstractionStarter]: At program point L136-10(lines 127 140) the Hoare annotation is: false [2019-01-12 14:53:42,792 INFO L448 ceAbstractionStarter]: For program point L961-35(lines 961 965) no Hoare annotation was computed. [2019-01-12 14:53:42,792 INFO L448 ceAbstractionStarter]: For program point L863-2(lines 863 871) no Hoare annotation was computed. [2019-01-12 14:53:42,792 INFO L444 ceAbstractionStarter]: At program point L136-11(lines 127 140) the Hoare annotation is: false [2019-01-12 14:53:42,792 INFO L448 ceAbstractionStarter]: For program point L833(lines 833 850) no Hoare annotation was computed. [2019-01-12 14:53:42,792 INFO L448 ceAbstractionStarter]: For program point L833-1(lines 833 850) no Hoare annotation was computed. [2019-01-12 14:53:42,792 INFO L448 ceAbstractionStarter]: For program point L833-2(lines 833 850) no Hoare annotation was computed. [2019-01-12 14:53:42,792 INFO L448 ceAbstractionStarter]: For program point L833-3(lines 833 850) no Hoare annotation was computed. [2019-01-12 14:53:42,792 INFO L448 ceAbstractionStarter]: For program point L833-4(lines 833 850) no Hoare annotation was computed. [2019-01-12 14:53:42,792 INFO L448 ceAbstractionStarter]: For program point L833-5(lines 833 850) no Hoare annotation was computed. [2019-01-12 14:53:42,792 INFO L448 ceAbstractionStarter]: For program point L272(lines 272 292) no Hoare annotation was computed. [2019-01-12 14:53:42,793 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 246) no Hoare annotation was computed. [2019-01-12 14:53:42,793 INFO L448 ceAbstractionStarter]: For program point L272-2(lines 272 292) no Hoare annotation was computed. [2019-01-12 14:53:42,793 INFO L451 ceAbstractionStarter]: At program point L239-1(lines 239 246) the Hoare annotation is: true [2019-01-12 14:53:42,793 INFO L448 ceAbstractionStarter]: For program point L272-4(lines 272 292) no Hoare annotation was computed. [2019-01-12 14:53:42,793 INFO L444 ceAbstractionStarter]: At program point L967(lines 952 970) the Hoare annotation is: false [2019-01-12 14:53:42,793 INFO L444 ceAbstractionStarter]: At program point L967-1(lines 952 970) the Hoare annotation is: false [2019-01-12 14:53:42,793 INFO L444 ceAbstractionStarter]: At program point L967-2(lines 952 970) the Hoare annotation is: false [2019-01-12 14:53:42,794 INFO L444 ceAbstractionStarter]: At program point L967-3(lines 952 970) the Hoare annotation is: (let ((.cse13 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (.cse9 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)) (.cse10 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse14 (<= ~waterLevel~0 1)) (.cse11 (= ~pumpRunning~0 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0))) (let ((.cse5 (and (and .cse10 .cse14 .cse11) .cse12)) (.cse0 (and .cse13 .cse9 .cse10 .cse14 .cse11)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse3 (not .cse13)) (.cse7 (and (and .cse10 .cse11) (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse12)) (.cse4 (not .cse9)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= 1 ~methaneLevelCritical~0)) (.cse8 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2) (and (and .cse3 .cse4 .cse5 .cse1) .cse2) (and .cse6 .cse3 .cse4 .cse5 .cse1) (and .cse6 .cse0 .cse1) (and (and .cse6 .cse3 .cse7 .cse4 .cse1) .cse8) (and (and (and .cse3 .cse7 .cse4 .cse1) .cse2) .cse8)))) [2019-01-12 14:53:42,794 INFO L444 ceAbstractionStarter]: At program point L967-4(lines 952 970) the Hoare annotation is: false [2019-01-12 14:53:42,800 INFO L444 ceAbstractionStarter]: At program point L967-5(lines 952 970) the Hoare annotation is: false [2019-01-12 14:53:42,800 INFO L444 ceAbstractionStarter]: At program point L967-6(lines 952 970) the Hoare annotation is: false [2019-01-12 14:53:42,800 INFO L444 ceAbstractionStarter]: At program point L967-7(lines 952 970) the Hoare annotation is: false [2019-01-12 14:53:42,800 INFO L444 ceAbstractionStarter]: At program point L967-8(lines 952 970) the Hoare annotation is: false [2019-01-12 14:53:42,800 INFO L444 ceAbstractionStarter]: At program point L967-9(lines 952 970) the Hoare annotation is: false [2019-01-12 14:53:42,800 INFO L444 ceAbstractionStarter]: At program point L967-10(lines 952 970) the Hoare annotation is: false [2019-01-12 14:53:42,800 INFO L444 ceAbstractionStarter]: At program point L967-11(lines 952 970) the Hoare annotation is: false [2019-01-12 14:53:42,801 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 257) no Hoare annotation was computed. [2019-01-12 14:53:42,801 INFO L444 ceAbstractionStarter]: At program point L903(lines 896 906) the Hoare annotation is: (let ((.cse1 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse5 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse6 (= ~systemActive~0 1))) (or (and .cse0 (and (and .cse1 (and .cse2 .cse3 .cse4) .cse5 .cse6) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (and (and .cse1 .cse2 .cse3 .cse0 .cse4 .cse5 .cse6) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~methaneLevelCritical~0)))) [2019-01-12 14:53:42,801 INFO L444 ceAbstractionStarter]: At program point L903-1(lines 896 906) the Hoare annotation is: false [2019-01-12 14:53:42,801 INFO L448 ceAbstractionStarter]: For program point L837(lines 837 845) no Hoare annotation was computed. [2019-01-12 14:53:42,801 INFO L444 ceAbstractionStarter]: At program point L903-2(lines 896 906) the Hoare annotation is: false [2019-01-12 14:53:42,801 INFO L448 ceAbstractionStarter]: For program point L837-1(lines 837 845) no Hoare annotation was computed. [2019-01-12 14:53:42,801 INFO L448 ceAbstractionStarter]: For program point L837-2(lines 837 845) no Hoare annotation was computed. [2019-01-12 14:53:42,801 INFO L448 ceAbstractionStarter]: For program point L837-3(lines 837 845) no Hoare annotation was computed. [2019-01-12 14:53:42,802 INFO L448 ceAbstractionStarter]: For program point L837-4(lines 837 845) no Hoare annotation was computed. [2019-01-12 14:53:42,802 INFO L448 ceAbstractionStarter]: For program