./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec3_product37_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_spec3_product37_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 1b0c0c83f247eef1881f0b5170efc2ede9b08897 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:47:59,922 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 09:47:59,923 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 09:47:59,938 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 09:47:59,939 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 09:47:59,940 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 09:47:59,941 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 09:47:59,943 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 09:47:59,945 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 09:47:59,946 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 09:47:59,947 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 09:47:59,947 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 09:47:59,948 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 09:47:59,950 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 09:47:59,951 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 09:47:59,951 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 09:47:59,952 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 09:47:59,955 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 09:47:59,957 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 09:47:59,959 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 09:47:59,960 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 09:47:59,961 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 09:47:59,964 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 09:47:59,964 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 09:47:59,965 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 09:47:59,966 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 09:47:59,967 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 09:47:59,968 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 09:47:59,969 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 09:47:59,970 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 09:47:59,970 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 09:47:59,971 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 09:47:59,971 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 09:47:59,972 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 09:47:59,973 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 09:47:59,974 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 09:47:59,974 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 09:47:59,989 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 09:47:59,990 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 09:47:59,991 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 09:47:59,991 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 09:47:59,991 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 09:47:59,992 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 09:47:59,992 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 09:47:59,993 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 09:47:59,993 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 09:47:59,993 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 09:47:59,993 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 09:47:59,995 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 09:47:59,995 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 09:47:59,995 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 09:47:59,995 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 09:47:59,995 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 09:47:59,995 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 09:47:59,996 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 09:47:59,996 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 09:47:59,996 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 09:47:59,996 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 09:47:59,996 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:47:59,997 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 09:47:59,997 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 09:47:59,997 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 09:47:59,997 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 09:47:59,997 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 09:47:59,997 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 09:47:59,998 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 -> 1b0c0c83f247eef1881f0b5170efc2ede9b08897 [2018-12-31 09:48:00,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 09:48:00,063 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 09:48:00,070 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 09:48:00,072 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 09:48:00,073 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 09:48:00,073 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec3_product37_true-unreach-call_false-termination.cil.c [2018-12-31 09:48:00,145 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ba8ae66/2d2db6d9555249fd9fb8009557f048ee/FLAGbcd27d2bc [2018-12-31 09:48:00,653 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 09:48:00,653 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec3_product37_true-unreach-call_false-termination.cil.c [2018-12-31 09:48:00,673 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ba8ae66/2d2db6d9555249fd9fb8009557f048ee/FLAGbcd27d2bc [2018-12-31 09:48:00,946 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ba8ae66/2d2db6d9555249fd9fb8009557f048ee [2018-12-31 09:48:00,950 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 09:48:00,953 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 09:48:00,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 09:48:00,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 09:48:00,962 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 09:48:00,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:48:00" (1/1) ... [2018-12-31 09:48:00,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32b06401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:00, skipping insertion in model container [2018-12-31 09:48:00,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:48:00" (1/1) ... [2018-12-31 09:48:00,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 09:48:01,043 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 09:48:01,443 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:48:01,470 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 09:48:01,591 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:48:01,716 INFO L195 MainTranslator]: Completed translation [2018-12-31 09:48:01,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:01 WrapperNode [2018-12-31 09:48:01,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 09:48:01,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 09:48:01,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 09:48:01,718 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 09:48:01,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:01" (1/1) ... [2018-12-31 