./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec2_product48_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec2_product48_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a22d1d84f43657cc690c98e940f1a10486e8ef5e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 09:47:02,068 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 09:47:02,069 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 09:47:02,081 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 09:47:02,082 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 09:47:02,083 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 09:47:02,084 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 09:47:02,086 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 09:47:02,088 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 09:47:02,089 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 09:47:02,090 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 09:47:02,090 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 09:47:02,092 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 09:47:02,093 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 09:47:02,094 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 09:47:02,095 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 09:47:02,096 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 09:47:02,098 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 09:47:02,100 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 09:47:02,102 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 09:47:02,103 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 09:47:02,104 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 09:47:02,107 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 09:47:02,107 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 09:47:02,108 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 09:47:02,108 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 09:47:02,110 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 09:47:02,110 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 09:47:02,111 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 09:47:02,113 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 09:47:02,113 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 09:47:02,114 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 09:47:02,114 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 09:47:02,114 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 09:47:02,115 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 09:47:02,116 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 09:47:02,116 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 09:47:02,144 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 09:47:02,145 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 09:47:02,146 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 09:47:02,147 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 09:47:02,147 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 09:47:02,147 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 09:47:02,147 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 09:47:02,147 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 09:47:02,149 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 09:47:02,149 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 09:47:02,149 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 09:47:02,150 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 09:47:02,150 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 09:47:02,150 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 09:47:02,151 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 09:47:02,151 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 09:47:02,151 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 09:47:02,151 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 09:47:02,151 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 09:47:02,151 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 09:47:02,152 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 09:47:02,152 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:47:02,152 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 09:47:02,152 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 09:47:02,152 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 09:47:02,152 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 09:47:02,156 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 09:47:02,156 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 09:47:02,156 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 -> a22d1d84f43657cc690c98e940f1a10486e8ef5e [2018-12-31 09:47:02,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 09:47:02,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 09:47:02,238 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 09:47:02,240 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 09:47:02,240 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 09:47:02,241 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec2_product48_true-unreach-call_false-termination.cil.c [2018-12-31 09:47:02,307 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4573f4833/f95f897fc81245fbafabcf76933c5ceb/FLAG374452af5 [2018-12-31 09:47:02,883 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 09:47:02,885 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec2_product48_true-unreach-call_false-termination.cil.c [2018-12-31 09:47:02,898 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4573f4833/f95f897fc81245fbafabcf76933c5ceb/FLAG374452af5 [2018-12-31 09:47:03,161 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4573f4833/f95f897fc81245fbafabcf76933c5ceb [2018-12-31 09:47:03,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 09:47:03,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 09:47:03,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 09:47:03,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 09:47:03,174 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 09:47:03,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:47:03" (1/1) ... [2018-12-31 09:47:03,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44e140d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:03, skipping insertion in model container [2018-12-31 09:47:03,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:47:03" (1/1) ... [2018-12-31 09:47:03,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 09:47:03,243 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 09:47:03,641 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:47:03,667 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 09:47:03,754 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:47:03,810 INFO L195 MainTranslator]: Completed translation [2018-12-31 09:47:03,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:03 WrapperNode [2018-12-31 09:47:03,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 09:47:03,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 09:47:03,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 09:47:03,813 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 09:47:03,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:03" (1/1) ... [2018-12-31 09:47:03,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:03" (1/1) ... [2018-12-31 09:47:03,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 09:47:03,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 09:47:03,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 09:47:03,980 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 09:47:03,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:03" (1/1) ... [2018-12-31 09:47:03,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:03" (1/1) ... [2018-12-31 09:47:04,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:03" (1/1) ... [2018-12-31 09:47:04,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:03" (1/1) ... [2018-12-31 09:47:04,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:03" (1/1) ... [2018-12-31 09:47:04,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:03" (1/1) ... [2018-12-31 09:47:04,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:03" (1/1) ... [2018-12-31 09:47:04,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 09:47:04,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 09:47:04,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 09:47:04,036 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 09:47:04,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:47:04,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 09:47:04,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 09:47:04,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 09:47:04,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 09:47:05,963 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 09:47:05,963 INFO L280 CfgBuilder]: Removed 200 assue(true) statements. [2018-12-31 09:47:05,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:47:05 BoogieIcfgContainer [2018-12-31 09:47:05,965 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 09:47:05,966 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 09:47:05,966 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 09:47:05,970 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 09:47:05,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 09:47:03" (1/3) ... [2018-12-31 09:47:05,971 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@206edbff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:47:05, skipping insertion in model container [2018-12-31 09:47:05,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:03" (2/3) ... [2018-12-31 09:47:05,972 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@206edbff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:47:05, skipping