./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec2_product50_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_product50_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 80abb928521d4c2048eaebb41a9ea5bc19908ad5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:47:07,123 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 09:47:07,125 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 09:47:07,138 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 09:47:07,138 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 09:47:07,139 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 09:47:07,141 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 09:47:07,144 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 09:47:07,146 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 09:47:07,147 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 09:47:07,148 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 09:47:07,149 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 09:47:07,150 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 09:47:07,151 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 09:47:07,152 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 09:47:07,153 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 09:47:07,155 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 09:47:07,157 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 09:47:07,159 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 09:47:07,161 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 09:47:07,162 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 09:47:07,164 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 09:47:07,167 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 09:47:07,167 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 09:47:07,168 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 09:47:07,169 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 09:47:07,170 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 09:47:07,171 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 09:47:07,173 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 09:47:07,174 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 09:47:07,174 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 09:47:07,176 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 09:47:07,176 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 09:47:07,176 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 09:47:07,177 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 09:47:07,179 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 09:47:07,179 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 09:47:07,196 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 09:47:07,196 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 09:47:07,197 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 09:47:07,197 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 09:47:07,198 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 09:47:07,198 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 09:47:07,198 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 09:47:07,198 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 09:47:07,199 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 09:47:07,200 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 09:47:07,200 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 09:47:07,200 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 09:47:07,200 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 09:47:07,200 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 09:47:07,201 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 09:47:07,201 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 09:47:07,202 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 09:47:07,202 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 09:47:07,202 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 09:47:07,202 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 09:47:07,202 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 09:47:07,203 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:47:07,203 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 09:47:07,203 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 09:47:07,203 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 09:47:07,203 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 09:47:07,203 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 09:47:07,205 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 09:47:07,205 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 -> 80abb928521d4c2048eaebb41a9ea5bc19908ad5 [2018-12-31 09:47:07,243 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 09:47:07,262 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 09:47:07,269 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 09:47:07,271 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 09:47:07,271 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 09:47:07,273 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec2_product50_true-unreach-call_false-termination.cil.c [2018-12-31 09:47:07,341 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5a304225/39c3243132f74c27917c149f3709c67f/FLAG2d8c3ce6c [2018-12-31 09:47:07,915 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 09:47:07,916 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec2_product50_true-unreach-call_false-termination.cil.c [2018-12-31 09:47:07,929 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5a304225/39c3243132f74c27917c149f3709c67f/FLAG2d8c3ce6c [2018-12-31 09:47:08,164 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5a304225/39c3243132f74c27917c149f3709c67f [2018-12-31 09:47:08,168 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 09:47:08,170 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 09:47:08,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 09:47:08,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 09:47:08,181 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 09:47:08,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:47:08" (1/1) ... [2018-12-31 09:47:08,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69652895 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:08, skipping insertion in model container [2018-12-31 09:47:08,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:47:08" (1/1) ... [2018-12-31 09:47:08,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 09:47:08,246 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 09:47:08,665 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:47:08,693 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 09:47:08,829 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:47:08,948 INFO L195 MainTranslator]: Completed translation [2018-12-31 09:47:08,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:08 WrapperNode [2018-12-31 09:47:08,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 09:47:08,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 09:47:08,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 09:47:08,951 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 09:47:08,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:08" (1/1) ... [2018-12-31 09:47:08,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:08" (1/1) ... [2018-12-31 09:47:09,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 09:47:09,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 09:47:09,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 09:47:09,032 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 09:47:09,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:08" (1/1) ... [2018-12-31 09:47:09,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:08" (1/1) ... [2018-12-31 09:47:09,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:08" (1/1) ... [2018-12-31 09:47:09,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:08" (1/1) ... [2018-12-31 09:47:09,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:08" (1/1) ... [2018-12-31 09:47:09,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:08" (1/1) ... [2018-12-31 09:47:09,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:08" (1/1) ... [2018-12-31 09:47:09,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 09:47:09,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 09:47:09,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 09:47:09,090 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 09:47:09,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:47:09,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 09:47:09,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 09:47:09,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 09:47:09,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 09:47:10,827 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 09:47:10,828 INFO L280 CfgBuilder]: Removed 160 assue(true) statements. [2018-12-31 09:47:10,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:47:10 BoogieIcfgContainer [2018-12-31 09:47:10,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 09:47:10,830 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 09:47:10,830 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 09:47:10,834 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 09:47:10,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 09:47:08" (1/3) ... [2018-12-31 09:47:10,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e549bbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:47:10, skipping insertion in model container [2018-12-31 