09:48:01,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:01" (1/1) ... [2018-12-31 09:48:01,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 09:48:01,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 09:48:01,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 09:48:01,818 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 09:48:01,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:01" (1/1) ... [2018-12-31 09:48:01,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:01" (1/1) ... [2018-12-31 09:48:01,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:01" (1/1) ... [2018-12-31 09:48:01,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:01" (1/1) ... [2018-12-31 09:48:01,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:01" (1/1) ... [2018-12-31 09:48:01,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:01" (1/1) ... [2018-12-31 09:48:01,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:01" (1/1) ... [2018-12-31 09:48:01,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 09:48:01,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 09:48:01,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 09:48:01,902 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 09:48:01,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:01" (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 09:48:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 09:48:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 09:48:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 09:48:01,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 09:48:03,748 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 09:48:03,749 INFO L280 CfgBuilder]: Removed 162 assue(true) statements. [2018-12-31 09:48:03,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:48:03 BoogieIcfgContainer [2018-12-31 09:48:03,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 09:48:03,751 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 09:48:03,751 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 09:48:03,754 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 09:48:03,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 09:48:00" (1/3) ... [2018-12-31 09:48:03,755 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1500465 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:48:03, skipping insertion in model container [2018-12-31 09:48:03,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:01" (2/3) ... [2018-12-31 09:48:03,756 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1500465 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:48:03, skipping insertion in model container [2018-12-31 09:48:03,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:48:03" (3/3) ... [2018-12-31 09:48:03,758 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product37_true-unreach-call_false-termination.cil.c [2018-12-31 09:48:03,768 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 09:48:03,777 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 09:48:03,797 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 09:48:03,833 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 09:48:03,834 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 09:48:03,834 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 09:48:03,834 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 09:48:03,834 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 09:48:03,834 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 09:48:03,835 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 09:48:03,835 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 09:48:03,835 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 09:48:03,856 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states. [2018-12-31 09:48:03,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-31 09:48:03,863 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:03,865 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 09:48:03,867 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:03,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:03,873 INFO L82 PathProgramCache]: Analyzing trace with hash -259966017, now seen corresponding path program 1 times [2018-12-31 09:48:03,875 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:03,876 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:03,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:03,926 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:03,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:04,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:04,148 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 09:48:04,151 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:04,151 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:48:04,155 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 09:48:04,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 09:48:04,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:48:04,175 INFO L87 Difference]: Start difference. First operand 117 states. Second operand 2 states. [2018-12-31 09:48:04,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:04,213 INFO L93 Difference]: Finished difference Result 228 states and 347 transitions. [2018-12-31 09:48:04,214 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 09:48:04,215 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-12-31 09:48:04,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:04,230 INFO L225 Difference]: With dead ends: 228 [2018-12-31 09:48:04,231 INFO L226 Difference]: Without dead ends: 113 [2018-12-31 09:48:04,235 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 09:48:04,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2018-12-31 09:48:04,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2018-12-31 09:48:04,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-12-31 09:48:04,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 165 transitions. [2018-12-31 09:48:04,288 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 165 transitions. Word has length 18 [2018-12-31 09:48:04,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:04,288 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 165 transitions. [2018-12-31 09:48:04,288 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 09:48:04,288 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 165 transitions. [2018-12-31 09:48:04,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-31 09:48:04,290 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:04,290 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 09:48:04,291 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:04,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:04,291 INFO L82 PathProgramCache]: Analyzing trace with hash -1170996770, now seen corresponding path program 1 times [2018-12-31 09:48:04,291 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:04,291 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:04,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:04,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:04,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:04,466 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 09:48:04,466 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:04,466 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:48:04,469 