point L837-5(lines 837 845) no Hoare annotation was computed. [2019-01-12 14:53:42,802 INFO L448 ceAbstractionStarter]: For program point L78(lines 78 82) no Hoare annotation was computed. [2019-01-12 14:53:42,802 INFO L448 ceAbstractionStarter]: For program point L739(lines 739 752) no Hoare annotation was computed. [2019-01-12 14:53:42,802 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 291) no Hoare annotation was computed. [2019-01-12 14:53:42,802 INFO L444 ceAbstractionStarter]: At program point L278-1(lines 1 997) the Hoare annotation is: (let ((.cse14 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse16 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse17 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse15 (<= ~waterLevel~0 1)) (.cse9 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse10 (= ~pumpRunning~0 0)) (.cse11 (= ~systemActive~0 1))) (let ((.cse2 (and (and .cse15 (and .cse9 .cse10)) .cse11)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse5 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse7 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0)) (.cse0 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 1)) (.cse13 (and .cse14 (not (= 0 ~pumpRunning~0)) .cse9 .cse16 .cse17 .cse11)) (.cse12 (<= ~waterLevel~0 2)) (.cse1 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse2 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse4 (and .cse9 (= 1 ~waterLevel~0) .cse10) .cse11) (and .cse4 (<= 2 ~waterLevel~0) .cse7 .cse12 (<= 2 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0) (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 2) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse13 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse8) (and (and .cse14 .cse9 .cse15 .cse16 .cse17 .cse11) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse13 .cse12 .cse1 .cse3)))) [2019-01-12 14:53:42,802 INFO L444 ceAbstractionStarter]: At program point L212(lines 208 214) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:53:42,802 INFO L448 ceAbstractionStarter]: For program point L278-2(lines 278 291) no Hoare annotation was computed. [2019-01-12 14:53:42,802 INFO L444 ceAbstractionStarter]: At program point L278-3(lines 1 997) the Hoare annotation is: false [2019-01-12 14:53:42,806 INFO L444 ceAbstractionStarter]: At program point L146(lines 141 149) the Hoare annotation is: (let ((.cse1 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse5 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse6 (= ~systemActive~0 1))) (or (and .cse0 (and (and .cse1 (and .cse2 .cse3 .cse4) .cse5 .cse6) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (and (and .cse1 .cse2 .cse3 .cse0 .cse4 .cse5 .cse6) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~methaneLevelCritical~0)))) [2019-01-12 14:53:42,806 INFO L448 ceAbstractionStarter]: For program point L278-4(lines 278 291) no Hoare annotation was computed. [2019-01-12 14:53:42,806 INFO L444 ceAbstractionStarter]: At program point L146-1(lines 141 149) the Hoare annotation is: false [2019-01-12 14:53:42,806 INFO L444 ceAbstractionStarter]: At program point L278-5(lines 1 997) the Hoare annotation is: false [2019-01-12 14:53:42,806 INFO L444 ceAbstractionStarter]: At program point L146-2(lines 141 149) the Hoare annotation is: false [2019-01-12 14:53:42,806 INFO L444 ceAbstractionStarter]: At program point L146-3(lines 141 149) the Hoare annotation is: false [2019-01-12 14:53:42,806 INFO L444 ceAbstractionStarter]: At program point L146-4(lines 141 149) the Hoare annotation is: false [2019-01-12 14:53:42,806 INFO L444 ceAbstractionStarter]: At program point L146-5(lines 141 149) the Hoare annotation is: false [2019-01-12 14:53:42,806 INFO L448 ceAbstractionStarter]: For program point L807(lines 807 824) no Hoare annotation was computed. [2019-01-12 14:53:42,807 INFO L448 ceAbstractionStarter]: For program point L807-1(lines 807 824) no Hoare annotation was computed. [2019-01-12 14:53:42,807 INFO L448 ceAbstractionStarter]: For program point L807-2(lines 807 824) no Hoare annotation was computed. [2019-01-12 14:53:42,807 INFO L448 ceAbstractionStarter]: For program point L807-3(lines 807 824) no Hoare annotation was computed. [2019-01-12 14:53:42,807 INFO L448 ceAbstractionStarter]: For program point L807-4(lines 807 824) no Hoare annotation was computed. [2019-01-12 14:53:42,807 INFO L448 ceAbstractionStarter]: For program point L807-5(lines 807 824) no Hoare annotation was computed. [2019-01-12 14:53:42,807 INFO L448 ceAbstractionStarter]: For program point L807-6(lines 807 824) no Hoare annotation was computed. [2019-01-12 14:53:42,807 INFO L448 ceAbstractionStarter]: For program point L807-7(lines 807 824) no Hoare annotation was computed. [2019-01-12 14:53:42,807 INFO L448 ceAbstractionStarter]: For program point L807-8(lines 807 824) no Hoare annotation was computed. [2019-01-12 14:53:42,807 INFO L448 ceAbstractionStarter]: For program point L807-9(lines 807 824) no Hoare annotation was computed. [2019-01-12 14:53:42,807 INFO L448 ceAbstractionStarter]: For program point L807-10(lines 807 824) no Hoare annotation was computed. [2019-01-12 14:53:42,807 INFO L448 ceAbstractionStarter]: For program point L807-11(lines 807 824) no Hoare annotation was computed. [2019-01-12 14:53:42,808 INFO L444 ceAbstractionStarter]: At program point L775(lines 774 793) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse9 (= ~systemActive~0 1))) (let ((.cse0 (<= ~waterLevel~0 2)) (.cse2 (and (and .cse6 (= ~pumpRunning~0 0)) .cse9)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse4 (<= ~waterLevel~0 1)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse8 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse3 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 (and .cse1 .cse2)) (and .cse0 (and .cse2 .cse3)) (and .cse4 (and (and .cse5 (and .cse6 .cse7) .cse8 .cse9) .cse1)) (and (and .cse5 .cse6 .cse4 .cse7 .cse8 .cse9) .cse3)))) [2019-01-12 14:53:42,809 INFO L448 ceAbstractionStarter]: For