09:47:10,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:47:08" (2/3) ... [2018-12-31 09:47:10,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e549bbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:47:10, skipping insertion in model container [2018-12-31 09:47:10,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:47:10" (3/3) ... [2018-12-31 09:47:10,839 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product50_true-unreach-call_false-termination.cil.c [2018-12-31 09:47:10,850 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 09:47:10,860 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 09:47:10,879 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 09:47:10,925 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 09:47:10,926 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 09:47:10,927 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 09:47:10,927 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 09:47:10,927 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 09:47:10,927 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 09:47:10,927 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 09:47:10,927 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 09:47:10,927 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 09:47:10,955 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-12-31 09:47:10,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-31 09:47:10,967 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:10,968 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 09:47:10,971 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:10,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:10,979 INFO L82 PathProgramCache]: Analyzing trace with hash -458581887, now seen corresponding path program 1 times [2018-12-31 09:47:10,982 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:10,982 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:11,040 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:11,041 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:11,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:11,251 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 09:47:11,255 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:11,255 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:47:11,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 09:47:11,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 09:47:11,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:47:11,275 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 2 states. [2018-12-31 09:47:11,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:11,313 INFO L93 Difference]: Finished difference Result 235 states and 360 transitions. [2018-12-31 09:47:11,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 09:47:11,316 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-12-31 09:47:11,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:11,334 INFO L225 Difference]: With dead ends: 235 [2018-12-31 09:47:11,334 INFO L226 Difference]: Without dead ends: 117 [2018-12-31 09:47:11,339 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 09:47:11,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2018-12-31 09:47:11,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2018-12-31 09:47:11,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2018-12-31 09:47:11,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 172 transitions. [2018-12-31 09:47:11,412 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 172 transitions. Word has length 18 [2018-12-31 09:47:11,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:11,413 INFO L480 AbstractCegarLoop]: Abstraction has 117 states and 172 transitions. [2018-12-31 09:47:11,413 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 09:47:11,413 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 172 transitions. [2018-12-31 09:47:11,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-31 09:47:11,416 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:11,417 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 09:47:11,417 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:11,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:11,418 INFO L82 PathProgramCache]: Analyzing trace with hash -356027389, now seen corresponding path program 1 times [2018-12-31 09:47:11,418 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:11,418 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:11,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:11,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:11,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:11,629 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 09:47:11,629 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:11,629 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:47:11,634 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:11,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:11,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:11,635 INFO L87 Difference]: Start difference. First operand 117 states and 172 transitions. Second operand 3 states. [2018-12-31 09:47:11,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:11,670 INFO L93 Difference]: Finished difference Result 117 states and 172 transitions. [2018-12-31 09:47:11,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:11,674 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2018-12-31 09:47:11,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:11,675 INFO L225 Difference]: With dead ends: 117 [2018-12-31 09:47:11,675 INFO L226 Difference]: Without dead ends: 49 [2018-12-31 09:47:11,678 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 09:47:11,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-12-31 09:47:11,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2018-12-31 09:47:11,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-12-31 09:47:11,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 71 transitions. [2018-12-31 09:47:11,687 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 71 transitions. Word has length 19 [2018-12-31 09:47:11,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:11,688 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 71 transitions. [2018-12-31 09:47:11,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:11,688 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2018-12-31 09:47:11,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-31 09:47:11,691 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:11,691 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 09:47:11,692 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:11,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:11,692 INFO L82 PathProgramCache]: Analyzing trace with hash 988842679, now seen corresponding path program 1 times [2018-12-31 09:47:11,693 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:11,693 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:11,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:11,694 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:11,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:11,857 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 09:47:11,857 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:11,858 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:47:11,858 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:11,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:11,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:11,860 INFO L87 Difference]: Start difference. First operand 49 states and 71 transitions. Second operand 3 states. [2018-12-31 09:47:11,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:11,909 INFO L93 Difference]: Finished difference Result 91 states and 135 transitions. [2018-12-31 09:47:11,909 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:11,910 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2018-12-31 09:47:11,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:11,911 INFO L225 Difference]: With dead ends: 91 [2018-12-31 09:47:11,911 INFO L226 Difference]: Without dead ends: 49 [2018-12-31 09:47:11,912 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 09:47:11,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-12-31 09:47:11,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2018-12-31 09:47:11,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-12-31 09:47:11,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2018-12-31 09:47:11,920 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 24 [2018-12-31 09:47:11,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:11,920 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2018-12-31 09:47:11,921 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:11,921 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2018-12-31 09:47:11,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-31 09:47:11,922 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:11,923 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 09:47:11,923 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:11,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:11,923 INFO L82 PathProgramCache]: Analyzing trace with hash -524841611, now seen corresponding path program 1 times [2018-12-31 09:47:11,924 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:11,925 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:11,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:11,926 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:11,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:11,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:12,020 