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:48:04,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:48:04,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:48:04,472 INFO L87 Difference]: Start difference. First operand 113 states and 165 transitions. Second operand 3 states. [2018-12-31 09:48:04,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:04,509 INFO L93 Difference]: Finished difference Result 113 states and 165 transitions. [2018-12-31 09:48:04,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:48:04,511 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2018-12-31 09:48:04,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:04,513 INFO L225 Difference]: With dead ends: 113 [2018-12-31 09:48:04,513 INFO L226 Difference]: Without dead ends: 47 [2018-12-31 09:48:04,514 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 09:48:04,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-12-31 09:48:04,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2018-12-31 09:48:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-12-31 09:48:04,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 68 transitions. [2018-12-31 09:48:04,521 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 68 transitions. Word has length 19 [2018-12-31 09:48:04,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:04,521 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 68 transitions. [2018-12-31 09:48:04,521 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:48:04,522 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2018-12-31 09:48:04,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-31 09:48:04,523 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:04,524 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 09:48:04,524 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:04,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:04,524 INFO L82 PathProgramCache]: Analyzing trace with hash -524110554, now seen corresponding path program 1 times [2018-12-31 09:48:04,524 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:04,526 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:04,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:04,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:04,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:04,740 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 09:48:04,740 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:04,740 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:48:04,741 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 09:48:04,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 09:48:04,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:48:04,742 INFO L87 Difference]: Start difference. First operand 47 states and 68 transitions. Second operand 6 states. [2018-12-31 09:48:04,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:04,906 INFO L93 Difference]: Finished difference Result 88 states and 130 transitions. [2018-12-31 09:48:04,908 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 09:48:04,908 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2018-12-31 09:48:04,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:04,911 INFO L225 Difference]: With dead ends: 88 [2018-12-31 09:48:04,911 INFO L226 Difference]: Without dead ends: 47 [2018-12-31 09:48:04,912 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:48:04,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-12-31 09:48:04,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2018-12-31 09:48:04,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-12-31 09:48:04,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2018-12-31 09:48:04,920 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 24 [2018-12-31 09:48:04,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:04,920 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2018-12-31 09:48:04,920 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 09:48:04,921 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2018-12-31 09:48:04,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-31 09:48:04,922 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:04,923 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 09:48:04,923 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:04,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:04,924 INFO L82 PathProgramCache]: Analyzing trace with hash -339602961, now seen corresponding path program 1 times [2018-12-31 09:48:04,924 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:04,924 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:04,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:04,926 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:04,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:05,046 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 09:48:05,047 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:05,047 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:48:05,047 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:48:05,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:48:05,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:48:05,049 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand 3 states. [2018-12-31 09:48:05,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:05,209 INFO L93 Difference]: Finished difference Result 111 states and 161 transitions. [2018-12-31 09:48:05,211 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:48:05,211 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2018-12-31 09:48:05,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:05,212 INFO L225 Difference]: With dead ends: 111 [2018-12-31 09:48:05,212 INFO L226 Difference]: Without dead ends: 70 [2018-12-31 09:48:05,213 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 09:48:05,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2018-12-31 09:48:05,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 68. [2018-12-31 09:48:05,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-12-31 09:48:05,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 96 transitions. [2018-12-31 09:48:05,223 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 96 transitions. Word has length 26 [2018-12-31 09:48:05,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:05,223 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 96 transitions. [2018-12-31 09:48:05,223 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:48:05,223 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2018-12-31 09:48:05,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-31 09:48:05,224 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:05,225 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 09:48:05,225 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:05,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:05,225 INFO L82 PathProgramCache]: Analyzing trace with hash 659000928, now seen corresponding path program 1 times [2018-12-31 09:48:05,226 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:05,226 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:05,227 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:05,227 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:05,227 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:05,327 