program point L775-1(lines 775 781) no Hoare annotation was computed. [2019-01-12 14:53:42,809 INFO L444 ceAbstractionStarter]: At program point L775-2(lines 774 793) the Hoare annotation is: false [2019-01-12 14:53:42,809 INFO L444 ceAbstractionStarter]: At program point L775-3(lines 774 793) the Hoare annotation is: false [2019-01-12 14:53:42,809 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 257) no Hoare annotation was computed. [2019-01-12 14:53:42,809 INFO L448 ceAbstractionStarter]: For program point L710(lines 709 756) no Hoare annotation was computed. [2019-01-12 14:53:42,809 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 257) no Hoare annotation was computed. [2019-01-12 14:53:42,809 INFO L451 ceAbstractionStarter]: At program point L248(lines 229 251) the Hoare annotation is: true [2019-01-12 14:53:42,810 INFO L448 ceAbstractionStarter]: For program point L711(lines 711 715) no Hoare annotation was computed. [2019-01-12 14:53:42,810 INFO L448 ceAbstractionStarter]: For program point L282(lines 282 288) no Hoare annotation was computed. [2019-01-12 14:53:42,810 INFO L448 ceAbstractionStarter]: For program point L282-2(lines 282 288) no Hoare annotation was computed. [2019-01-12 14:53:42,810 INFO L448 ceAbstractionStarter]: For program point L282-4(lines 282 288) no Hoare annotation was computed. [2019-01-12 14:53:42,810 INFO L448 ceAbstractionStarter]: For program point L811(lines 811 819) no Hoare annotation was computed. [2019-01-12 14:53:42,810 INFO L448 ceAbstractionStarter]: For program point L811-1(lines 811 819) no Hoare annotation was computed. [2019-01-12 14:53:42,810 INFO L448 ceAbstractionStarter]: For program point L811-2(lines 811 819) no Hoare annotation was computed. [2019-01-12 14:53:42,810 INFO L448 ceAbstractionStarter]: For program point L811-3(lines 811 819) no Hoare annotation was computed. [2019-01-12 14:53:42,810 INFO L448 ceAbstractionStarter]: For program point L811-4(lines 811 819) no Hoare annotation was computed. [2019-01-12 14:53:42,810 INFO L448 ceAbstractionStarter]: For program point L811-5(lines 811 819) no Hoare annotation was computed. [2019-01-12 14:53:42,810 INFO L448 ceAbstractionStarter]: For program point L811-6(lines 811 819) no Hoare annotation was computed. [2019-01-12 14:53:42,810 INFO L448 ceAbstractionStarter]: For program point L811-7(lines 811 819) no Hoare annotation was computed. [2019-01-12 14:53:42,811 INFO L448 ceAbstractionStarter]: For program point L811-8(lines 811 819) no Hoare annotation was computed. [2019-01-12 14:53:42,811 INFO L448 ceAbstractionStarter]: For program point L811-9(lines 811 819) no Hoare annotation was computed. [2019-01-12 14:53:42,811 INFO L448 ceAbstractionStarter]: For program point L811-10(lines 811 819) no Hoare annotation was computed. [2019-01-12 14:53:42,811 INFO L448 ceAbstractionStarter]: For program point L811-11(lines 811 819) no Hoare annotation was computed. [2019-01-12 14:53:42,811 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 14:53:42,811 INFO L444 ceAbstractionStarter]: At program point L912(lines 907 915) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (<= 2 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= ~waterLevel~0 2) (not (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= ~systemActive~0 1) (not (= 0 ~pumpRunning~0)) (<= 2 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0) (<= |ULTIMATE.start_getWaterLevel_#res| 2) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0)) [2019-01-12 14:53:42,811 INFO L444 ceAbstractionStarter]: At program point L912-1(lines 907 915) the Hoare annotation is: false [2019-01-12 14:53:42,811 INFO L444 ceAbstractionStarter]: At program point L912-2(lines 907 915) the Hoare annotation is: false [2019-01-12 14:53:42,811 INFO L448 ceAbstractionStarter]: For program point L747(lines 747 751) no Hoare annotation was computed. [2019-01-12 14:53:42,811 INFO L444 ceAbstractionStarter]: At program point L747-2(lines 775 781) the Hoare annotation is: (let ((.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~systemActive~0 1))) (let ((.cse2 (and (and .cse5 (= ~pumpRunning~0 0)) .cse6)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse4 (and (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (and (not (= 0 ~pumpRunning~0)) .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)) .cse6)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (<= ~waterLevel~0 2))) (or (and .cse0 (and .cse1 .cse2)) (and .cse0 (and .cse2 .cse3)) (and .cse0 (and .cse4 .cse3)) (and (and .cse4 .cse1) .cse0)))) [2019-01-12 14:53:42,812 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 58) no Hoare annotation was computed. [2019-01-12 14:53:42,813 INFO L448 ceAbstractionStarter]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2019-01-12 14:53:42,813 INFO L448 ceAbstractionStarter]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2019-01-12 14:53:42,813 INFO L444 ceAbstractionStarter]: At program point L319(lines 1 997) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:53:42,814 INFO L448 ceAbstractionStarter]: For program point L980(lines 980 984) no Hoare annotation was computed. [2019-01-12 14:53:42,814 INFO L448 ceAbstractionStarter]: For program point L980-2(lines 980 984) no Hoare annotation was computed. [2019-01-12 14:53:42,814 INFO L448 ceAbstractionStarter]: For program point L980-3(lines 980 984) no Hoare annotation was computed. [2019-01-12 14:53:42,814 INFO L448 ceAbstractionStarter]: For program point L980-5(lines 980 984) no Hoare annotation was computed. [2019-01-12 14:53:42,814 INFO L444 ceAbstractionStarter]: At program point L782(lines 782 788) the Hoare annotation is: (let ((.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~systemActive~0 1))) (let ((.cse2 (<= ~waterLevel~0 2)) (.cse3 (and (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (and (not (= 0 ~pumpRunning~0)) .