insertion in model container [2018-12-31 09:47:05,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:47:05" (3/3) ... [2018-12-31 09:47:05,974 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product48_true-unreach-call_false-termination.cil.c [2018-12-31 09:47:05,985 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 09:47:05,994 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 09:47:06,012 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 09:47:06,046 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 09:47:06,047 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 09:47:06,047 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 09:47:06,047 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 09:47:06,048 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 09:47:06,048 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 09:47:06,048 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 09:47:06,048 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 09:47:06,048 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 09:47:06,069 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2018-12-31 09:47:06,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-31 09:47:06,077 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:06,078 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:06,081 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:06,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:06,087 INFO L82 PathProgramCache]: Analyzing trace with hash -330996092, now seen corresponding path program 1 times [2018-12-31 09:47:06,089 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:06,089 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:06,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:06,144 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:06,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:06,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:06,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:06,387 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:06,388 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:47:06,391 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 09:47:06,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 09:47:06,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:47:06,406 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2018-12-31 09:47:06,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:06,443 INFO L93 Difference]: Finished difference Result 263 states and 396 transitions. [2018-12-31 09:47:06,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 09:47:06,445 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-12-31 09:47:06,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:06,465 INFO L225 Difference]: With dead ends: 263 [2018-12-31 09:47:06,465 INFO L226 Difference]: Without dead ends: 131 [2018-12-31 09:47:06,469 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:47:06,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-12-31 09:47:06,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2018-12-31 09:47:06,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-12-31 09:47:06,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 190 transitions. [2018-12-31 09:47:06,526 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 190 transitions. Word has length 18 [2018-12-31 09:47:06,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:06,527 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 190 transitions. [2018-12-31 09:47:06,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 09:47:06,527 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 190 transitions. [2018-12-31 09:47:06,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-31 09:47:06,528 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:06,529 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:06,529 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:06,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:06,530 INFO L82 PathProgramCache]: Analyzing trace with hash -549832061, now seen corresponding path program 1 times [2018-12-31 09:47:06,530 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:06,530 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:06,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:06,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:06,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:06,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:06,745 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:06,745 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:47:06,747 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:06,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:06,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:06,748 INFO L87 Difference]: Start difference. First operand 131 states and 190 transitions. Second operand 3 states. [2018-12-31 09:47:06,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:06,772 INFO L93 Difference]: Finished difference Result 131 states and 190 transitions. [2018-12-31 09:47:06,774 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:06,774 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2018-12-31 09:47:06,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:06,776 INFO L225 Difference]: With dead ends: 131 [2018-12-31 09:47:06,776 INFO L226 Difference]: Without dead ends: 55 [2018-12-31 09:47:06,779 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:06,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-12-31 09:47:06,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2018-12-31 09:47:06,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-12-31 09:47:06,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2018-12-31 09:47:06,793 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2018-12-31 09:47:06,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:06,793 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2018-12-31 09:47:06,793 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:06,793 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2018-12-31 09:47:06,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-31 09:47:06,797 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:06,797 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:06,798 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:06,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:06,798 INFO L82 PathProgramCache]: Analyzing trace with hash 1314651584, now seen corresponding path program 1 times [2018-12-31 09:47:06,798 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:06,798 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:06,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:06,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:06,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:06,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:06,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:06,968 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:06,969 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:47:06,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:06,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:06,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:06,970 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand 3 states. [2018-12-31 09:47:07,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:07,049 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2018-12-31 09:47:07,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:07,054 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2018-12-31 09:47:07,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:07,055 INFO L225 Difference]: With dead ends: 151 [2018-12-31 09:47:07,055 INFO L226 Difference]: Without dead ends: 103 [2018-12-31 09:47:07,060 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:07,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-12-31 09:47:07,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 99. [2018-12-31 09:47:07,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2018-12-31 09:47:07,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 146 transitions. [2018-12-31 09:47:07,090 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 146 transitions. Word has length 24 [2018-12-31 09:47:07,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:07,091 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 146 transitions. [2018-12-31 09:47:07,091 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:07,091 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 146 transitions. [2018-12-31 09:47:07,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-31 09:47:07,092 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:07,092 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:07,093 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:07,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:07,093 INFO L82 PathProgramCache]: Analyzing trace with hash 399769442, now seen corresponding path program 1 times [2018-12-31 09:47:07,093 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:07,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:07,100 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:07,100 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:07,100 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:07,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:07,214 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:07,214 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:47:07,214 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:07,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:07,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:07,215 INFO L87 Difference]: Start difference. First operand 99 states and 146 