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 09:47:12,020 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:12,021 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:47:12,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:12,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:12,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:12,022 INFO L87 Difference]: Start difference. First operand 49 states and 70 transitions. Second operand 3 states. [2018-12-31 09:47:12,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:12,117 INFO L93 Difference]: Finished difference Result 113 states and 165 transitions. [2018-12-31 09:47:12,120 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:12,120 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2018-12-31 09:47:12,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:12,121 INFO L225 Difference]: With dead ends: 113 [2018-12-31 09:47:12,121 INFO L226 Difference]: Without dead ends: 71 [2018-12-31 09:47:12,122 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 09:47:12,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-12-31 09:47:12,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 69. [2018-12-31 09:47:12,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2018-12-31 09:47:12,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 98 transitions. [2018-12-31 09:47:12,140 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 98 transitions. Word has length 26 [2018-12-31 09:47:12,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:12,140 INFO L480 AbstractCegarLoop]: Abstraction has 69 states and 98 transitions. [2018-12-31 09:47:12,140 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:12,140 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2018-12-31 09:47:12,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-31 09:47:12,143 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:12,143 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] [2018-12-31 09:47:12,143 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:12,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:12,144 INFO L82 PathProgramCache]: Analyzing trace with hash -65166556, now seen corresponding path program 1 times [2018-12-31 09:47:12,145 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:12,145 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:12,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:12,146 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:12,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:12,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:12,283 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 09:47:12,284 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:12,284 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:47:12,284 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:12,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:12,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:12,285 INFO L87 Difference]: Start difference. First operand 69 states and 98 transitions. Second operand 5 states. [2018-12-31 09:47:12,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:12,602 INFO L93 Difference]: Finished difference Result 182 states and 258 transitions. [2018-12-31 09:47:12,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:47:12,603 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-12-31 09:47:12,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:12,605 INFO L225 Difference]: With dead ends: 182 [2018-12-31 09:47:12,605 INFO L226 Difference]: Without dead ends: 120 [2018-12-31 09:47:12,606 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:47:12,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-12-31 09:47:12,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 75. [2018-12-31 09:47:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2018-12-31 09:47:12,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 104 transitions. [2018-12-31 09:47:12,618 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 104 transitions. Word has length 32 [2018-12-31 09:47:12,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:12,618 INFO L480 AbstractCegarLoop]: Abstraction has 75 states and 104 transitions. [2018-12-31 09:47:12,618 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:12,618 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 104 transitions. [2018-12-31 09:47:12,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-31 09:47:12,619 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:12,620 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] [2018-12-31 09:47:12,620 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:12,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:12,620 INFO L82 PathProgramCache]: Analyzing trace with hash 868297153, now seen corresponding path program 1 times [2018-12-31 09:47:12,621 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:12,621 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:12,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:12,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:12,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:12,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:12,726 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 09:47:12,726 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:12,727 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:47:12,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:12,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:12,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:12,728 INFO L87 Difference]: Start difference. First operand 75 states and 104 transitions. Second operand 5 states. [2018-12-31 09:47:12,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:12,950 INFO L93 Difference]: Finished difference Result 387 states and 547 transitions. [2018-12-31 09:47:12,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-31 09:47:12,951 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-12-31 09:47:12,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:12,954 INFO L225 Difference]: With dead ends: 387 [2018-12-31 09:47:12,954 INFO L226 Difference]: Without dead ends: 319 [2018-12-31 09:47:12,955 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:47:12,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2018-12-31 09:47:12,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 135. [2018-12-31 09:47:12,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-12-31 09:47:12,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 186 transitions. [2018-12-31 09:47:12,996 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 186 transitions. Word has length 32 [2018-12-31 09:47:12,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:12,997 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 186 transitions. [2018-12-31 09:47:12,997 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:12,997 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 186 transitions. [2018-12-31 09:47:13,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-31 09:47:13,001 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:13,001 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] [2018-12-31 09:47:13,002 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:13,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:13,002 INFO L82 PathProgramCache]: Analyzing trace with hash 868140617, now seen corresponding path program 1 times [2018-12-31 09:47:13,002 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:13,002 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:13,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:13,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:13,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:13,274 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 09:47:13,274 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:13,274 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:47:13,276 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:13,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:13,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:13,277 INFO L87 Difference]: Start difference. First operand 135 states and 186 transitions. Second operand 5 states. [2018-12-31 09:47:13,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:13,981 INFO L93 Difference]: Finished difference Result 506 states and 701 transitions. [2018-12-31 09:47:13,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 09:47:13,982 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2018-12-31 09:47:13,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:13,986 INFO L225 Difference]: With dead ends: 506 [2018-12-31 09:47:13,986 INFO L226 Difference]: Without dead ends: 378 [2018-12-31 09:47:13,987 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:47:13,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2018-12-31 09:47:14,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 134. [2018-12-31 09:47:14,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-12-31 09:47:14,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 183 transitions. [2018-12-31 09:47:14,016 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 183 transitions. Word has length 33 [2018-12-31 09:47:14,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:14,017 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 183 transitions. [2018-12-31 09:47:14,017 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:14,017 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 183 transitions. [2018-12-31 09:47:14,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-31 09:47:14,020 