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)) .cse6)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (and (and (<= ~waterLevel~0 1) (and .cse5 (= ~pumpRunning~0 0))) .cse6)) (.cse4 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1) (and .cse2 (and .cse3 .cse4)) (and .cse2 (and .cse3 .cse0)) (and .cse1 .cse4)))) [2019-01-12 14:53:42,814 INFO L448 ceAbstractionStarter]: For program point L980-6(lines 980 984) no Hoare annotation was computed. [2019-01-12 14:53:42,814 INFO L444 ceAbstractionStarter]: At program point L782-1(lines 782 788) the Hoare annotation is: false [2019-01-12 14:53:42,814 INFO L448 ceAbstractionStarter]: For program point L980-8(lines 980 984) no Hoare annotation was computed. [2019-01-12 14:53:42,814 INFO L444 ceAbstractionStarter]: At program point L782-2(lines 782 788) the Hoare annotation is: false [2019-01-12 14:53:42,814 INFO L448 ceAbstractionStarter]: For program point L980-9(lines 980 984) no Hoare annotation was computed. [2019-01-12 14:53:42,815 INFO L448 ceAbstractionStarter]: For program point L980-11(lines 980 984) no Hoare annotation was computed. [2019-01-12 14:53:42,815 INFO L448 ceAbstractionStarter]: For program point L980-12(lines 980 984) no Hoare annotation was computed. [2019-01-12 14:53:42,815 INFO L448 ceAbstractionStarter]: For program point L980-14(lines 980 984) no Hoare annotation was computed. [2019-01-12 14:53:42,815 INFO L448 ceAbstractionStarter]: For program point L980-15(lines 980 984) no Hoare annotation was computed. [2019-01-12 14:53:42,815 INFO L448 ceAbstractionStarter]: For program point L980-17(lines 980 984) no Hoare annotation was computed. [2019-01-12 14:53:42,815 INFO L444 ceAbstractionStarter]: At program point L123(lines 118 126) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ~systemActive~0 1))) (let ((.cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse3 (<= ~waterLevel~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (and (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)) (and (not (= 0 ~pumpRunning~0)) .cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) .cse7)) (.cse5 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 (and .cse1 .cse6 .cse3 (= ~pumpRunning~0 0) .cse7) .cse5) (and .cse0 (<= 2 ~waterLevel~0) .cse2 (<= ~waterLevel~0 2) .cse4 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse5)))) [2019-01-12 14:53:42,815 INFO L444 ceAbstractionStarter]: At program point L123-1(lines 118 126) the Hoare annotation is: false [2019-01-12 14:53:42,815 INFO L444 ceAbstractionStarter]: At program point L123-2(lines 118 126) the Hoare annotation is: false [2019-01-12 14:53:42,815 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 14:53:42,816 INFO L444 ceAbstractionStarter]: At program point L91(lines 86 94) the Hoare annotation is: (let ((.cse1 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse5 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse6 (= ~systemActive~0 1))) (or (and .cse0 (and (and .cse1 (and .cse2 .cse3 .cse4) .cse5 .cse6) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (and (and .cse1 .cse2 .cse3 .cse0 .cse4 .cse5 .cse6) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~methaneLevelCritical~0)))) [2019-01-12 14:53:42,816 INFO L444 ceAbstractionStarter]: At program point L91-1(lines 86 94) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse1 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse5 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse9 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse10 (= 0 ~methaneLevelCritical~0)) (.cse11 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse0 (and (<= ~waterLevel~0 1) (and .cse6 (= ~pumpRunning~0 0)))) (.cse2 (= ~systemActive~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse1 .cse8 .cse9 .cse2 .cse3) (and .cse10 .cse11 .cse7 (and .cse5 .cse9 (and .cse4 .cse6 .cse8) .cse2)) (and .cse10 .cse11 .cse0 .cse2)))) [2019-01-12 14:53:42,816 INFO L444 ceAbstractionStarter]: At program point L91-2(lines 86 94) the Hoare annotation is: false [2019-01-12 14:53:42,816 INFO L444 ceAbstractionStarter]: At program point L91-3(lines 86 94) the Hoare annotation is: false [2019-01-12 14:53:42,816 INFO L444 ceAbstractionStarter]: At program point L91-4(lines 86 94) the Hoare annotation is: false [2019-01-12 14:53:42,816 INFO L444 ceAbstractionStarter]: At program point L91-5(lines 86 94) the Hoare annotation is: false [2019-01-12 14:53:42,816 INFO L448 ceAbstractionStarter]: For program point L719(lines 719 725) no Hoare annotation was computed. [2019-01-12 14:53:42,816 INFO L444 ceAbstractionStarter]: At program point L719-1(lines 719 725) the Hoare annotation is: (let ((.cse9 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse12 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse10 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse13 (= ~systemActive~0 1))) (let ((.cse1 (and (and .cse10 (= ~pumpRunning~0 0)) .cse13)) (.cse0 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (and .cse9 (and (not (= 0 ~pumpRunning~0)) .cse10 .cse11) .cse12 .cse13)) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse7 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (and .cse5 .cse6 (<= 2 ~waterLevel~0) .cse7 .cse8) .cse2) (and (and .cse6 .cse1) .cse2) (and .cse0 .cse2 .cse3 .cse5 .cse4) (and (and .cse9 .cse10 (<= ~waterLevel~0 1) .cse11 .cse12 .cse13) .cse6 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1) (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse7 .cse8)))) [2019-01-12 14:53:42,817 INFO L448 ceAbstractionStarter]: For program point L257(line 257) no Hoare annotation was computed. [2019-01-12 14:53:42,817 INFO L448 ceAbstractionStarter]: For program point L257-1(line 257) no Hoare annotation was computed. [2019-01-12 14:53:42,817 INFO L448 ceAbstractionStarter]: For program point L257-2(line 257) no Hoare annotation was computed. [2019-01-12 14:53:42,817 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 14:53:42,817 INFO L444 ceAbstractionStarter]: At program point L986(lines 971 989) the Hoare annotation is: (let ((.cse1 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse5 