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 09:48:05,327 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:05,327 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:48:05,327 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:48:05,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:48:05,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:48:05,328 INFO L87 Difference]: Start difference. First operand 68 states and 96 transitions. Second operand 5 states. [2018-12-31 09:48:05,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:05,504 INFO L93 Difference]: Finished difference Result 183 states and 257 transitions. [2018-12-31 09:48:05,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:48:05,505 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-12-31 09:48:05,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:05,506 INFO L225 Difference]: With dead ends: 183 [2018-12-31 09:48:05,506 INFO L226 Difference]: Without dead ends: 121 [2018-12-31 09:48:05,507 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:48:05,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-12-31 09:48:05,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 74. [2018-12-31 09:48:05,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2018-12-31 09:48:05,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 102 transitions. [2018-12-31 09:48:05,527 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 102 transitions. Word has length 32 [2018-12-31 09:48:05,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:05,527 INFO L480 AbstractCegarLoop]: Abstraction has 74 states and 102 transitions. [2018-12-31 09:48:05,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:48:05,527 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2018-12-31 09:48:05,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-31 09:48:05,528 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:05,529 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:48:05,532 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:05,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:05,533 INFO L82 PathProgramCache]: Analyzing trace with hash -468395165, now seen corresponding path program 1 times [2018-12-31 09:48:05,533 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:05,533 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:05,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:05,535 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:05,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:05,797 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 09:48:05,797 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:05,797 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:48:05,798 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:48:05,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:48:05,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:48:05,798 INFO L87 Difference]: Start difference. First operand 74 states and 102 transitions. Second operand 5 states. [2018-12-31 09:48:06,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:06,079 INFO L93 Difference]: Finished difference Result 373 states and 530 transitions. [2018-12-31 09:48:06,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-31 09:48:06,080 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-12-31 09:48:06,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:06,083 INFO L225 Difference]: With dead ends: 373 [2018-12-31 09:48:06,083 INFO L226 Difference]: Without dead ends: 305 [2018-12-31 09:48:06,084 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:48:06,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2018-12-31 09:48:06,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 121. [2018-12-31 09:48:06,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2018-12-31 09:48:06,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 164 transitions. [2018-12-31 09:48:06,111 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 164 transitions. Word has length 32 [2018-12-31 09:48:06,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:06,111 INFO L480 AbstractCegarLoop]: Abstraction has 121 states and 164 transitions. [2018-12-31 09:48:06,113 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:48:06,114 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 164 transitions. [2018-12-31 09:48:06,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-31 09:48:06,120 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:06,120 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 09:48:06,121 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:06,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:06,121 INFO L82 PathProgramCache]: Analyzing trace with hash -1539441695, now seen corresponding path program 1 times [2018-12-31 09:48:06,121 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:06,121 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:06,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:06,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:06,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:06,445 WARN L181 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-12-31 09:48:06,549 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 09:48:06,549 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:06,549 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:48:06,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:48:06,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:48:06,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:48:06,551 INFO L87 Difference]: Start difference. First operand 121 states and 164 transitions. Second operand 5 states. [2018-12-31 09:48:07,022 WARN L181 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-12-31 09:48:07,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:07,677 INFO L93 Difference]: Finished difference Result 628 states and 878 transitions. [2018-12-31 09:48:07,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 09:48:07,678 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2018-12-31 09:48:07,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:07,682 INFO L225 Difference]: With dead ends: 628 [2018-12-31 09:48:07,682 INFO L226 Difference]: Without dead ends: 560 [2018-12-31 09:48:07,683 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:48:07,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2018-12-31 09:48:07,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 181. [2018-12-31 09:48:07,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2018-12-31 09:48:07,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 245 transitions. [2018-12-31 09:48:07,717 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 245 transitions. Word has length 33 [2018-12-31 09:48:07,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:07,717 INFO L480 AbstractCegarLoop]: Abstraction has 181 states and 245 transitions. [2018-12-31 09:48:07,717 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:48:07,717 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 245 transitions. [2018-12-31 09:48:07,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-31 09:48:07,719 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:07,719 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 