transitions. Second operand 3 states. [2018-12-31 09:47:07,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:07,295 INFO L93 Difference]: Finished difference Result 234 states and 351 transitions. [2018-12-31 09:47:07,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:07,296 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2018-12-31 09:47:07,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:07,299 INFO L225 Difference]: With dead ends: 234 [2018-12-31 09:47:07,299 INFO L226 Difference]: Without dead ends: 142 [2018-12-31 09:47:07,300 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:07,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-12-31 09:47:07,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 140. [2018-12-31 09:47:07,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-12-31 09:47:07,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 204 transitions. [2018-12-31 09:47:07,326 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 204 transitions. Word has length 26 [2018-12-31 09:47:07,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:07,327 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 204 transitions. [2018-12-31 09:47:07,327 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:07,327 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 204 transitions. [2018-12-31 09:47:07,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-31 09:47:07,331 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:07,331 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] [2018-12-31 09:47:07,332 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:07,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:07,333 INFO L82 PathProgramCache]: Analyzing trace with hash -521625591, now seen corresponding path program 1 times [2018-12-31 09:47:07,333 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:07,333 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:07,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:07,336 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:07,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:07,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:07,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:07,457 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:07,457 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:47:07,458 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:07,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:07,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:07,458 INFO L87 Difference]: Start difference. First operand 140 states and 204 transitions. Second operand 5 states. [2018-12-31 09:47:08,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:08,261 INFO L93 Difference]: Finished difference Result 685 states and 1010 transitions. [2018-12-31 09:47:08,262 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-31 09:47:08,262 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2018-12-31 09:47:08,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:08,266 INFO L225 Difference]: With dead ends: 685 [2018-12-31 09:47:08,267 INFO L226 Difference]: Without dead ends: 552 [2018-12-31 09:47:08,268 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:47:08,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2018-12-31 09:47:08,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 259. [2018-12-31 09:47:08,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2018-12-31 09:47:08,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 372 transitions. [2018-12-31 09:47:08,339 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 372 transitions. Word has length 27 [2018-12-31 09:47:08,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:08,339 INFO L480 AbstractCegarLoop]: Abstraction has 259 states and 372 transitions. [2018-12-31 09:47:08,339 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:08,340 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 372 transitions. [2018-12-31 09:47:08,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-31 09:47:08,342 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:08,342 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] [2018-12-31 09:47:08,343 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:08,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:08,343 INFO L82 PathProgramCache]: Analyzing trace with hash -1955770751, now seen corresponding path program 1 times [2018-12-31 09:47:08,343 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:08,343 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:08,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:08,346 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:08,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:08,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:08,481 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:08,481 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:47:08,481 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:08,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:08,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:08,482 INFO L87 Difference]: Start difference. First operand 259 states and 372 transitions. Second operand 5 states. [2018-12-31 09:47:09,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:09,140 INFO L93 Difference]: Finished difference Result 997 states and 1435 transitions. [2018-12-31 09:47:09,141 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 09:47:09,141 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2018-12-31 09:47:09,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:09,146 INFO L225 Difference]: With dead ends: 997 [2018-12-31 09:47:09,146 INFO L226 Difference]: Without dead ends: 745 [2018-12-31 09:47:09,148 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:47:09,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2018-12-31 09:47:09,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 257. [2018-12-31 09:47:09,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2018-12-31 09:47:09,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 366 transitions. [2018-12-31 09:47:09,193 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 366 transitions. Word has length 28 [2018-12-31 09:47:09,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:09,194 INFO L480 AbstractCegarLoop]: Abstraction has 257 states and 366 transitions. [2018-12-31 09:47:09,194 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:09,194 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 366 transitions. [2018-12-31 09:47:09,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-31 09:47:09,197 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:09,198 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:09,198 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:09,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:09,199 INFO L82 PathProgramCache]: Analyzing trace with hash 1721615084, now seen corresponding path program 1 times [2018-12-31 09:47:09,199 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:09,199 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:09,200 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:09,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:09,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:09,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:09,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:09,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:47:09,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:09,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:09,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:09,478 INFO L87 Difference]: Start difference. First operand 257 states and 366 transitions. Second operand 5 states. [2018-12-31 09:47:09,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:09,757 INFO L93 Difference]: Finished difference Result 687 states and 965 transitions. [2018-12-31 09:47:09,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:47:09,758 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2018-12-31 09:47:09,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:09,761 INFO L225 Difference]: With dead ends: 687 [2018-12-31 09:47:09,761 INFO L226 Difference]: Without dead ends: 437 [2018-12-31 09:47:09,762 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 [2018-12-31 09:47:09,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2018-12-31 09:47:09,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 281. [2018-12-31 09:47:09,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2018-12-31 09:47:09,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 390 transitions. [2018-12-31 09:47:09,796 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 390 transitions. Word has length 36 [2018-12-31 09:47:09,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:09,796 INFO L480 AbstractCegarLoop]: Abstraction has 281 states and 390 transitions. [2018-12-31 09:47:09,797 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:09,798 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 390 transitions. [2018-12-31 09:47:09,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-31 09:47:09,799 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:09,799 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:09,799 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:09,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:09,801 INFO L82 PathProgramCache]: Analyzing trace with hash 710497834, now seen corresponding path program 1 times [2018-12-31 09:47:09,801 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:09,801 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:09,803 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:09,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:09,803 