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse6 (= ~systemActive~0 1))) (or (and .cse0 (and (and .cse1 (and .cse2 .cse3 .cse4) .cse5 .cse6) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (and (and .cse1 .cse2 .cse3 .cse0 .cse4 .cse5 .cse6) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~methaneLevelCritical~0)))) [2019-01-12 14:53:42,817 INFO L444 ceAbstractionStarter]: At program point L986-1(lines 971 989) the Hoare annotation is: false [2019-01-12 14:53:42,817 INFO L444 ceAbstractionStarter]: At program point L986-2(lines 971 989) the Hoare annotation is: false [2019-01-12 14:53:42,817 INFO L444 ceAbstractionStarter]: At program point L986-3(lines 971 989) the Hoare annotation is: false [2019-01-12 14:53:42,818 INFO L444 ceAbstractionStarter]: At program point L986-4(lines 971 989) the Hoare annotation is: false [2019-01-12 14:53:42,818 INFO L444 ceAbstractionStarter]: At program point L986-5(lines 971 989) the Hoare annotation is: false [2019-01-12 14:53:42,818 INFO L444 ceAbstractionStarter]: At program point L327(lines 322 330) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:53:42,818 INFO L444 ceAbstractionStarter]: At program point L757(lines 708 758) the Hoare annotation is: false [2019-01-12 14:53:42,818 INFO L444 ceAbstractionStarter]: At program point L163-2(lines 163 177) the Hoare annotation is: false [2019-01-12 14:53:42,818 INFO L448 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-01-12 14:53:42,818 INFO L448 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:53:42,818 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:53:42,818 INFO L448 ceAbstractionStarter]: For program point L131-2(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:53:42,818 INFO L448 ceAbstractionStarter]: For program point L131-3(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:53:42,818 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 14:53:42,819 INFO L448 ceAbstractionStarter]: For program point L131-4(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:53:42,819 INFO L448 ceAbstractionStarter]: For program point L131-5(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:53:42,819 INFO L448 ceAbstractionStarter]: For program point L131-6(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:53:42,819 INFO L448 ceAbstractionStarter]: For program point L131-7(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:53:42,819 INFO L448 ceAbstractionStarter]: For program point L131-8(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:53:42,819 INFO L448 ceAbstractionStarter]: For program point L131-9(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:53:42,819 INFO L448 ceAbstractionStarter]: For program point L131-10(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:53:42,819 INFO L448 ceAbstractionStarter]: For program point L131-11(lines 131 137) no Hoare annotation was computed. [2019-01-12 14:53:42,819 INFO L448 ceAbstractionStarter]: For program point L66(lines 66 70) no Hoare annotation was computed. [2019-01-12 14:53:42,819 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 876) no Hoare annotation was computed. [2019-01-12 14:53:42,819 INFO L448 ceAbstractionStarter]: For program point L859-1(lines 859 876) no Hoare annotation was computed. [2019-01-12 14:53:42,819 INFO L448 ceAbstractionStarter]: For program point L859-2(lines 859 876) no Hoare annotation was computed. [2019-01-12 14:53:42,820 INFO L448 ceAbstractionStarter]: For program point L167(lines 167 171) no Hoare annotation was computed. [2019-01-12 14:53:42,820 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 775 781) no Hoare annotation was computed. [2019-01-12 14:53:42,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 02:53:42 BoogieIcfgContainer [2019-01-12 14:53:42,893 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 14:53:42,893 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 14:53:42,893 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 14:53:42,894 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 14:53:42,894 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:53:10" (3/4) ... [2019-01-12 14:53:42,900 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 14:53:42,945 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-01-12 14:53:42,949 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-01-12 14:53:42,951 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-01-12 14:53:42,954 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 14:53:42,956 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-12 14:53:42,958 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 14:53:42,998 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && 1 == \result) && (waterLevel <= 1 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical) || (((((((waterLevel <= 1 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 0 == methaneLevelCritical) && tmp___0 <= 1) && \result <= 1) && 0 == \result) && tmp == 0)) || ((0 == methaneLevelCritical && (splverifierCounter == 0 && 1 == waterLevel) && pumpRunning == 0) && systemActive == 1)) || (((((((((0 == methaneLevelCritical && 2 <= waterLevel) && 0 == \result) && waterLevel <= 2) && 2 <= tmp___0) && tmp___0 <= 2) && \result <= 2) && ((((!(0 == \result) && !(0 == pumpRunning)) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 2 <= \result) && tmp == 0)) || ((((((((((!(0 == \result) && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && tmp___0 <= 1) && \result <= 1) && 0 == \result) && tmp == 0)) || ((((tmp == 1 && ((((!(0 == \result) && !(0 == pumpRunning)) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && waterLevel <= 2) && 1 == \result) && 1 == methaneLevelCritical) [2019-01-12 14:53:43,000 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && waterLevel <= 2) && 1 == \result) && 1 == methaneLevelCritical) || ((((((((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && tmp == 0) && waterLevel <= 2)) || ((0 == methaneLevelCritical && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && waterLevel <= 2)) || ((((tmp == 1 && waterLevel <= 2) && 1 == \result) && ((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == methaneLevelCritical)) || ((((((((((!