09:48:07,719 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:07,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:07,720 INFO L82 PathProgramCache]: Analyzing trace with hash 1744408351, now seen corresponding path program 1 times [2018-12-31 09:48:07,720 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:07,720 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:07,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:07,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:07,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:07,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:07,823 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 09:48:07,824 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:07,824 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:48:07,824 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-31 09:48:07,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-31 09:48:07,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-31 09:48:07,826 INFO L87 Difference]: Start difference. First operand 181 states and 245 transitions. Second operand 4 states. [2018-12-31 09:48:08,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:08,137 INFO L93 Difference]: Finished difference Result 448 states and 616 transitions. [2018-12-31 09:48:08,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 09:48:08,137 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2018-12-31 09:48:08,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:08,139 INFO L225 Difference]: With dead ends: 448 [2018-12-31 09:48:08,140 INFO L226 Difference]: Without dead ends: 318 [2018-12-31 09:48:08,141 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:48:08,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2018-12-31 09:48:08,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 175. [2018-12-31 09:48:08,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2018-12-31 09:48:08,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 237 transitions. [2018-12-31 09:48:08,170 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 237 transitions. Word has length 33 [2018-12-31 09:48:08,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:08,171 INFO L480 AbstractCegarLoop]: Abstraction has 175 states and 237 transitions. [2018-12-31 09:48:08,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-31 09:48:08,171 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 237 transitions. [2018-12-31 09:48:08,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-31 09:48:08,172 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:08,173 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 09:48:08,173 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:08,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:08,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1164997414, now seen corresponding path program 1 times [2018-12-31 09:48:08,174 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:08,174 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:08,175 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:08,175 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:08,175 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:08,410 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 09:48:08,410 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:08,410 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-31 09:48:08,411 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-31 09:48:08,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-31 09:48:08,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:48:08,411 INFO L87 Difference]: Start difference. First operand 175 states and 237 transitions. Second operand 7 states. [2018-12-31 09:48:09,235 WARN L181 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-12-31 09:48:09,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:09,310 INFO L93 Difference]: Finished difference Result 494 states and 680 transitions. [2018-12-31 09:48:09,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-31 09:48:09,311 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2018-12-31 09:48:09,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:09,316 INFO L225 Difference]: With dead ends: 494 [2018-12-31 09:48:09,316 INFO L226 Difference]: Without dead ends: 325 [2018-12-31 09:48:09,317 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2018-12-31 09:48:09,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2018-12-31 09:48:09,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 160. [2018-12-31 09:48:09,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2018-12-31 09:48:09,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 210 transitions. [2018-12-31 09:48:09,348 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 210 transitions. Word has length 33 [2018-12-31 09:48:09,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:09,348 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 210 transitions. [2018-12-31 09:48:09,349 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-31 09:48:09,350 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 210 transitions. [2018-12-31 09:48:09,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-31 09:48:09,351 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:09,351 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 09:48:09,351 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:09,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:09,353 INFO L82 PathProgramCache]: Analyzing trace with hash 2002573789, now seen corresponding path program 1 times [2018-12-31 09:48:09,353 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:09,353 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:09,354 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:09,354 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:09,355 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:09,638 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 09:48:09,638 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:09,639 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-31 09:48:09,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-31 09:48:09,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-31 09:48:09,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:48:09,640 INFO L87 Difference]: Start difference. First operand 160 states and 210 transitions. Second operand 7 states. [2018-12-31 09:48:09,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:09,857 INFO L93 Difference]: Finished difference Result 434 states and 576 transitions. [2018-12-31 09:48:09,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-31 09:48:09,857 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2018-12-31 09:48:09,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:09,859 INFO L225 Difference]: With dead ends: 434 [2018-12-31 09:48:09,859 INFO L226 Difference]: Without dead ends: 280 [2018-12-31 09:48:09,860 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2018-12-31 09:48:09,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2018-12-31 09:48:09,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 160. [2018-12-31 09:48:09,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2018-12-31 09:48:09,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 207 