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:10,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:10,056 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:10,057 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:47:10,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:10,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:10,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:10,058 INFO L87 Difference]: Start difference. First operand 281 states and 390 transitions. Second operand 5 states. [2018-12-31 09:47:10,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:10,602 INFO L93 Difference]: Finished difference Result 771 states and 1050 transitions. [2018-12-31 09:47:10,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 09:47:10,604 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2018-12-31 09:47:10,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:10,607 INFO L225 Difference]: With dead ends: 771 [2018-12-31 09:47:10,607 INFO L226 Difference]: Without dead ends: 497 [2018-12-31 09:47:10,608 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:47:10,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2018-12-31 09:47:10,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 297. [2018-12-31 09:47:10,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2018-12-31 09:47:10,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 406 transitions. [2018-12-31 09:47:10,654 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 406 transitions. Word has length 36 [2018-12-31 09:47:10,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:10,655 INFO L480 AbstractCegarLoop]: Abstraction has 297 states and 406 transitions. [2018-12-31 09:47:10,655 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:10,655 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 406 transitions. [2018-12-31 09:47:10,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-31 09:47:10,660 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:10,660 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:10,660 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:10,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:10,660 INFO L82 PathProgramCache]: Analyzing trace with hash -310570520, now seen corresponding path program 1 times [2018-12-31 09:47:10,661 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:10,661 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:10,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:10,664 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:10,664 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:10,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:10,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:10,804 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:10,805 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:47:10,805 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:10,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:10,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:10,805 INFO L87 Difference]: Start difference. First operand 297 states and 406 transitions. Second operand 3 states. [2018-12-31 09:47:11,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:11,002 INFO L93 Difference]: Finished difference Result 691 states and 939 transitions. [2018-12-31 09:47:11,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:11,003 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2018-12-31 09:47:11,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:11,008 INFO L225 Difference]: With dead ends: 691 [2018-12-31 09:47:11,009 INFO L226 Difference]: Without dead ends: 401 [2018-12-31 09:47:11,010 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:11,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2018-12-31 09:47:11,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 401. [2018-12-31 09:47:11,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 401 states. [2018-12-31 09:47:11,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 532 transitions. [2018-12-31 09:47:11,059 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 532 transitions. Word has length 36 [2018-12-31 09:47:11,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:11,060 INFO L480 AbstractCegarLoop]: Abstraction has 401 states and 532 transitions. [2018-12-31 09:47:11,060 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:11,060 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 532 transitions. [2018-12-31 09:47:11,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-31 09:47:11,063 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:11,063 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:11,064 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:11,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:11,064 INFO L82 PathProgramCache]: Analyzing trace with hash -1785049304, now seen corresponding path program 1 times [2018-12-31 09:47:11,064 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:11,064 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:11,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:11,065 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:11,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:11,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:11,455 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:11,455 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-31 09:47:11,455 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 09:47:11,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 09:47:11,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:47:11,456 INFO L87 Difference]: Start difference. First operand 401 states and 532 transitions. Second operand 6 states. [2018-12-31 09:47:12,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:12,888 INFO L93 Difference]: Finished difference Result 1452 states and 1939 transitions. [2018-12-31 09:47:12,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-31 09:47:12,888 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2018-12-31 09:47:12,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:12,895 INFO L225 Difference]: With dead ends: 1452 [2018-12-31 09:47:12,897 INFO L226 Difference]: Without dead ends: 1058 [2018-12-31 09:47:12,898 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2018-12-31 09:47:12,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1058 states. [2018-12-31 09:47:12,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1058 to 401. [2018-12-31 09:47:12,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 401 states. [2018-12-31 09:47:12,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 522 transitions. [2018-12-31 09:47:12,962 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 522 transitions. Word has length 37 [2018-12-31 09:47:12,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:12,963 INFO L480 AbstractCegarLoop]: Abstraction has 401 states and 522 transitions. [2018-12-31 09:47:12,964 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 09:47:12,964 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 522 transitions. [2018-12-31 09:47:12,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-31 09:47:12,967 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:12,968 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:12,968 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:12,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:12,969 INFO L82 PathProgramCache]: Analyzing trace with hash -2139873590, now seen corresponding path program 1 times [2018-12-31 09:47:12,969 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:12,969 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:12,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:12,976 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:12,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:12,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:13,060 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-31 09:47:13,061 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:13,061 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:47:13,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:13,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:13,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:13,063 INFO L87 Difference]: Start difference. First operand 401 states and 522 transitions. Second operand 3 states. [2018-12-31 09:47:13,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:13,192 INFO L93 Difference]: Finished difference Result 680 states and 883 transitions. [2018-12-31 09:47:13,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:13,193 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-12-31 09:47:13,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:13,195 INFO L225 Difference]: With dead ends: 680 [2018-12-31 09:47:13,196 INFO L226 Difference]: Without dead ends: 286 [2018-12-31 09:47:13,198 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:13,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2018-12-31 09:47:13,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 278. [2018-12-31 09:47:13,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-12-31 09:47:13,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 356 transitions. [2018-12-31 09:47:13,238 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 356 transitions. Word has length 55 [2018-12-31 09:47:13,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:13,238 INFO L480 AbstractCegarLoop]: Abstraction has 278 states and 356 transitions. [2018-12-31 09:47:13,238 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:13,239 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 356 transitions. [2018-12-31 09:47:13,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-31 09:47:13,242 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:13,242 