(0 == \result) && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && tmp___0 <= 1) && \result <= 1) && 0 == \result) && tmp == 0) [2019-01-12 14:53:43,002 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel <= 2 && 0 == methaneLevelCritical && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) || (waterLevel <= 2 && ((splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical)) || (waterLevel <= 2 && (((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == methaneLevelCritical)) || (((((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && waterLevel <= 2) [2019-01-12 14:53:43,003 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel <= 2 && 0 == methaneLevelCritical && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) || (waterLevel <= 2 && ((splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical)) || (waterLevel <= 2 && (((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == methaneLevelCritical)) || (((((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && waterLevel <= 2) [2019-01-12 14:53:43,003 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel <= 2 && 0 == methaneLevelCritical && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) || (waterLevel <= 2 && ((splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical)) || (waterLevel <= 1 && (((!(0 == \result) && splverifierCounter == 0 && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical)) || ((((((!(0 == \result) && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == methaneLevelCritical) [2019-01-12 14:53:43,004 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && (waterLevel <= 1 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) || (waterLevel <= 2 && (((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == methaneLevelCritical)) || (waterLevel <= 2 && (((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical)) || (((waterLevel <= 1 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical) [2019-01-12 14:53:43,010 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 && splverifierCounter == 0 && pumpRunning == 0) && 1 == \result) && systemActive == 1) && 1 == methaneLevelCritical) || ((((((((!(0 == pumpRunning) && !(0 == \result)) && splverifierCounter == 0) && waterLevel <= 2) && 1 == \result) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == methaneLevelCritical)) || (((0 == methaneLevelCritical && 0 == \result) && waterLevel <= 2) && ((!(0 == \result) && !(0 == tmp___0)) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && systemActive == 1)) || (((0 == methaneLevelCritical && 0 == \result) && waterLevel <= 1 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) [2019-01-12 14:53:43,011 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (waterLevel <= 1 && ((((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && 0 == \result) || ((((((((!(0 == \result) && !(0 == pumpRunning)) && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == \result) && 1 == methaneLevelCritical) [2019-01-12 14:53:43,012 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (waterLevel <= 1 && ((((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && 0 == \result) || ((((((((!(0 == \result) && !(0 == pumpRunning)) && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == \result) && 1 == methaneLevelCritical) [2019-01-12 14:53:43,016 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == methaneLevelCritical && \result <= 1) && 0 == \result) && waterLevel <= 1) && ((!(0 == \result) && !(0 == tmp___0)) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && systemActive == 1) && tmp == 0) || (((0 == methaneLevelCritical && 0 == \result) && (((\result <= 1 && splverifierCounter == 0) && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) && tmp == 0)) || (((((((0 == methaneLevelCritical && 2 <= waterLevel) && 0 == \result) && waterLevel <= 2) && ((!(0 == \result) && !(0 == tmp___0)) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && systemActive == 1) && \result <= 2) && 2 <= \result) && tmp == 0) [2019-01-12 14:53:43,017 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && 0 == methaneLevelCritical) && systemActive == 1) || ((((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical)) || (waterLevel <= 2 && (((splverifierCounter == 0 && pumpRunning == 0) && 0 == \result) && systemActive == 1) && 1 == methaneLevelCritical)) || (((0 == methaneLevelCritical && (splverifierCounter == 0 && pumpRunning == 0) && 0 == \result) && systemActive == 1) && waterLevel <= 2) [2019-01-12 14:53:43,023 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical) || ((((!(0 == \result) && !(0 == tmp___0)) && ((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && tmp == 0) && systemActive == 1) && 1 == methaneLevelCritical)) || ((((0 == methaneLevelCritical && !(0 == \result)) && !(0 == tmp___0)) && ((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && tmp == 0) && systemActive == 1)) || ((0 == methaneLevelCritical && (((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1)) || (((((0 == methaneLevelCritical && !(0 == \result)) && ((splverifierCounter == 0 && pumpRunning == 0) && 0 == \result) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && waterLevel <= 2)) || (((((!(0 == \result) && ((splverifierCounter == 0 && pumpRunning == 0) && 0 == \result) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == methaneLevelCritical) && waterLevel <= 2) [2019-01-12 14:53:43,024 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((0 == methaneLevelCritical && !(0 == \result)) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && waterLevel <= 2) && !(0 == \result)) && tmp___0 <= 2) && 2 <= \result) && tmp == 0) && systemActive == 1) && !(0 == pumpRunning)) && 2 <= tmp___0) && \result <= 2) && !(0 == tmp___0)) && tmp == 0 [2019-01-12 14:53:43,025 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (waterLevel <= 1 && ((((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && 0 == \result) || ((((((((!