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:14,020 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] [2018-12-31 09:47:14,020 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:14,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:14,022 INFO L82 PathProgramCache]: Analyzing trace with hash 635741486, now seen corresponding path program 1 times [2018-12-31 09:47:14,022 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:14,022 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:14,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:14,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:14,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:14,284 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 09:47:14,285 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:14,285 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:47:14,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:14,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:14,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:14,286 INFO L87 Difference]: Start difference. First operand 134 states and 183 transitions. Second operand 5 states. [2018-12-31 09:47:14,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:14,507 INFO L93 Difference]: Finished difference Result 357 states and 483 transitions. [2018-12-31 09:47:14,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:47:14,508 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2018-12-31 09:47:14,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:14,509 INFO L225 Difference]: With dead ends: 357 [2018-12-31 09:47:14,510 INFO L226 Difference]: Without dead ends: 230 [2018-12-31 09:47:14,511 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:47:14,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2018-12-31 09:47:14,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 142. [2018-12-31 09:47:14,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-12-31 09:47:14,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 191 transitions. [2018-12-31 09:47:14,540 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 191 transitions. Word has length 33 [2018-12-31 09:47:14,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:14,540 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 191 transitions. [2018-12-31 09:47:14,540 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:14,541 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 191 transitions. [2018-12-31 09:47:14,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-31 09:47:14,544 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:14,545 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] [2018-12-31 09:47:14,545 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:14,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:14,545 INFO L82 PathProgramCache]: Analyzing trace with hash 48935472, now seen corresponding path program 1 times [2018-12-31 09:47:14,546 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:14,549 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:14,550 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:14,550 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:14,550 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:14,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:14,653 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 09:47:14,653 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:14,653 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:47:14,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:14,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:14,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:14,654 INFO L87 Difference]: Start difference. First operand 142 states and 191 transitions. Second operand 3 states. [2018-12-31 09:47:14,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:14,826 INFO L93 Difference]: Finished difference Result 327 states and 439 transitions. [2018-12-31 09:47:14,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:14,830 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2018-12-31 09:47:14,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:14,832 INFO L225 Difference]: With dead ends: 327 [2018-12-31 09:47:14,834 INFO L226 Difference]: Without dead ends: 192 [2018-12-31 09:47:14,835 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 09:47:14,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2018-12-31 09:47:14,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 192. [2018-12-31 09:47:14,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-12-31 09:47:14,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 251 transitions. [2018-12-31 09:47:14,869 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 251 transitions. Word has length 33 [2018-12-31 09:47:14,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:14,869 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 251 transitions. [2018-12-31 09:47:14,870 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:14,870 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 251 transitions. [2018-12-31 09:47:14,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-31 09:47:14,871 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:14,871 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] [2018-12-31 09:47:14,871 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:14,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:14,872 INFO L82 PathProgramCache]: Analyzing trace with hash 1943567600, now seen corresponding path program 1 times [2018-12-31 09:47:14,872 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:14,872 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:14,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:14,878 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:14,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:14,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:14,968 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 09:47:14,969 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:14,969 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:47:14,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:47:14,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:47:14,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:47:14,971 INFO L87 Difference]: Start difference. First operand 192 states and 251 transitions. Second operand 3 states. [2018-12-31 09:47:15,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:15,136 INFO L93 Difference]: Finished difference Result 295 states and 389 transitions. [2018-12-31 09:47:15,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:47:15,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-12-31 09:47:15,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:15,141 INFO L225 Difference]: With dead ends: 295 [2018-12-31 09:47:15,141 INFO L226 Difference]: Without dead ends: 293 [2018-12-31 09:47:15,142 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 09:47:15,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2018-12-31 09:47:15,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 234. [2018-12-31 09:47:15,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-12-31 09:47:15,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 313 transitions. [2018-12-31 09:47:15,183 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 313 transitions. Word has length 34 [2018-12-31 09:47:15,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:15,185 INFO L480 AbstractCegarLoop]: Abstraction has 234 states and 313 transitions. [2018-12-31 09:47:15,185 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:47:15,185 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 313 transitions. [2018-12-31 09:47:15,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-31 09:47:15,187 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:15,188 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:15,188 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:15,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:15,190 INFO L82 PathProgramCache]: Analyzing trace with hash 496339190, now seen corresponding path program 1 times [2018-12-31 09:47:15,190 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:15,190 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:15,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:15,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:15,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:15,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:15,352 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 23 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:15,352 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 09:47:15,353 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 09:47:15,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:15,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:15,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 09:47:15,643 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:15,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-31 09:47:15,681 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-12-31 09:47:15,682 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:47:15,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:47:15,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:47:15,682 INFO L87 Difference]: Start difference. First operand 234 states and 313 transitions. Second operand 5 states. [2018-12-31 09:47:16,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:16,054 INFO L93 Difference]: Finished difference Result 374 states and 510 transitions. [2018-12-31 09:47:16,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-31 