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:13,242 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:13,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:13,243 INFO L82 PathProgramCache]: Analyzing trace with hash 1298914206, now seen corresponding path program 1 times [2018-12-31 09:47:13,243 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:13,243 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:13,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:13,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:13,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:13,755 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-31 09:47:13,756 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 09:47:13,756 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 09:47:13,775 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:13,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 09:47:14,016 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:14,037 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-31 09:47:14,037 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-12-31 09:47:14,037 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-31 09:47:14,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-31 09:47:14,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:47:14,038 INFO L87 Difference]: Start difference. First operand 278 states and 356 transitions. Second operand 8 states. [2018-12-31 09:47:14,663 WARN L181 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-12-31 09:47:15,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:15,611 INFO L93 Difference]: Finished difference Result 872 states and 1110 transitions. [2018-12-31 09:47:15,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-12-31 09:47:15,614 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2018-12-31 09:47:15,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:15,615 INFO L225 Difference]: With dead ends: 872 [2018-12-31 09:47:15,615 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 09:47:15,617 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 383 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=366, Invalid=1116, Unknown=0, NotChecked=0, Total=1482 [2018-12-31 09:47:15,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 09:47:15,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 09:47:15,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 09:47:15,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 09:47:15,618 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2018-12-31 09:47:15,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:15,618 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 09:47:15,619 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-31 09:47:15,619 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 09:47:15,619 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 09:47:15,624 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 09:47:15,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,757 WARN L181 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 39 [2018-12-31 09:47:15,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,939 WARN L181 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 96 [2018-12-31 09:47:15,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:15,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,270 WARN L181 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 118 [2018-12-31 09:47:16,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,637 WARN L181 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 135 [2018-12-31 09:47:16,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:16,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,032 WARN L181 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 140 [2018-12-31 09:47:17,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,344 WARN L181 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 130 [2018-12-31 09:47:17,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,449 WARN L181 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 75 [2018-12-31 09:47:17,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,868 WARN L181 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 129 [2018-12-31 09:47:17,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:17,988 WARN L181 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 96 [2018-12-31 09:47:18,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:19,261 WARN L181 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 36 DAG size of output: 17 [2018-12-31 09:47:19,386 WARN L181 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-12-31 09:47:21,781 WARN L181 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 89 DAG size of output: 29 [2018-12-31 09:47:22,884 WARN L181 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 25 [2018-12-31 09:47:23,497 WARN L181 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 23 [2018-12-31 09:47:24,097 WARN L181 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 23 [2018-12-31 09:47:24,501 WARN L181 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 23 [2018-12-31 09:47:24,669 WARN L181 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 17 [2018-12-31 09:47:27,362 WARN L181 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-12-31 09:47:27,884 WARN L181 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 29 [2018-12-31 09:47:28,253 WARN L181 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 26 [2018-12-31 09:47:28,333 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 504) no Hoare annotation was computed. [2018-12-31 09:47:28,333 INFO L448 ceAbstractionStarter]: For program point L498-2(lines 498 504) no Hoare annotation was computed. [2018-12-31 09:47:28,333 INFO L448 ceAbstractionStarter]: For program point L498-4(lines 498 504) no Hoare annotation was computed. [2018-12-31 09:47:28,333 INFO L448 ceAbstractionStarter]: For program point L300(lines 300 308) no Hoare annotation was computed. [2018-12-31 09:47:28,333 INFO L448 ceAbstractionStarter]: For program point L300-1(lines 300 308) no Hoare annotation was computed. [2018-12-31 09:47:28,333 INFO L448 ceAbstractionStarter]: For program point L300-2(lines 300 308) no Hoare annotation was computed. [2018-12-31 09:47:28,333 INFO L448 ceAbstractionStarter]: For program point L300-3(lines 300 308) no Hoare annotation was computed. [2018-12-31 09:47:28,333 INFO L448 ceAbstractionStarter]: For program point L300-4(lines 300 308) no Hoare annotation was computed. [2018-12-31 09:47:28,334 INFO L444 ceAbstractionStarter]: At program point L135(lines 126 139) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-12-31 09:47:28,334 INFO L448 ceAbstractionStarter]: For program point L300-5(lines 300 308) no Hoare annotation was computed. [2018-12-31 09:47:28,334 INFO L444 ceAbstractionStarter]: At program point L135-1(lines 126 139) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 (= 1 ~methaneLevelCritical~0) .cse3) (and (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) .cse2 .cse3))) [2018-12-31 09:47:28,334 INFO L444 ceAbstractionStarter]: At program point L135-2(lines 126 139) the Hoare annotation is: false [2018-12-31 09:47:28,334 INFO L444 ceAbstractionStarter]: At program point L135-3(lines 126 139) the Hoare annotation is: false [2018-12-31 09:47:28,334 INFO L444 ceAbstractionStarter]: At program point L135-4(lines 126 139) the Hoare annotation is: false [2018-12-31 09:47:28,335 INFO L444 ceAbstractionStarter]: At program point L135-5(lines 126 139) the Hoare annotation is: false [2018-12-31 09:47:28,335 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 209) no Hoare annotation was computed. [2018-12-31 09:47:28,335 INFO L444 ceAbstractionStarter]: At program point L203-1(lines 203 209) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse10 (= ~pumpRunning~0 0))) (let ((.cse2 (and .cse7 .cse10)) (.cse1 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse0 (= ~systemActive~0 0)) (.cse8 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5 0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~systemActive~0 1)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (and .cse2 .cse1 .cse3) .cse5 .cse4) (and .cse6 .cse7 .cse8 .cse9 .cse5 .cse4) (and .cse0 (and .cse6 .cse7 .cse8 .cse9 .cse10) .cse4) (and (and .cse6 .cse7 .cse10) .cse5 .cse4)))) [2018-12-31 09:47:28,335 INFO L444 ceAbstractionStarter]: At program point L271(lines 271 277) the Hoare annotation is: (let ((.cse5 (= 0 ~methaneLevelCritical~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ~pumpRunning~0 0))) (let ((.cse1 (and .cse5 .cse6 .cse7)) (.cse3 (= ~systemActive~0 1)) (.cse0 (= ~systemActive~0 0)) (.cse4 (and (and .cse6 .cse7) (= 1 ~methaneLevelCritical~0))) (.cse2 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse2) (and .cse4 .cse3 .cse2) (and .cse5 .cse6 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse2) (and .cse0 .cse4 .cse2)))) [2018-12-31 09:47:28,335 INFO L444 ceAbstractionStarter]: At program point L271-1(lines 271 277) the Hoare annotation is: false [2018-12-31 09:47:28,335 INFO L444 ceAbstractionStarter]: At program point L271-2(lines 271 277) the Hoare annotation is: false [2018-12-31 09:47:28,335 INFO L444 ceAbstractionStarter]: At program point L174(lines 169 177) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-12-31 09:47:28,336 INFO L444 ceAbstractionStarter]: At program point L901-2(lines 901 915) the Hoare annotation is: false [2018-12-31 09:47:28,336 INFO L448 ceAbstractionStarter]: For program point L902(line 902) no Hoare annotation was computed. [2018-12-31 09:47:28,336 INFO L448 ceAbstractionStarter]: For program point L77(lines 77 81) no Hoare annotation was computed. [2018-12-31 09:47:28,336 INFO L448 ceAbstractionStarter]: For program point L441(lines 441 445) no Hoare annotation