(0 == \result) && !(0 == pumpRunning)) && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == \result) && 1 == methaneLevelCritical) [2019-01-12 14:53:43,031 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (waterLevel <= 1 && ((((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && 0 == \result) || ((((((((!(0 == \result) && !(0 == pumpRunning)) && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == \result) && 1 == methaneLevelCritical) [2019-01-12 14:53:43,219 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 14:53:43,220 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 14:53:43,221 INFO L168 Benchmark]: Toolchain (without parser) took 35108.51 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 482.9 MB). Free memory was 954.0 MB in the beginning and 1.1 GB in the end (delta: -96.4 MB). Peak memory consumption was 386.5 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:43,222 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 14:53:43,222 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 954.0 MB in the beginning and 1.1 GB in the end (delta: -156.0 MB). Peak memory consumption was 36.7 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:43,222 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 14:53:43,225 INFO L168 Benchmark]: Boogie Preprocessor took 59.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:43,226 INFO L168 Benchmark]: RCFGBuilder took 1972.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:43,226 INFO L168 Benchmark]: TraceAbstraction took 31897.24 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 360.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -61.5 MB). Peak memory consumption was 587.2 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:43,227 INFO L168 Benchmark]: Witness Printer took 327.04 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:43,233 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 740.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 954.0 MB in the beginning and 1.1 GB in the end (delta: -156.0 MB). Peak memory consumption was 36.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 106.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1972.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 31897.24 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 360.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -61.5 MB). Peak memory consumption was 587.2 MB. Max. memory is 11.5 GB. * Witness Printer took 327.04 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 257]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 257]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 257]: 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: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 && splverifierCounter == 0 && pumpRunning == 0) && 1 == \result) && systemActive == 1) && 1 == methaneLevelCritical) || ((((((((!(0 == pumpRunning) && !(0 == \result)) && splverifierCounter == 0) && waterLevel <= 2) && 1 == \result) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == methaneLevelCritical)) || (((0 == methaneLevelCritical && 0 == \result) && waterLevel <= 2) && ((!(0 == \result) && !(0 == tmp___0)) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && systemActive == 1)) || (((0 == methaneLevelCritical && 0 == \result) && waterLevel <= 1 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && (waterLevel <= 1 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) || (waterLevel <= 2 && (((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == methaneLevelCritical)) || (waterLevel <= 2 && (((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical)) || (((waterLevel <= 1 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical) - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: (waterLevel <= 1 && ((((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && 0 == \result) || ((((((((!(0 == \result) && !(0 == pumpRunning)) && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == \result) && 1 == methaneLevelCritical) - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: (waterLevel <= 1 && ((((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && 0 == \result) || ((((((((!(0 == \result) && !(0 == pumpRunning)) && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == \result) && 1 == methaneLevelCritical) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 1 == waterLevel) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: (((waterLevel <= 2 && 0 == methaneLevelCritical && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) || (waterLevel <= 2 && ((splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical)) || (waterLevel <= 1 && (((!(0 == \result) && splverifierCounter == 0 && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical)) || ((((((!(0 == \result) && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == methaneLevelCritical) - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: (waterLevel <= 1 && ((((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && 0 == \result) || ((((((((!(0 == \result) && !(0 == pumpRunning)) && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == \result) && 1 == methaneLevelCritical) - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && 0 == methaneLevelCritical) && systemActive == 1) || ((((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical)) || (waterLevel <= 2 && (((splverifierCounter == 0 && pumpRunning == 0) && 0 == \result) && systemActive == 1) && 1 == methaneLevelCritical)) || (((0 == methaneLevelCritical && (splverifierCounter == 0 && pumpRunning == 0) && 0 == \result) && systemActive == 1) && waterLevel <= 2) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: (((waterLevel <= 2 && 0 == methaneLevelCritical && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) || (waterLevel <= 2 && ((splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical)) || (waterLevel <= 2 && (((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == methaneLevelCritical)) || (((((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && waterLevel <= 2) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && 1 == \result) && (waterLevel <= 1 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical) || (((((((waterLevel <= 1 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 0 == methaneLevelCritical) && tmp___0 <= 1) && \result <= 1) && 0 == \result) && tmp == 0)) || ((0 == methaneLevelCritical && (splverifierCounter == 0 && 1 == waterLevel) && pumpRunning == 0) && systemActive == 1)) || (((((((((0 == methaneLevelCritical && 2 <= waterLevel) && 0 == \result) && waterLevel <= 2) && 2 <= tmp___0) && tmp___0 <= 2) && \result <= 2) && ((((!