transitions. [2018-12-31 09:48:09,887 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 207 transitions. Word has length 33 [2018-12-31 09:48:09,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:09,887 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 207 transitions. [2018-12-31 09:48:09,887 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-31 09:48:09,887 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 207 transitions. [2018-12-31 09:48:09,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-31 09:48:09,888 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:09,889 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:48:09,889 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:09,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:09,889 INFO L82 PathProgramCache]: Analyzing trace with hash 1625888868, now seen corresponding path program 1 times [2018-12-31 09:48:09,890 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:09,890 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:09,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:09,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:09,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:09,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:10,146 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:48:10,146 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:10,146 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:48:10,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:48:10,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:48:10,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:48:10,148 INFO L87 Difference]: Start difference. First operand 160 states and 207 transitions. Second operand 5 states. [2018-12-31 09:48:10,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:10,813 INFO L93 Difference]: Finished difference Result 822 states and 1060 transitions. [2018-12-31 09:48:10,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-31 09:48:10,814 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2018-12-31 09:48:10,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:10,817 INFO L225 Difference]: With dead ends: 822 [2018-12-31 09:48:10,818 INFO L226 Difference]: Without dead ends: 668 [2018-12-31 09:48:10,818 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:48:10,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2018-12-31 09:48:10,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 312. [2018-12-31 09:48:10,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 312 states. [2018-12-31 09:48:10,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 395 transitions. [2018-12-31 09:48:10,878 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 395 transitions. Word has length 51 [2018-12-31 09:48:10,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:10,879 INFO L480 AbstractCegarLoop]: Abstraction has 312 states and 395 transitions. [2018-12-31 09:48:10,879 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:48:10,879 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 395 transitions. [2018-12-31 09:48:10,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-31 09:48:10,880 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:10,880 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:48:10,880 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:10,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:10,881 INFO L82 PathProgramCache]: Analyzing trace with hash -1149655330, now seen corresponding path program 1 times [2018-12-31 09:48:10,881 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:10,881 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:10,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:10,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:10,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:11,420 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-31 09:48:11,420 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 09:48:11,420 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 09:48:11,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:11,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:11,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 09:48:11,643 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-31 09:48:11,674 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 09:48:11,674 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2018-12-31 09:48:11,675 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-31 09:48:11,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-31 09:48:11,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-12-31 09:48:11,675 INFO L87 Difference]: Start difference. First operand 312 states and 395 transitions. Second operand 10 states. [2018-12-31 09:48:12,249 WARN L181 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-12-31 09:48:12,495 WARN L181 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-12-31 09:48:13,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:13,037 INFO L93 Difference]: Finished difference Result 764 states and 965 transitions. [2018-12-31 09:48:13,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 09:48:13,041 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 52 [2018-12-31 09:48:13,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:13,043 INFO L225 Difference]: With dead ends: 764 [2018-12-31 09:48:13,044 INFO L226 Difference]: Without dead ends: 458 [2018-12-31 09:48:13,045 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2018-12-31 09:48:13,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2018-12-31 09:48:13,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 296. [2018-12-31 09:48:13,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-12-31 09:48:13,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 364 transitions. [2018-12-31 09:48:13,100 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 364 transitions. Word has length 52 [2018-12-31 09:48:13,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:13,100 INFO L480 AbstractCegarLoop]: Abstraction has 296 states and 364 transitions. [2018-12-31 09:48:13,100 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-31 09:48:13,100 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 364 transitions. [2018-12-31 09:48:13,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-31 09:48:13,101 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:13,102 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] [2018-12-31 09:48:13,102 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:13,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:13,102 INFO L82 PathProgramCache]: Analyzing trace with hash 889469905, now seen corresponding path program 1 times [2018-12-31 09:48:13,102 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:13,102 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:13,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:13,103 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:13,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:13,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:13,339 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-31 09:48:13,339 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:13,339 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:48:13,340 