09:47:16,055 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2018-12-31 09:47:16,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:16,056 INFO L225 Difference]: With dead ends: 374 [2018-12-31 09:47:16,056 INFO L226 Difference]: Without dead ends: 197 [2018-12-31 09:47:16,061 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:47:16,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2018-12-31 09:47:16,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2018-12-31 09:47:16,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-12-31 09:47:16,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 255 transitions. [2018-12-31 09:47:16,099 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 255 transitions. Word has length 58 [2018-12-31 09:47:16,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:16,101 INFO L480 AbstractCegarLoop]: Abstraction has 197 states and 255 transitions. [2018-12-31 09:47:16,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:47:16,102 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 255 transitions. [2018-12-31 09:47:16,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-31 09:47:16,105 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:16,105 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:16,106 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:16,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:16,106 INFO L82 PathProgramCache]: Analyzing trace with hash 985757466, now seen corresponding path program 1 times [2018-12-31 09:47:16,106 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:16,106 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:16,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:16,108 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:16,110 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:16,300 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-31 09:47:16,301 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 09:47:16,301 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 09:47:16,310 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:16,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 09:47:16,559 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-31 09:47:16,579 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-31 09:47:16,579 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-12-31 09:47:16,579 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-31 09:47:16,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-31 09:47:16,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:47:16,580 INFO L87 Difference]: Start difference. First operand 197 states and 255 transitions. Second operand 9 states. [2018-12-31 09:47:17,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:17,161 INFO L93 Difference]: Finished difference Result 528 states and 701 transitions. [2018-12-31 09:47:17,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-31 09:47:17,162 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 58 [2018-12-31 09:47:17,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:17,165 INFO L225 Difference]: With dead ends: 528 [2018-12-31 09:47:17,165 INFO L226 Difference]: Without dead ends: 388 [2018-12-31 09:47:17,167 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2018-12-31 09:47:17,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2018-12-31 09:47:17,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 203. [2018-12-31 09:47:17,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 203 states. [2018-12-31 09:47:17,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 261 transitions. [2018-12-31 09:47:17,202 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 261 transitions. Word has length 58 [2018-12-31 09:47:17,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:17,202 INFO L480 AbstractCegarLoop]: Abstraction has 203 states and 261 transitions. [2018-12-31 09:47:17,202 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-31 09:47:17,202 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 261 transitions. [2018-12-31 09:47:17,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-31 09:47:17,205 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:47:17,206 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:47:17,206 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:47:17,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:47:17,206 INFO L82 PathProgramCache]: Analyzing trace with hash 727592028, now seen corresponding path program 1 times [2018-12-31 09:47:17,207 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:47:17,207 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:47:17,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:17,210 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:47:17,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:47:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:47:17,382 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:47:17,382 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:47:17,382 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-31 09:47:17,383 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 09:47:17,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 09:47:17,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:47:17,383 INFO L87 Difference]: Start difference. First operand 203 states and 261 transitions. Second operand 6 states. [2018-12-31 09:47:18,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:47:18,221 INFO L93 Difference]: Finished difference Result 485 states and 640 transitions. [2018-12-31 09:47:18,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-31 09:47:18,222 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2018-12-31 09:47:18,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:47:18,222 INFO L225 Difference]: With dead ends: 485 [2018-12-31 09:47:18,222 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 09:47:18,223 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:47:18,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 09:47:18,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 09:47:18,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 09:47:18,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 09:47:18,226 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2018-12-31 09:47:18,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:47:18,226 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 09:47:18,226 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 09:47:18,227 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 09:47:18,227 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 09:47:18,232 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 09:47:18,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,542 WARN L181 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 91 [2018-12-31 09:47:18,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,650 WARN L181 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 84 [2018-12-31 09:47:18,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:47:18,964 WARN L181 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 103 [2018-12-31 09:47:20,139 WARN L181 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 80 DAG size of output: 19 [2018-12-31 09:47:20,645 WARN L181 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 19 [2018-12-31 09:47:20,988 WARN L181 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 31 [2018-12-31 09:47:21,313 WARN L181 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 19 [2018-12-31 09:47:21,567 WARN L181 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 33 [2018-12-31 09:47:21,862 WARN L181 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 32 [2018-12-31 09:47:22,016 WARN L181 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 27 [2018-12-31 09:47:22,307 WARN L181 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 19 [2018-12-31 09:47:22,737 WARN L181 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 30 [2018-12-31 09:47:23,210 WARN L181 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 40 [2018-12-31 09:47:23,214 INFO L444 ceAbstractionStarter]: At program point L597(lines 548 598) the Hoare annotation is: false [2018-12-31 09:47:23,215 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 416) no Hoare annotation was computed. [2018-12-31 09:47:23,215 INFO L448 ceAbstractionStarter]: For program point L399-1(lines 399 416) no Hoare annotation was computed. [2018-12-31 09:47:23,215 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 416) no Hoare annotation was computed. [2018-12-31 09:47:23,215 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2018-12-31 09:47:23,215 INFO L448 ceAbstractionStarter]: For program point L201(lines 201 218) no Hoare annotation was computed. [2018-12-31 09:47:23,215 INFO L444 ceAbstractionStarter]: At program point L201-1(lines 1 979) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and (= ~methAndRunningLastTime~0 0) (and .cse0 (= ~pumpRunning~0 0)) (<= 1 ~waterLevel~0) .cse1) (and (<= 1 ~pumpRunning~0) (<= 2 ~waterLevel~0) .cse0 .cse1))) [2018-12-31 09:47:23,215 INFO L448 ceAbstractionStarter]: For program point L234-3(lines 234 238) no Hoare annotation was computed. [2018-12-31 09:47:23,215 INFO L448 ceAbstractionStarter]: For program point L201-2(lines 201 218) no Hoare annotation was computed. [2018-12-31 09:47:23,216 INFO L444 ceAbstractionStarter]: At program point L201-3(lines 1 979) the Hoare annotation is: false [2018-12-31 09:47:23,216 INFO L448 ceAbstractionStarter]: For program point L201-4(lines 201 218) no Hoare annotation was computed. [2018-12-31 09:47:23,216 INFO