was computed. [2018-12-31 09:47:28,336 INFO L448 ceAbstractionStarter]: For program point L441-2(lines 441 445) no Hoare annotation was computed. [2018-12-31 09:47:28,336 INFO L448 ceAbstractionStarter]: For program point L441-3(lines 441 445) no Hoare annotation was computed. [2018-12-31 09:47:28,336 INFO L448 ceAbstractionStarter]: For program point L441-5(lines 441 445) no Hoare annotation was computed. [2018-12-31 09:47:28,336 INFO L444 ceAbstractionStarter]: At program point L243(lines 192 244) the Hoare annotation is: false [2018-12-31 09:47:28,336 INFO L448 ceAbstractionStarter]: For program point L441-6(lines 441 445) no Hoare annotation was computed. [2018-12-31 09:47:28,336 INFO L448 ceAbstractionStarter]: For program point L441-8(lines 441 445) no Hoare annotation was computed. [2018-12-31 09:47:28,336 INFO L448 ceAbstractionStarter]: For program point L441-9(lines 441 445) no Hoare annotation was computed. [2018-12-31 09:47:28,337 INFO L448 ceAbstractionStarter]: For program point L441-11(lines 441 445) no Hoare annotation was computed. [2018-12-31 09:47:28,337 INFO L448 ceAbstractionStarter]: For program point L441-12(lines 441 445) no Hoare annotation was computed. [2018-12-31 09:47:28,337 INFO L448 ceAbstractionStarter]: For program point L441-14(lines 441 445) no Hoare annotation was computed. [2018-12-31 09:47:28,337 INFO L448 ceAbstractionStarter]: For program point L441-15(lines 441 445) no Hoare annotation was computed. [2018-12-31 09:47:28,337 INFO L448 ceAbstractionStarter]: For program point L441-17(lines 441 445) no Hoare annotation was computed. [2018-12-31 09:47:28,337 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 909) no Hoare annotation was computed. [2018-12-31 09:47:28,337 INFO L448 ceAbstractionStarter]: For program point L905-1(lines 264 270) no Hoare annotation was computed. [2018-12-31 09:47:28,337 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 219) no Hoare annotation was computed. [2018-12-31 09:47:28,337 INFO L444 ceAbstractionStarter]: At program point L213-1(lines 213 219) the Hoare annotation is: (let ((.cse3 (= ~systemActive~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse5 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~systemActive~0 1)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and (and .cse0 .cse1 .cse2) .cse3 .cse4) (and .cse3 (and (and .cse1 .cse2) .cse5) .cse4) (and .cse1 .cse6 .cse5 .cse4) (and (and .cse0 .cse1) .cse6 .cse4))) [2018-12-31 09:47:28,337 INFO L448 ceAbstractionStarter]: For program point L973(lines 973 980) no Hoare annotation was computed. [2018-12-31 09:47:28,337 INFO L451 ceAbstractionStarter]: At program point L973-1(lines 973 980) the Hoare annotation is: true [2018-12-31 09:47:28,338 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 885) no Hoare annotation was computed. [2018-12-31 09:47:28,338 INFO L444 ceAbstractionStarter]: At program point L447(lines 432 450) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-12-31 09:47:28,338 INFO L444 ceAbstractionStarter]: At program point L447-1(lines 432 450) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 (= 1 ~methaneLevelCritical~0) .cse3) (and (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) .cse2 .cse3))) [2018-12-31 09:47:28,338 INFO L444 ceAbstractionStarter]: At program point L447-2(lines 432 450) the Hoare annotation is: false [2018-12-31 09:47:28,338 INFO L444 ceAbstractionStarter]: At program point L447-3(lines 432 450) the Hoare annotation is: false [2018-12-31 09:47:28,338 INFO L444 ceAbstractionStarter]: At program point L447-4(lines 432 450) the Hoare annotation is: false [2018-12-31 09:47:28,338 INFO L444 ceAbstractionStarter]: At program point L447-5(lines 432 450) the Hoare annotation is: false [2018-12-31 09:47:28,339 INFO L444 ceAbstractionStarter]: At program point L482(lines 477 484) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-12-31 09:47:28,339 INFO L444 ceAbstractionStarter]: At program point L383(lines 376 386) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 (= 1 ~methaneLevelCritical~0) .cse2) (and (= 0 ~methaneLevelCritical~0) .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2))) [2018-12-31 09:47:28,339 INFO L444 ceAbstractionStarter]: At program point L383-1(lines 376 386) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-12-31 09:47:28,339 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 09:47:28,339 INFO L444 ceAbstractionStarter]: At program point L383-2(lines 376 386) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2 .cse3) (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 (= 1 ~methaneLevelCritical~0) .cse3))) [2018-12-31 09:47:28,339 INFO L444 ceAbstractionStarter]: At program point L383-3(lines 376 386) the Hoare annotation is: false [2018-12-31 09:47:28,339 INFO L444 ceAbstractionStarter]: At program point L383-4(lines 376 386) the Hoare annotation is: false [2018-12-31 09:47:28,340 INFO L444 ceAbstractionStarter]: At program point L383-5(lines 376 386) the Hoare annotation is: false [2018-12-31 09:47:28,340 INFO L444 ceAbstractionStarter]: At program point L383-6(lines 376 386) the Hoare annotation is: false [2018-12-31 09:47:28,340 INFO L444 ceAbstractionStarter]: At program point L383-7(lines 376 386) the Hoare annotation is: false [2018-12-31 09:47:28,340 INFO L444 ceAbstractionStarter]: At program point L383-8(lines 376 386) the Hoare annotation is: false [2018-12-31 09:47:28,340 INFO L448 ceAbstractionStarter]: For program point L53(lines 53 57) no Hoare annotation was computed. [2018-12-31 09:47:28,340 INFO L448 ceAbstractionStarter]: For program point L53-3(lines 53 57) no Hoare annotation was computed. [2018-12-31 09:47:28,340 INFO L448 ceAbstractionStarter]: For program point L53-6(lines 53 57) no Hoare annotation was computed. [2018-12-31 09:47:28,340 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 885) no Hoare annotation was computed. [2018-12-31 09:47:28,340 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 885) no Hoare annotation was computed. [2018-12-31 09:47:28,341 INFO L444 ceAbstractionStarter]: At program point L90(lines 85 93) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (= 1 ~methaneLevelCritical~0) .cse2) (and (= 0 ~methaneLevelCritical~0) .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2))) [2018-12-31 09:47:28,341 INFO L444 ceAbstractionStarter]: At program point L90-1(lines 85 93) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-12-31 09:47:28,341 INFO L444 ceAbstractionStarter]: At program point L90-2(lines 85 93) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2 (= 1 ~methaneLevelCritical~0) .cse3) (and (= 0 ~methaneLevelCritical~0) .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2 .cse3))) [2018-12-31 09:47:28,341 INFO L444 ceAbstractionStarter]: At program point L90-3(lines 85 93) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0))) (let ((.cse0 (= ~systemActive~0 0)) (.cse7 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse6 (and .cse2 .cse4)) (.cse8 (= 1 ~methaneLevelCritical~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (= ~systemActive~0 1)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (and .cse1 .cse2 .cse3 .cse4) .cse5) (and (and .cse6 .cse7 .cse8) .cse9 .cse5) (and .cse0 (and .cse7 .cse6 .cse8) .cse5) (and .cse1 .cse2 .cse3 .cse9 .cse5)))) [2018-12-31 09:47:28,341 INFO L444 ceAbstractionStarter]: At program point L90-4(lines 85 93) the Hoare annotation is: false [2018-12-31 09:47:28,341 INFO L451 ceAbstractionStarter]: At program point L982(lines 963 985) the Hoare annotation is: true [2018-12-31 09:47:28,342 INFO L444 ceAbstractionStarter]: At program point L949(lines 945 951) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-12-31 09:47:28,342 INFO L444 ceAbstractionStarter]: At program point L90-5(lines 85 93) the Hoare annotation is: false [2018-12-31 09:47:28,342 INFO L444 ceAbstractionStarter]: At program point L90-6(lines 85 93) the Hoare annotation is: false [2018-12-31 09:47:28,342 INFO L444 ceAbstractionStarter]: At program point L90-7(lines 85 93) the Hoare annotation is: false [2018-12-31 09:47:28,342 INFO L444 ceAbstractionStarter]: At program point L90-8(lines 85 93) the Hoare annotation is: false [2018-12-31 09:47:28,342 INFO L444 ceAbstractionStarter]: At program point L90-9(lines 85 93) the Hoare annotation is: false [2018-12-31 09:47:28,342 INFO L444 ceAbstractionStarter]: At program point L90-10(lines 85 93) the Hoare annotation is: false [2018-12-31 09:47:28,342 INFO L444 ceAbstractionStarter]: At program point L90-11(lines 85 93) the Hoare annotation is: false [2018-12-31 09:47:28,342 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 339) no Hoare annotation was computed. [2018-12-31 09:47:28,343 INFO L448 ceAbstractionStarter]: For program point L322-1(lines 322 339) no Hoare annotation was computed. [2018-12-31 09:47:28,343 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 09:47:28,343 INFO L448 ceAbstractionStarter]: For program point L322-2(lines 322 339) no Hoare annotation was computed. [2018-12-31 09:47:28,343 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 238) no Hoare annotation was computed. [2018-12-31 09:47:28,343 INFO L448 ceAbstractionStarter]: For program point L455(lines 455 461) no Hoare annotation was computed. [2018-12-31 09:47:28,343 INFO L444 ceAbstractionStarter]: At program point L455-1(lines 455 461) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ~methAndRunningLastTime~0))) (or (and (and (and .cse0 .cse1) (= 1 ~methaneLevelCritical~0)) .cse2) (and (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) .cse2))) [2018-12-31 09:47:28,343 INFO L448 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-12-31 09:47:28,343 INFO L448 ceAbstractionStarter]: For program point L885-1(line 885) no Hoare annotation was