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 09:48:13,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 09:48:13,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:48:13,340 INFO L87 Difference]: Start difference. First operand 296 states and 364 transitions. Second operand 6 states. [2018-12-31 09:48:14,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:14,012 INFO L93 Difference]: Finished difference Result 737 states and 924 transitions. [2018-12-31 09:48:14,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-31 09:48:14,013 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2018-12-31 09:48:14,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:14,013 INFO L225 Difference]: With dead ends: 737 [2018-12-31 09:48:14,013 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 09:48:14,014 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2018-12-31 09:48:14,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 09:48:14,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 09:48:14,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 09:48:14,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 09:48:14,015 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 53 [2018-12-31 09:48:14,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:14,015 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 09:48:14,015 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 09:48:14,015 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 09:48:14,016 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 09:48:14,020 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 09:48:14,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:14,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:14,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:14,319 WARN L181 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 165 [2018-12-31 09:48:14,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:14,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:14,891 WARN L181 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 230 [2018-12-31 09:48:15,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,199 WARN L181 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 144 [2018-12-31 09:48:15,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,313 WARN L181 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 96 [2018-12-31 09:48:15,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,911 WARN L181 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 197 [2018-12-31 09:48:15,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:15,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:16,430 WARN L181 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 222 [2018-12-31 09:48:16,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:16,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:48:16,640 WARN L181 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 155 [2018-12-31 09:48:16,924 WARN L181 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 11 [2018-12-31 09:48:18,550 WARN L181 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 163 DAG size of output: 42 [2018-12-31 09:48:20,386 WARN L181 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 228 DAG size of output: 44 [2018-12-31 09:48:20,694 WARN L181 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 37 [2018-12-31 09:48:21,529 WARN L181 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 39 [2018-12-31 09:48:21,967 WARN L181 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 28 [2018-12-31 09:48:22,133 WARN L181 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 40 [2018-12-31 09:48:22,489 WARN L181 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 36 [2018-12-31 09:48:23,521 WARN L181 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 193 DAG size of output: 35 [2018-12-31 09:48:24,960 WARN L181 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 219 DAG size of output: 35 [2018-12-31 09:48:25,425 WARN L181 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 34 [2018-12-31 09:48:26,289 WARN L181 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 52 [2018-12-31 09:48:26,293 INFO L444 ceAbstractionStarter]: At program point L532(lines 532 538) the Hoare annotation is: (let ((.cse9 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse10 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0))) (let ((.cse6 (and .cse9 .cse10 .cse11 (= ~pumpRunning~0 0))) (.cse7 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~6 0)) (.cse8 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (and .cse7 (and (not (= 0 ~pumpRunning~0)) (and .cse5 (and .cse9 .cse10 .cse11))) .cse8)) (.cse3 (and (<= ~waterLevel~0 1) .cse6)) (.cse4 (<= 1 ~methaneLevelCritical~0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 1))) (or (and (and .cse0 .cse1) .cse2) (and .cse3 .cse0 .cse2) (and .cse4 .cse1 .cse2) (and .cse4 .cse3 .cse2) (and (and (and .cse5 .cse6) .cse7 .cse8) .cse4 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2))))) [2018-12-31 09:48:26,294 INFO L444 ceAbstractionStarter]: At program point L532-1(lines 532 538) the Hoare annotation is: false [2018-12-31 09:48:26,294 INFO L444 ceAbstractionStarter]: At program point L532-2(lines 532 538) the Hoare annotation is: false [2018-12-31 09:48:26,294 INFO L444 ceAbstractionStarter]: At program point L103(lines 99 105) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~0 1)) [2018-12-31 09:48:26,294 INFO L444 ceAbstractionStarter]: At program point L929(lines 924 932) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2018-12-31 09:48:26,294 INFO L451 ceAbstractionStarter]: At program point L139(lines 120 142) the Hoare annotation is: true [2018-12-31 09:48:26,294 INFO L448 ceAbstractionStarter]: For program point L768(lines 768 772) no Hoare annotation was computed. [2018-12-31 09:48:26,296 INFO L448 ceAbstractionStarter]: For program point L768-3(lines 768 772) no Hoare annotation was computed. [2018-12-31 09:48:26,296 INFO L444 ceAbstractionStarter]: At program point L636(lines 631 639) the Hoare annotation is: (and (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (not (= 0 ~pumpRunning~0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~6 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (not (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~0 1) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))) [2018-12-31 09:48:26,296 INFO L444 ceAbstractionStarter]: At program point L636-1(lines 631 639) the Hoare annotation is: false [2018-12-31 09:48:26,296 INFO L448 ceAbstractionStarter]: For program point L768-6(lines 768 772) no Hoare annotation was computed. [2018-12-31 09:48:26,296 INFO L444 ceAbstractionStarter]: At program point L636-2(lines 631 639) the Hoare annotation is: false [2018-12-31 09:48:26,296 INFO L448 ceAbstractionStarter]: For program point L736(lines 736 747) no Hoare annotation was computed. [2018-12-31 09:48:26,297 INFO L444 ceAbstractionStarter]: At program point L837(lines 832 840) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= ULTIMATE.start_main_~tmp~0 1)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0))) (or (and (and (and (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) .cse0 (<= ~waterLevel~0 1) (not (= |ULTIMATE.start_getWaterLevel_#res| 2)) .cse1 (= ~pumpRunning~0 0)) .cse2) .cse3 .cse4 .cse5) (and .cse4 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) .cse0 .cse5 .cse2 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)) .cse3 (= 1 ~systemActive~0) (not (= 0 ~pumpRunning~0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~6 0) .cse1))) [2018-12-31 09:48:26,297 INFO L444 ceAbstractionStarter]: At program point L837-1(lines 832 840) the Hoare annotation is: false [2018-12-31 09:48:26,297 INFO L444 ceAbstractionStarter]: At program point L837-2(lines 832 840) the Hoare annotation is: false [2018-12-31 09:48:26,297 INFO L444 ceAbstractionStarter]: At program point L805(lines 800 808) the Hoare annotation is: (let ((.cse0 (and (and (not (= 0 ~pumpRunning~0)) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~6 0) (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)))) (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))))) (or (and (<= 1 ~methaneLevelCritical~0) (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0) (and (= 0 ~methaneLevelCritical~0) .