L448 ceAbstractionStarter]: For program point L234-6(lines 234 238) no Hoare annotation was computed. [2018-12-31 09:47:23,216 INFO L444 ceAbstractionStarter]: At program point L201-5(lines 1 979) the Hoare annotation is: false [2018-12-31 09:47:23,216 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 505) no Hoare annotation was computed. [2018-12-31 09:47:23,216 INFO L448 ceAbstractionStarter]: For program point L501-2(lines 501 505) no Hoare annotation was computed. [2018-12-31 09:47:23,216 INFO L448 ceAbstractionStarter]: For program point L501-3(lines 501 505) no Hoare annotation was computed. [2018-12-31 09:47:23,216 INFO L448 ceAbstractionStarter]: For program point L501-5(lines 501 505) no Hoare annotation was computed. [2018-12-31 09:47:23,216 INFO L448 ceAbstractionStarter]: For program point L501-6(lines 501 505) no Hoare annotation was computed. [2018-12-31 09:47:23,216 INFO L448 ceAbstractionStarter]: For program point L501-8(lines 501 505) no Hoare annotation was computed. [2018-12-31 09:47:23,216 INFO L448 ceAbstractionStarter]: For program point L501-9(lines 501 505) no Hoare annotation was computed. [2018-12-31 09:47:23,217 INFO L448 ceAbstractionStarter]: For program point L501-11(lines 501 505) no Hoare annotation was computed. [2018-12-31 09:47:23,217 INFO L448 ceAbstractionStarter]: For program point L501-12(lines 501 505) no Hoare annotation was computed. [2018-12-31 09:47:23,217 INFO L448 ceAbstractionStarter]: For program point L501-14(lines 501 505) no Hoare annotation was computed. [2018-12-31 09:47:23,217 INFO L448 ceAbstractionStarter]: For program point L501-15(lines 501 505) no Hoare annotation was computed. [2018-12-31 09:47:23,217 INFO L448 ceAbstractionStarter]: For program point L501-17(lines 501 505) no Hoare annotation was computed. [2018-12-31 09:47:23,217 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 411) no Hoare annotation was computed. [2018-12-31 09:47:23,217 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 403 411) no Hoare annotation was computed. [2018-12-31 09:47:23,217 INFO L448 ceAbstractionStarter]: For program point L403-2(lines 403 411) no Hoare annotation was computed. [2018-12-31 09:47:23,217 INFO L444 ceAbstractionStarter]: At program point L271(lines 266 274) the Hoare annotation is: (let ((.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse7 (and .cse4 (= ~pumpRunning~0 0))) (.cse5 (= ~systemActive~0 1))) (let ((.cse1 (<= 1 ~waterLevel~0)) (.cse0 (and .cse7 .cse5)) (.cse2 (<= 1 ~pumpRunning~0)) (.cse6 (= ~methAndRunningLastTime~0 0)) (.cse3 (<= 2 ~waterLevel~0))) (or (and .cse0 (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~5) .cse1) (and .cse2 .cse3 (and (= 0 ~methaneLevelCritical~0) .cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) .cse5) (and .cse6 .cse7 .cse1 .cse5) (and .cse0 .cse3) (and .cse2 .cse6 .cse3 .cse4 .cse5))))) [2018-12-31 09:47:23,218 INFO L444 ceAbstractionStarter]: At program point L271-1(lines 266 274) the Hoare annotation is: false [2018-12-31 09:47:23,218 INFO L448 ceAbstractionStarter]: For program point L205(lines 205 215) no Hoare annotation was computed. [2018-12-31 09:47:23,218 INFO L444 ceAbstractionStarter]: At program point L271-2(lines 266 274) the Hoare annotation is: false [2018-12-31 09:47:23,218 INFO L448 ceAbstractionStarter]: For program point L205-2(lines 205 215) no Hoare annotation was computed. [2018-12-31 09:47:23,218 INFO L444 ceAbstractionStarter]: At program point L73(lines 68 76) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:47:23,218 INFO L448 ceAbstractionStarter]: For program point L205-4(lines 205 215) no Hoare annotation was computed. [2018-12-31 09:47:23,218 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 575) no Hoare annotation was computed. [2018-12-31 09:47:23,218 INFO L444 ceAbstractionStarter]: At program point L569-1(lines 569 575) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and (= ~methAndRunningLastTime~0 0) (and .cse0 (= ~pumpRunning~0 0)) (<= 1 ~waterLevel~0) .cse1) (and (<= 1 ~pumpRunning~0) (<= 2 ~waterLevel~0) .cse0 .cse1))) [2018-12-31 09:47:23,218 INFO L448 ceAbstractionStarter]: For program point L206(lines 206 212) no Hoare annotation was computed. [2018-12-31 09:47:23,218 INFO L448 ceAbstractionStarter]: For program point L206-2(lines 206 212) no Hoare annotation was computed. [2018-12-31 09:47:23,219 INFO L448 ceAbstractionStarter]: For program point L206-4(lines 206 212) no Hoare annotation was computed. [2018-12-31 09:47:23,219 INFO L444 ceAbstractionStarter]: At program point L141(lines 137 143) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:47:23,219 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 390) no Hoare annotation was computed. [2018-12-31 09:47:23,219 INFO L448 ceAbstractionStarter]: For program point L373-1(lines 373 390) no Hoare annotation was computed. [2018-12-31 09:47:23,219 INFO L448 ceAbstractionStarter]: For program point L373-2(lines 373 390) no Hoare annotation was computed. [2018-12-31 09:47:23,219 INFO L448 ceAbstractionStarter]: For program point L373-3(lines 373 390) no Hoare annotation was computed. [2018-12-31 09:47:23,219 INFO L448 ceAbstractionStarter]: For program point L373-4(lines 373 390) no Hoare annotation was computed. [2018-12-31 09:47:23,219 INFO L448 ceAbstractionStarter]: For program point L373-5(lines 373 390) no Hoare annotation was computed. [2018-12-31 09:47:23,219 INFO L444 ceAbstractionStarter]: At program point L341(lines 340 359) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~systemActive~0 1))) (let ((.cse0 (and (and (and (= 0 ~methaneLevelCritical~0) .cse2) (= 0 ~pumpRunning~0)) .cse3)) (.cse1 (<= 1 ~waterLevel~0))) (or (and (<= 2 ~waterLevel~0) .cse0) (and (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~5) .cse0 .cse1) (and (= ~methAndRunningLastTime~0 0) (and .cse2 (= ~pumpRunning~0 0)) .cse1 .cse3) (and (<= 1 ~pumpRunning~0) .cse2 .cse1 .cse3)))) [2018-12-31 09:47:23,220 INFO L448 ceAbstractionStarter]: For program point L341-1(lines 341 347) no Hoare annotation was computed. [2018-12-31 09:47:23,220 INFO L444 ceAbstractionStarter]: At program point L341-2(lines 340 359) the Hoare annotation is: false [2018-12-31 09:47:23,220 INFO L444 ceAbstractionStarter]: At program point L341-3(lines 340 359) the Hoare annotation is: false [2018-12-31 09:47:23,220 INFO L451 ceAbstractionStarter]: At program point L176(lines 157 179) the Hoare annotation is: true [2018-12-31 09:47:23,220 INFO L444 ceAbstractionStarter]: At program point L507(lines 492 510) the Hoare annotation is: false [2018-12-31 09:47:23,220 INFO L444 ceAbstractionStarter]: At program point L507-1(lines 492 510) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0))) (let ((.cse7 (and (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~4)) (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse2 .cse3))) (.cse4 (= ~systemActive~0 1))) (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse6 (and .cse7 .cse4)) (.cse1 (= ~methAndRunningLastTime~0 0)) (.cse5 (<= 1 ~waterLevel~0))) (or (and .cse0 (and .cse1 (and .cse2 .cse3) .cse4)) (and (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~5) .cse5 .cse6) (and .cse0 (and (and (= 0 ~methaneLevelCritical~0) .cse2 .cse3) .cse4)) (and .cse0 .cse6) (and .cse1 .cse5 .cse7 .cse4))))) [2018-12-31 09:47:23,220 INFO L444 ceAbstractionStarter]: At program point L507-2(lines 492 510) the Hoare annotation is: false [2018-12-31 09:47:23,221 INFO L444 ceAbstractionStarter]: At program point L507-3(lines 492 510) the Hoare annotation is: false [2018-12-31 09:47:23,221 INFO L444 ceAbstractionStarter]: At program point L507-4(lines 492 510) the Hoare annotation is: false [2018-12-31 09:47:23,221 INFO L444 ceAbstractionStarter]: At program point L507-5(lines 492 510) the Hoare annotation is: false [2018-12-31 09:47:23,221 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 385) no Hoare annotation was computed. [2018-12-31 09:47:23,221 INFO L448 ceAbstractionStarter]: For program point L377-1(lines 377 385) no Hoare annotation was computed. [2018-12-31 09:47:23,221 INFO L448 ceAbstractionStarter]: For program point L311(lines 311 317) no Hoare annotation was computed. [2018-12-31 09:47:23,221 INFO L448 ceAbstractionStarter]: For program point L377-2(lines 377 385) no Hoare annotation was computed. [2018-12-31 09:47:23,221 INFO L448 ceAbstractionStarter]: For program point L311-1(lines 311 317) no Hoare annotation was computed. [2018-12-31 09:47:23,221 INFO L448 ceAbstractionStarter]: For program point L377-3(lines 377 385) no Hoare annotation was computed. [2018-12-31 09:47:23,221 INFO L448 ceAbstractionStarter]: For program point L311-2(lines 311 317) no Hoare annotation was computed. [2018-12-31 09:47:23,221 INFO L448 ceAbstractionStarter]: For program point L377-4(lines 377 385) no Hoare annotation was computed. [2018-12-31 09:47:23,222 INFO L448 ceAbstractionStarter]: For program point L311-3(lines 311 317) no Hoare annotation was computed. [2018-12-31 09:47:23,222 INFO L448 ceAbstractionStarter]: For program point L377-5(lines 377 385) no Hoare annotation was computed. [2018-12-31 09:47:23,222 INFO L448 ceAbstractionStarter]: For program point L311-4(lines 311 317) no Hoare annotation was computed. [2018-12-31 09:47:23,222 INFO L448 ceAbstractionStarter]: For program point L311-5(lines 311 317) no Hoare annotation was computed. [2018-12-31 09:47:23,222 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 250) no Hoare annotation was computed. [2018-12-31 09:47:23,222 INFO L448 ceAbstractionStarter]: For program point L579(lines 579 592) no Hoare annotation was computed. [2018-12-31 09:47:23,222 