computed. [2018-12-31 09:47:28,343 INFO L448 ceAbstractionStarter]: For program point L885-2(line 885) no Hoare annotation was computed. [2018-12-31 09:47:28,343 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 364) no Hoare annotation was computed. [2018-12-31 09:47:28,343 INFO L448 ceAbstractionStarter]: For program point L358-2(lines 358 364) no Hoare annotation was computed. [2018-12-31 09:47:28,344 INFO L448 ceAbstractionStarter]: For program point L358-4(lines 358 364) no Hoare annotation was computed. [2018-12-31 09:47:28,344 INFO L448 ceAbstractionStarter]: For program point L358-6(lines 358 364) no Hoare annotation was computed. [2018-12-31 09:47:28,344 INFO L448 ceAbstractionStarter]: For program point L358-8(lines 358 364) no Hoare annotation was computed. [2018-12-31 09:47:28,344 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 09:47:28,344 INFO L448 ceAbstractionStarter]: For program point L358-10(lines 358 364) no Hoare annotation was computed. [2018-12-31 09:47:28,344 INFO L444 ceAbstractionStarter]: At program point L392(lines 387 395) the Hoare annotation is: (let ((.cse0 (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) (.cse1 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 (= ~systemActive~0 1) .cse2 .cse3) (and (and .cse0 .cse1 .cse2) (= ~systemActive~0 0) .cse3))) [2018-12-31 09:47:28,344 INFO L444 ceAbstractionStarter]: At program point L392-1(lines 387 395) the Hoare annotation is: false [2018-12-31 09:47:28,344 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 334) no Hoare annotation was computed. [2018-12-31 09:47:28,344 INFO L444 ceAbstractionStarter]: At program point L392-2(lines 387 395) the Hoare annotation is: false [2018-12-31 09:47:28,345 INFO L448 ceAbstractionStarter]: For program point L326-1(lines 326 334) no Hoare annotation was computed. [2018-12-31 09:47:28,345 INFO L448 ceAbstractionStarter]: For program point L326-2(lines 326 334) no Hoare annotation was computed. [2018-12-31 09:47:28,345 INFO L448 ceAbstractionStarter]: For program point L194(lines 193 242) no Hoare annotation was computed. [2018-12-31 09:47:28,345 INFO L448 ceAbstractionStarter]: For program point L195(lines 195 199) no Hoare annotation was computed. [2018-12-31 09:47:28,345 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 510) no Hoare annotation was computed. [2018-12-31 09:47:28,345 INFO L444 ceAbstractionStarter]: At program point L493-1(lines 1 985) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse10 (= ~pumpRunning~0 0))) (let ((.cse2 (and .cse7 .cse10)) (.cse1 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse0 (= ~systemActive~0 0)) (.cse8 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5 0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~systemActive~0 1)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (and .cse2 .cse1 .cse3) .cse5 .cse4) (and .cse6 .cse7 .cse8 .cse9 .cse5 .cse4) (and .cse0 (and .cse6 .cse7 .cse8 .cse9 .cse10) .cse4) (and (and .cse6 .cse7 .cse10) .cse5 .cse4)))) [2018-12-31 09:47:28,345 INFO L448 ceAbstractionStarter]: For program point L493-2(lines 493 510) no Hoare annotation was computed. [2018-12-31 09:47:28,345 INFO L444 ceAbstractionStarter]: At program point L493-3(lines 1 985) the Hoare annotation is: false [2018-12-31 09:47:28,345 INFO L448 ceAbstractionStarter]: For program point L493-4(lines 493 510) no Hoare annotation was computed. [2018-12-31 09:47:28,346 INFO L444 ceAbstractionStarter]: At program point L493-5(lines 1 985) the Hoare annotation is: false [2018-12-31 09:47:28,346 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-12-31 09:47:28,346 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 130 136) no Hoare annotation was computed. [2018-12-31 09:47:28,346 INFO L448 ceAbstractionStarter]: For program point L130-2(lines 130 136) no Hoare annotation was computed. [2018-12-31 09:47:28,346 INFO L448 ceAbstractionStarter]: For program point L130-3(lines 130 136) no Hoare annotation was computed. [2018-12-31 09:47:28,346 INFO L448 ceAbstractionStarter]: For program point L130-4(lines 130 136) no Hoare annotation was computed. [2018-12-31 09:47:28,346 INFO L448 ceAbstractionStarter]: For program point L130-5(lines 130 136) no Hoare annotation was computed. [2018-12-31 09:47:28,346 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 313) no Hoare annotation was computed. [2018-12-31 09:47:28,346 INFO L448 ceAbstractionStarter]: For program point L296-1(lines 296 313) no Hoare annotation was computed. [2018-12-31 09:47:28,346 INFO L448 ceAbstractionStarter]: For program point L296-2(lines 296 313) no Hoare annotation was computed. [2018-12-31 09:47:28,346 INFO L448 ceAbstractionStarter]: For program point L296-3(lines 296 313) no Hoare annotation was computed. [2018-12-31 09:47:28,347 INFO L448 ceAbstractionStarter]: For program point L296-4(lines 296 313) no Hoare annotation was computed. [2018-12-31 09:47:28,347 INFO L448 ceAbstractionStarter]: For program point L296-5(lines 296 313) no Hoare annotation was computed. [2018-12-31 09:47:28,347 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-12-31 09:47:28,347 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 09:47:28,347 INFO L444 ceAbstractionStarter]: At program point L264(lines 263 282) the Hoare annotation is: (let ((.cse3 (= 1 ~methaneLevelCritical~0)) (.cse0 (= ~systemActive~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~systemActive~0 1)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (and (and .cse1 .cse2) .cse3) .cse4) (and .cse1 .cse5 .cse3 .cse4) (and .cse0 (and .cse6 .cse1 .cse2) .cse4) (and (and .cse6 .cse1) .cse5 .cse4))) [2018-12-31 09:47:28,347 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 237) no Hoare annotation was computed. [2018-12-31 09:47:28,347 INFO L448 ceAbstractionStarter]: For program point L264-1(lines 264 270) no Hoare annotation was computed. [2018-12-31 09:47:28,347 INFO L444 ceAbstractionStarter]: At program point L231-1(lines 264 270) the Hoare annotation is: (let ((.cse3 (= 1 ~methaneLevelCritical~0)) (.cse0 (= ~systemActive~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~systemActive~0 1)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (and (and .cse1 .cse2) .cse3) .cse4) (and .cse1 .cse5 .cse3 .cse4) (and .cse0 (and .cse6 .cse1 .cse2) .cse4) (and (and .cse6 .cse1) .cse5 .cse4))) [2018-12-31 09:47:28,347 INFO L444 ceAbstractionStarter]: At program point L264-2(lines 263 282) the Hoare annotation is: false [2018-12-31 09:47:28,348 INFO L444 ceAbstractionStarter]: At program point L264-3(lines 263 282) the Hoare annotation is: false [2018-12-31 09:47:28,348 INFO L444 ceAbstractionStarter]: At program point L166(lines 1 985) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-12-31 09:47:28,348 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 507) no Hoare annotation was computed. [2018-12-31 09:47:28,348 INFO L448 ceAbstractionStarter]: For program point L497-2(lines 497 507) no Hoare annotation was computed. [2018-12-31 09:47:28,348 INFO L448 ceAbstractionStarter]: For program point L497-4(lines 497 507) no Hoare annotation was computed. [2018-12-31 09:47:28,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 09:47:28 BoogieIcfgContainer [2018-12-31 09:47:28,390 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 09:47:28,391 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 09:47:28,391 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 09:47:28,391 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 09:47:28,391 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:47:05" (3/4) ... [2018-12-31 09:47:28,395 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 09:47:28,418 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-31 09:47:28,420 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-31 09:47:28,421 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-31 09:47:28,422 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-31 09:47:28,423 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-31 09:47:28,424 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 09:47:28,458 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((systemActive == 0 && 1 == \result) && splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) && systemActive == 1) && 0 == methAndRunningLastTime)) || (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == 0) && systemActive == 1) && 0 == methAndRunningLastTime)) || ((systemActive == 0 && (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == 0) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime) [2018-12-31 09:47:28,458 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((systemActive == 0 && 1 == \result) && splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) && systemActive == 1) && 0 == methAndRunningLastTime)) || (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == 0) && systemActive == 1) && 0 == methAndRunningLastTime)) || ((systemActive == 0 && (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == 0) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime) [2018-12-31 09:47:28,459 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((systemActive == 0 && (0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && 0 == methAndRunningLastTime) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime)) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && systemActive == 1) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) && 0 == methAndRunningLastTime)) || ((systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) [2018-12-31 09:47:28,461 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((systemActive == 0 && ((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && 0 == methAndRunningLastTime) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) && systemActive == 1) && 0 == methAndRunningLastTime)) || ((systemActive == 0 && (1 == \result && splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) && 0 == methAndRunningLastTime) [2018-12-31 09:47:28,461 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && 1 == \result) && systemActive == 1) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) && 0 == methAndRunningLastTime) [2018-12-31 09:47:28,462 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 1 == \result) && 1 == \result) && systemActive == 1) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) && 0 == methAndRunningLastTime) [2018-12-31 09:47:28,463 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && 1 == \result) && systemActive == 1) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || ((((((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) && systemActive == 0) && 0 == methAndRunningLastTime) [2018-12-31 09:47:28,465 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime [2018-12-31 09:47:28,466 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 1 == \result) && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime) [2018-12-31 09:47:28,466 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime [2018-12-31 09:47:28,466 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime) || ((((((splverifierCounter == 0 && 1 == \result) && pumpRunning == 0) && 1 == \result) && systemActive == 1) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) [2018-12-31 09:47:28,467 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime [2018-12-31 09:47:28,467 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime [2018-12-31 09:47:28,588 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 09:47:28,588 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 09:47:28,589 INFO L168 Benchmark]: Toolchain (without parser) took 25423.19 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 374.3 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -144.3 MB). Peak memory consumption was 230.1 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:28,591 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:47:28,591 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.61 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 920.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:28,592 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -209.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:28,592 INFO L168 Benchmark]: Boogie Preprocessor took 54.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:28,593 INFO L168 Benchmark]: RCFGBuilder took 1929.27 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: 64.1 MB). Peak memory consumption was 64.1 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:28,593 INFO L168 Benchmark]: TraceAbstraction took 22424.56 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 232.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -43.2 MB). Peak memory consumption was 404.3 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:28,593 INFO L168 Benchmark]: Witness Printer took 197.80 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:28,599 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 643.61 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 920.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 167.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -209.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1929.27 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: 64.1 MB). Peak memory consumption was 64.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 22424.56 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 232.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -43.2 MB). Peak memory consumption was 404.3 MB. Max. memory is 11.5 GB. * Witness Printer took 197.80 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 885]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 885]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 885]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime) - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && waterLevel == 1) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((systemActive == 0 && 1 == \result) && splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) && systemActive == 1) && 0 == methAndRunningLastTime)) || (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == 0) && systemActive == 1) && 0 == methAndRunningLastTime)) || ((systemActive == 0 && (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == 0) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 1 == \result) && 1 == \result) && systemActive == 1) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) && 0 == methAndRunningLastTime) - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: (((((systemActive == 0 && (0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && 0 == methAndRunningLastTime) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime)) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && systemActive == 1) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) && 0 == methAndRunningLastTime)) || ((systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: ((((systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || (((splverifierCounter == 0 && systemActive == 1) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || ((systemActive == 0 && (0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || (((0 == methaneLevelCritical && splverifierCounter == 0) && systemActive == 1) && 0 == methAndRunningLastTime) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: ((((systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || (((splverifierCounter == 0 && systemActive == 1) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || ((systemActive == 0 && (0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || (((0 == methaneLevelCritical && splverifierCounter == 0) && systemActive == 1) && 0 == methAndRunningLastTime) - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: ((((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 0) && 0 == methAndRunningLastTime) || ((systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((splverifierCounter == 0 && systemActive == 1) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((0 == methaneLevelCritical && splverifierCounter == 0) && systemActive == 1) && 0 == methAndRunningLastTime) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: ((((((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && 1 == \result) && systemActive == 1) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || ((((((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) && systemActive == 0) && 0 == methAndRunningLastTime) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && waterLevel == 1) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || (((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && 0 == methAndRunningLastTime) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && 1 == \result) && systemActive == 1) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) && 0 == methAndRunningLastTime) - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && waterLevel == 1) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (((((((systemActive == 0 && 1 == \result) && splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) && systemActive == 1) && 0 == methAndRunningLastTime)) || (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == 0) && systemActive == 1) && 0 == methAndRunningLastTime)) || ((systemActive == 0 && (((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && tmp == 0) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime) || ((((((splverifierCounter == 0 && 1 == \result) && pumpRunning == 0) && 1 == \result) && systemActive == 1) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: ((((systemActive == 0 && ((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && 0 == methAndRunningLastTime) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == \result) && 1 == methaneLevelCritical) && systemActive == 1) && 0 == methAndRunningLastTime)) || ((systemActive == 0 && (1 == \result && splverifierCounter == 0 && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1) && 0 == methAndRunningLastTime) - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 1 == \result) && pumpRunning == 0) && systemActive == 1) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || (((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime) - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && waterLevel == 1) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && pumpRunning == 0) && systemActive == 1) && 0 == methAndRunningLastTime - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. SAFE Result, 22.3s OverallTime, 12 OverallIterations, 2 TraceHistogramMax, 5.9s AutomataDifference, 0.0s DeadEndRemovalTime, 12.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1479 SDtfs, 2110 SDslu, 2910 SDs, 0 SdLazy, 451 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 193 GetRequests, 112 SyntacticMatches, 1 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 424 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=401occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 1808 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 57 PreInvPairs, 372 NumberOfFragments, 1027 HoareAnnotationTreeSize, 57 FomulaSimplifications, 2912638 FormulaSimplificationTreeSizeReduction, 2.4s HoareSimplificationTime, 57 FomulaSimplificationsInter, 296679 FormulaSimplificationTreeSizeReductionInter, 10.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 454 NumberOfCodeBlocks, 454 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 441 ConstructedInterpolants, 0 QuantifiedInterpolants, 28158 SizeOfPredicates, 0 NumberOfNonLiveVariables, 423 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 40/42 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...