(0 == \result) && !(0 == pumpRunning)) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 2 <= \result) && tmp == 0)) || ((((((((((!(0 == \result) && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && tmp___0 <= 1) && \result <= 1) && 0 == \result) && tmp == 0)) || ((((tmp == 1 && ((((!(0 == \result) && !(0 == pumpRunning)) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && waterLevel <= 2) && 1 == \result) && 1 == methaneLevelCritical) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: ((((((((((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical) || ((((!(0 == \result) && !(0 == tmp___0)) && ((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && tmp == 0) && systemActive == 1) && 1 == methaneLevelCritical)) || ((((0 == methaneLevelCritical && !(0 == \result)) && !(0 == tmp___0)) && ((splverifierCounter == 0 && waterLevel <= 1) && pumpRunning == 0) && tmp == 0) && systemActive == 1)) || ((0 == methaneLevelCritical && (((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1)) || (((((0 == methaneLevelCritical && !(0 == \result)) && ((splverifierCounter == 0 && pumpRunning == 0) && 0 == \result) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && waterLevel <= 2)) || (((((!(0 == \result) && ((splverifierCounter == 0 && pumpRunning == 0) && 0 == \result) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == methaneLevelCritical) && waterLevel <= 2) - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: (((waterLevel <= 2 && 0 == methaneLevelCritical && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) || (waterLevel <= 2 && ((splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical)) || (waterLevel <= 2 && (((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == methaneLevelCritical)) || (((((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && waterLevel <= 2) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 1 == waterLevel) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 1 == waterLevel) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: ((((((((((((((0 == methaneLevelCritical && !(0 == \result)) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == \result) && waterLevel <= 2) && !(0 == \result)) && tmp___0 <= 2) && 2 <= \result) && tmp == 0) && systemActive == 1) && !(0 == pumpRunning)) && 2 <= tmp___0) && \result <= 2) && !(0 == tmp___0)) && tmp == 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && waterLevel <= 2) && 1 == \result) && 1 == methaneLevelCritical) || ((((((((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && tmp == 0) && waterLevel <= 2)) || ((0 == methaneLevelCritical && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && waterLevel <= 2)) || ((((tmp == 1 && waterLevel <= 2) && 1 == \result) && ((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == methaneLevelCritical)) || ((((((((((!(0 == \result) && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && tmp___0 <= 1) && \result <= 1) && 0 == \result) && tmp == 0) - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: ((((((0 == methaneLevelCritical && \result <= 1) && 0 == \result) && waterLevel <= 1) && ((!(0 == \result) && !(0 == tmp___0)) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && systemActive == 1) && tmp == 0) || (((0 == methaneLevelCritical && 0 == \result) && (((\result <= 1 && splverifierCounter == 0) && waterLevel <= 1) && pumpRunning == 0) && systemActive == 1) && tmp == 0)) || (((((((0 == methaneLevelCritical && 2 <= waterLevel) && 0 == \result) && waterLevel <= 2) && ((!(0 == \result) && !(0 == tmp___0)) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && systemActive == 1) && \result <= 2) && 2 <= \result) && tmp == 0) - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: (waterLevel <= 1 && ((((!(0 == \result) && (!(0 == pumpRunning) && splverifierCounter == 0) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 0 == methaneLevelCritical) && 0 == \result) || ((((((((!(0 == \result) && !(0 == pumpRunning)) && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && !(0 == tmp___0)) && systemActive == 1) && 1 == \result) && 1 == methaneLevelCritical) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 195 locations, 3 error locations. SAFE Result, 31.7s OverallTime, 14 OverallIterations, 2 TraceHistogramMax, 9.9s AutomataDifference, 0.0s DeadEndRemovalTime, 17.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1883 SDtfs, 2963 SDslu, 3125 SDs, 0 SdLazy, 527 SolverSat, 109 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=386occurred in iteration=13, 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: 0.4s AutomataMinimizationTime, 14 MinimizatonAttempts, 2147 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 70 PreInvPairs, 437 NumberOfFragments, 1631 HoareAnnotationTreeSize, 70 FomulaSimplifications, 15939141 FormulaSimplificationTreeSizeReduction, 3.9s HoareSimplificationTime, 70 FomulaSimplificationsInter, 1684697 FormulaSimplificationTreeSizeReductionInter, 13.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 556 NumberOfCodeBlocks, 556 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 541 ConstructedInterpolants, 0 QuantifiedInterpolants, 45451 SizeOfPredicates, 4 NumberOfNonLiveVariables, 413 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 69/73 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...