INFO L444 ceAbstractionStarter]: At program point L348(lines 348 354) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse4 (and .cse7 (= ~pumpRunning~0 0))) (.cse5 (= ~systemActive~0 1))) (let ((.cse1 (and .cse4 .cse5)) (.cse2 (<= 1 ~waterLevel~0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse3 (= ~methAndRunningLastTime~0 0)) (.cse0 (<= 2 ~waterLevel~0))) (or (and .cse0 .cse1) (and (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~5) .cse2 .cse1) (and .cse3 .cse4 .cse2 .cse5) (and .cse6 .cse0 (and (= 0 ~methaneLevelCritical~0) .cse7) .cse5) (and .cse6 .cse3 .cse0 .cse7 .cse5))))) [2018-12-31 09:47:23,222 INFO L444 ceAbstractionStarter]: At program point L348-1(lines 348 354) the Hoare annotation is: false [2018-12-31 09:47:23,222 INFO L444 ceAbstractionStarter]: At program point L348-2(lines 348 354) the Hoare annotation is: false [2018-12-31 09:47:23,222 INFO L448 ceAbstractionStarter]: For program point L976(line 976) no Hoare annotation was computed. [2018-12-31 09:47:23,223 INFO L448 ceAbstractionStarter]: For program point L976-1(line 976) no Hoare annotation was computed. [2018-12-31 09:47:23,223 INFO L448 ceAbstractionStarter]: For program point L976-2(line 976) no Hoare annotation was computed. [2018-12-31 09:47:23,223 INFO L444 ceAbstractionStarter]: At program point L316(lines 307 320) the Hoare annotation is: false [2018-12-31 09:47:23,223 INFO L444 ceAbstractionStarter]: At program point L316-1(lines 307 320) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ~pumpRunning~0 0))) (let ((.cse0 (= ~methAndRunningLastTime~0 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse1 (and .cse6 .cse7)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|))) (.cse4 (= ~systemActive~0 1)) (.cse3 (<= 1 ~waterLevel~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (and .cse0 .cse1 .cse4)) (and .cse5 (and (and (= 0 ~methaneLevelCritical~0) .cse6 .cse7) .cse4)) (and (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (and .cse1 .cse2 .cse4) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~5) .cse3)))) [2018-12-31 09:47:23,223 INFO L444 ceAbstractionStarter]: At program point L316-2(lines 307 320) the Hoare annotation is: false [2018-12-31 09:47:23,223 INFO L444 ceAbstractionStarter]: At program point L316-3(lines 307 320) the Hoare annotation is: false [2018-12-31 09:47:23,223 INFO L444 ceAbstractionStarter]: At program point L316-4(lines 307 320) the Hoare annotation is: false [2018-12-31 09:47:23,223 INFO L444 ceAbstractionStarter]: At program point L316-5(lines 307 320) the Hoare annotation is: false [2018-12-31 09:47:23,223 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 09:47:23,223 INFO L448 ceAbstractionStarter]: For program point L550(lines 549 596) no Hoare annotation was computed. [2018-12-31 09:47:23,224 INFO L448 ceAbstractionStarter]: For program point L551(lines 551 555) no Hoare annotation was computed. [2018-12-31 09:47:23,224 INFO L444 ceAbstractionStarter]: At program point L452(lines 447 455) the Hoare annotation is: (let ((.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~systemActive~0 1))) (let ((.cse1 (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) .cse4 (= ~pumpRunning~0 0) .cse5)) (.cse3 (<= 1 ~waterLevel~0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse0 (<= 2 ~waterLevel~0))) (or (and .cse0 .cse1) (and .cse2 .cse1 .cse3) (and (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) .cse1 (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~5) .cse3) (and (<= 1 ~pumpRunning~0) .cse2 .cse0 .cse4 .cse5)))) [2018-12-31 09:47:23,224 INFO L444 ceAbstractionStarter]: At program point L452-1(lines 447 455) the Hoare annotation is: false [2018-12-31 09:47:23,224 INFO L444 ceAbstractionStarter]: At program point L452-2(lines 447 455) the Hoare annotation is: false [2018-12-31 09:47:23,224 INFO L444 ceAbstractionStarter]: At program point L90-2(lines 90 104) the Hoare annotation is: false [2018-12-31 09:47:23,224 INFO L448 ceAbstractionStarter]: For program point L520(lines 520 524) no Hoare annotation was computed. [2018-12-31 09:47:23,224 INFO L448 ceAbstractionStarter]: For program point L520-2(lines 520 524) no Hoare annotation was computed. [2018-12-31 09:47:23,224 INFO L448 ceAbstractionStarter]: For program point L520-3(lines 520 524) no Hoare annotation was computed. [2018-12-31 09:47:23,224 INFO L448 ceAbstractionStarter]: For program point L520-5(lines 520 524) no Hoare annotation was computed. [2018-12-31 09:47:23,225 INFO L448 ceAbstractionStarter]: For program point L520-6(lines 520 524) no Hoare annotation was computed. [2018-12-31 09:47:23,225 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 09:47:23,225 INFO L448 ceAbstractionStarter]: For program point L520-8(lines 520 524) no Hoare annotation was computed. [2018-12-31 09:47:23,225 INFO L444 ceAbstractionStarter]: At program point L190(lines 185 192) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:47:23,225 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-31 09:47:23,225 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 591) no Hoare annotation was computed. [2018-12-31 09:47:23,225 INFO L444 ceAbstractionStarter]: At program point L587-2(lines 341 347) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and (= ~methAndRunningLastTime~0 0) (and .cse0 (= ~pumpRunning~0 0)) (<= 1 ~waterLevel~0) .cse1) (and (<= 1 ~pumpRunning~0) (<= 2 ~waterLevel~0) .cse0 .cse1))) [2018-12-31 09:47:23,225 INFO L448 ceAbstractionStarter]: For program point L258(lines 258 262) no Hoare annotation was computed. [2018-12-31 09:47:23,225 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2018-12-31 09:47:23,226 INFO L448 ceAbstractionStarter]: For program point L94(lines 94 98) no Hoare annotation was computed. [2018-12-31 09:47:23,226 INFO L448 ceAbstractionStarter]: For program point L94-1(lines 341 347) no Hoare annotation was computed. [2018-12-31 09:47:23,226 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 09:47:23,226 INFO L444 ceAbstractionStarter]: At program point L326(lines 321 329) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-12-31 09:47:23,226 INFO L444 ceAbstractionStarter]: At program point L326-1(lines 321 329) the Hoare annotation is: false [2018-12-31 09:47:23,226 INFO L444 ceAbstractionStarter]: At program point L326-2(lines 321 329) the Hoare annotation is: false [2018-12-31 09:47:23,226 INFO L448 ceAbstractionStarter]: For program point L559(lines 559 565) no Hoare annotation was computed. [2018-12-31 09:47:23,226 INFO L444 ceAbstractionStarter]: At program point L559-1(lines 559 565) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and (= ~methAndRunningLastTime~0 0) (and .cse0 (= ~pumpRunning~0 0)) (<= 1 ~waterLevel~0) .cse1) (and (<= 1 ~pumpRunning~0) (<= 2 ~waterLevel~0) .cse0 .cse1))) [2018-12-31 09:47:23,226 INFO L444 ceAbstractionStarter]: At program point L526(lines 511 529) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ULTIMATE.start_isLowWaterLevel_~tmp___0~2) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~5) (<= 1 |ULTIMATE.start_isLowWaterLevel_#res|) (<= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-12-31 09:47:23,227 INFO L444 ceAbstractionStarter]: At program point L526-1(lines 511 529) the Hoare annotation is: false [2018-12-31 09:47:23,227 INFO L444 ceAbstractionStarter]: At program point L526-2(lines 511 529) the Hoare annotation is: false [2018-12-31 09:47:23,227 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2018-12-31 09:47:23,227 INFO L444 ceAbstractionStarter]: At program point L65(lines 1 979) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 0) (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:47:23,227 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 09:47:23,227 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2018-12-31 09:47:23,227 INFO L448 ceAbstractionStarter]: For program point L167(lines 167 174) no Hoare annotation was computed. [2018-12-31 09:47:23,227 INFO L451 ceAbstractionStarter]: At program point L167-1(lines 167 174) the Hoare annotation is: true [2018-12-31 09:47:23,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 09:47:23 BoogieIcfgContainer [2018-12-31 09:47:23,263 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 09:47:23,263 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 09:47:23,263 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 09:47:23,263 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 09:47:23,264 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:47:10" (3/4) ... [2018-12-31 09:47:23,268 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 09:47:23,300 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-31 09:47:23,302 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-31 09:47:23,303 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-31 09:47:23,304 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-31 09:47:23,305 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-31 09:47:23,306 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 09:47:23,343 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((2 <= waterLevel && ((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == pumpRunning) && systemActive == 1) || (((0 == \result && 0 == tmp) && ((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == pumpRunning) && systemActive == 1) && 1 <= waterLevel)) || (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1)) || (((1 <= pumpRunning && splverifierCounter == 0) && 1 <= waterLevel) && systemActive == 1) [2018-12-31 09:47:23,343 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 <= waterLevel && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) || (((0 == \result && 0 == tmp) && 1 <= waterLevel) && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1)) || (((1 <= pumpRunning && 2 <= waterLevel) && 0 == methaneLevelCritical && splverifierCounter == 0) && systemActive == 1)) || ((((1 <= pumpRunning && methAndRunningLastTime == 0) && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) [2018-12-31 09:47:23,346 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 0 == \result) && 0 == tmp) && 1 <= waterLevel) || (((1 <= pumpRunning && 2 <= waterLevel) && (0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 2 <= waterLevel)) || ((((1 <= pumpRunning && methAndRunningLastTime == 0) && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) [2018-12-31 09:47:23,347 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && 0 == \result) && splverifierCounter == 0) && 1 <= waterLevel) && systemActive == 1 [2018-12-31 09:47:23,348 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && !(0 == \result)) && 1 <= waterLevel) && systemActive == 1) || (2 <= waterLevel && (methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || (2 <= waterLevel && ((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((0 == \result && ((splverifierCounter == 0 && pumpRunning == 0) && !(0 == \result)) && systemActive == 1) && 0 == tmp) && 1 <= waterLevel) [2018-12-31 09:47:23,348 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((2 <= waterLevel && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) || ((methAndRunningLastTime == 0 && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 1 <= waterLevel)) || (((0 == \result && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 0 == tmp) && 1 <= waterLevel)) || ((((1 <= pumpRunning && methAndRunningLastTime == 0) && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) [2018-12-31 09:47:23,349 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= tmp___0) && 0 == \result) && splverifierCounter == 0) && 0 == tmp) && 1 <= \result) && 1 <= waterLevel) && systemActive == 1 [2018-12-31 09:47:23,349 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 <= waterLevel && (methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) || (((0 == \result && 0 == tmp) && 1 <= waterLevel) && (!(0 == tmp) && ((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (2 <= waterLevel && ((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (2 <= waterLevel && (!(0 == tmp) && ((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((methAndRunningLastTime == 0 && 1 <= waterLevel) && !(0 == tmp) && ((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) [2018-12-31 09:47:23,457 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 09:47:23,457 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 09:47:23,458 INFO L168 Benchmark]: Toolchain (without parser) took 15289.32 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 299.9 MB). Free memory was 951.3 MB in the beginning and 912.8 MB in the end (delta: 38.5 MB). Peak memory consumption was 338.4 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:23,459 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:47:23,460 INFO L168 Benchmark]: CACSL2BoogieTranslator took 774.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -189.6 MB). Peak memory consumption was 50.3 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:23,460 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:23,460 INFO L168 Benchmark]: Boogie Preprocessor took 58.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:23,461 INFO L168 Benchmark]: RCFGBuilder took 1738.73 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: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:23,461 INFO L168 Benchmark]: TraceAbstraction took 12433.32 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 152.6 MB). Free memory was 1.1 GB in the beginning and 921.9 MB in the end (delta: 147.9 MB). Peak memory consumption was 330.6 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:23,462 INFO L168 Benchmark]: Witness Printer took 194.12 ms. Allocated memory is still 1.3 GB. Free memory was 921.9 MB in the beginning and 912.8 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 11.5 GB. [2018-12-31 09:47:23,467 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 774.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -189.6 MB). Peak memory consumption was 50.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1738.73 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: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12433.32 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 152.6 MB). Free memory was 1.1 GB in the beginning and 921.9 MB in the end (delta: 147.9 MB). Peak memory consumption was 330.6 MB. Max. memory is 11.5 GB. * Witness Printer took 194.12 ms. Allocated memory is still 1.3 GB. Free memory was 921.9 MB in the beginning and 912.8 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 976]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 976]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 976]: 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: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) || (((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= tmp___0) && 0 == \result) && splverifierCounter == 0) && 0 == tmp) && 1 <= \result) && 1 <= waterLevel) && systemActive == 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) || (((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 548]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: (((2 <= waterLevel && ((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == pumpRunning) && systemActive == 1) || (((0 == \result && 0 == tmp) && ((0 == methaneLevelCritical && splverifierCounter == 0) && 0 == pumpRunning) && systemActive == 1) && 1 <= waterLevel)) || (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1)) || (((1 <= pumpRunning && splverifierCounter == 0) && 1 <= waterLevel) && systemActive == 1) - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) || (((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: ((((((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && !(0 == \result)) && 1 <= waterLevel) && systemActive == 1) || (2 <= waterLevel && (methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || (2 <= waterLevel && ((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((0 == \result && ((splverifierCounter == 0 && pumpRunning == 0) && !(0 == \result)) && systemActive == 1) && 0 == tmp) && 1 <= waterLevel) - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 0 == \result) && 0 == tmp) && 1 <= waterLevel) || (((1 <= pumpRunning && 2 <= waterLevel) && (0 == methaneLevelCritical && splverifierCounter == 0) && 0 == \result) && systemActive == 1)) || (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 2 <= waterLevel)) || ((((1 <= pumpRunning && methAndRunningLastTime == 0) && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: (((2 <= waterLevel && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) || ((methAndRunningLastTime == 0 && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 1 <= waterLevel)) || (((0 == \result && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && 0 == tmp) && 1 <= waterLevel)) || ((((1 <= pumpRunning && methAndRunningLastTime == 0) && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) || (((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: ((((2 <= waterLevel && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) || (((0 == \result && 0 == tmp) && 1 <= waterLevel) && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || (((methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1)) || (((1 <= pumpRunning && 2 <= waterLevel) && 0 == methaneLevelCritical && splverifierCounter == 0) && systemActive == 1)) || ((((1 <= pumpRunning && methAndRunningLastTime == 0) && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && 0 == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && 0 == \result) && splverifierCounter == 0) && 1 <= waterLevel) && systemActive == 1 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: ((((2 <= waterLevel && (methAndRunningLastTime == 0 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) || (((0 == \result && 0 == tmp) && 1 <= waterLevel) && (!(0 == tmp) && ((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (2 <= waterLevel && ((0 == methaneLevelCritical && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (2 <= waterLevel && (!(0 == tmp) && ((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1)) || (((methAndRunningLastTime == 0 && 1 <= waterLevel) && !(0 == tmp) && ((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 121 locations, 3 error locations. SAFE Result, 12.3s OverallTime, 13 OverallIterations, 2 TraceHistogramMax, 3.9s AutomataDifference, 0.0s DeadEndRemovalTime, 4.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1237 SDtfs, 1607 SDslu, 1887 SDs, 0 SdLazy, 230 SolverSat, 54 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 197 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=234occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 807 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 171 NumberOfFragments, 792 HoareAnnotationTreeSize, 44 FomulaSimplifications, 258919 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 44 FomulaSimplificationsInter, 72597 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 574 NumberOfCodeBlocks, 574 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 559 ConstructedInterpolants, 0 QuantifiedInterpolants, 40757 SizeOfPredicates, 5 NumberOfNonLiveVariables, 848 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 96/99 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...