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)))) [2018-12-31 09:48:26,297 INFO L444 ceAbstractionStarter]: At program point L805-1(lines 800 808) the Hoare annotation is: (let ((.cse5 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0))) (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~6 0)) (.cse9 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))) (.cse1 (and .cse5 .cse7 (<= ~waterLevel~0 1) .cse8 (= ~pumpRunning~0 0))) (.cse10 (<= 1 ~methaneLevelCritical~0)) (.cse11 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (= ULTIMATE.start_main_~tmp~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (not (= 0 ~pumpRunning~0)) .cse5 .cse6 .cse7 .cse2 .cse8 .cse3 .cse9) (and .cse4 .cse5 .cse6 .cse7 .cse10 .cse8 .cse11 .cse3 .cse9) (and .cse1 .cse10 .cse11 .cse3)))) [2018-12-31 09:48:26,297 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2018-12-31 09:48:26,297 INFO L444 ceAbstractionStarter]: At program point L805-2(lines 800 808) the Hoare annotation is: false [2018-12-31 09:48:26,298 INFO L444 ceAbstractionStarter]: At program point L805-3(lines 800 808) the Hoare annotation is: false [2018-12-31 09:48:26,299 INFO L444 ceAbstractionStarter]: At program point L805-4(lines 800 808) the Hoare annotation is: false [2018-12-31 09:48:26,299 INFO L444 ceAbstractionStarter]: At program point L805-5(lines 800 808) the Hoare annotation is: false [2018-12-31 09:48:26,299 INFO L448 ceAbstractionStarter]: For program point L707(lines 706 751) no Hoare annotation was computed. [2018-12-31 09:48:26,300 INFO L448 ceAbstractionStarter]: For program point L708(lines 708 712) no Hoare annotation was computed. [2018-12-31 09:48:26,300 INFO L448 ceAbstractionStarter]: For program point L874(lines 874 894) no Hoare annotation was computed. [2018-12-31 09:48:26,300 INFO L448 ceAbstractionStarter]: For program point L874-2(lines 874 894) no Hoare annotation was computed. [2018-12-31 09:48:26,300 INFO L448 ceAbstractionStarter]: For program point L742(lines 742 746) no Hoare annotation was computed. [2018-12-31 09:48:26,300 INFO L448 ceAbstractionStarter]: For program point L874-4(lines 874 894) no Hoare annotation was computed. [2018-12-31 09:48:26,300 INFO L448 ceAbstractionStarter]: For program point L742-2(lines 525 531) no Hoare annotation was computed. [2018-12-31 09:48:26,300 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2018-12-31 09:48:26,300 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2018-12-31 09:48:26,300 INFO L444 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2018-12-31 09:48:26,300 INFO L448 ceAbstractionStarter]: For program point L845(lines 845 851) no Hoare annotation was computed. [2018-12-31 09:48:26,301 INFO L448 ceAbstractionStarter]: For program point L845-1(lines 845 851) no Hoare annotation was computed. [2018-12-31 09:48:26,301 INFO L448 ceAbstractionStarter]: For program point L845-2(lines 845 851) no Hoare annotation was computed. [2018-12-31 09:48:26,301 INFO L448 ceAbstractionStarter]: For program point L845-3(lines 845 851) no Hoare annotation was computed. [2018-12-31 09:48:26,301 INFO L448 ceAbstractionStarter]: For program point L845-4(lines 845 851) no Hoare annotation was computed. [2018-12-31 09:48:26,301 INFO L448 ceAbstractionStarter]: For program point L845-5(lines 845 851) no Hoare annotation was computed. [2018-12-31 09:48:26,301 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 09:48:26,301 INFO L448 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-12-31 09:48:26,301 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 784) no Hoare annotation was computed. [2018-12-31 09:48:26,301 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 893) no Hoare annotation was computed. [2018-12-31 09:48:26,302 INFO L444 ceAbstractionStarter]: At program point L880-1(lines 1 932) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0))) (let ((.cse6 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse8 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~6 0)) (.cse9 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse11 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))) (.cse7 (and .cse1 .cse2 (<= ~waterLevel~0 1) .cse3 .cse4)) (.cse12 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8)) (.cse13 (<= 1 ~methaneLevelCritical~0)) (.cse14 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (= ULTIMATE.start_main_~tmp~0 1))) (or (and (and .cse0 (and .cse1 (= 1 ~waterLevel~0) .cse2 .cse3 .cse4)) .cse5) (and .cse6 .cse7 .cse0 .cse8 .cse5) (and .cse6 .cse0 .cse8 (and .cse9 (and (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) .cse1 .cse10 .cse2 .cse3)) .cse11)) (and (and (and (and .cse10 (and .cse2 .cse3)) (= |ULTIMATE.start_valid_product_#res| 1)) .cse9 .cse11) .cse12 .cse13 .cse14 .cse5) (and .cse7 .cse12 .cse13 .cse14 .cse5)))) [2018-12-31 09:48:26,304 INFO L448 ceAbstractionStarter]: For program point L880-2(lines 880 893) no Hoare annotation was computed. [2018-12-31 09:48:26,304 INFO L444 ceAbstractionStarter]: At program point L880-3(lines 1 932) the Hoare annotation is: false [2018-12-31 09:48:26,305 INFO L448 ceAbstractionStarter]: For program point L880-4(lines 880 893) no Hoare annotation was computed. [2018-12-31 09:48:26,305 INFO L444 ceAbstractionStarter]: At program point L880-5(lines 1 932) the Hoare annotation is: false [2018-12-31 09:48:26,305 INFO L448 ceAbstractionStarter]: For program point L583(lines 583 600) no Hoare annotation was computed. [2018-12-31 09:48:26,305 INFO L448 ceAbstractionStarter]: For program point L583-1(lines 583 600) no Hoare annotation was computed. [2018-12-31 09:48:26,305 INFO L448 ceAbstractionStarter]: For program point L583-2(lines 583 600) no Hoare annotation was computed. [2018-12-31 09:48:26,305 INFO L448 ceAbstractionStarter]: For program point L716(lines 716 722) no Hoare annotation was computed. [2018-12-31 09:48:26,305 INFO L444 ceAbstractionStarter]: At program point L716-1(lines 716 722) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse9 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0))) (let ((.cse3 (and .cse7 .cse8 .cse9 (= ~pumpRunning~0 0))) (.cse4 (= ULTIMATE.start_main_~tmp~0 1)) (.cse0 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse6 (and (and (not (= 0 ~pumpRunning~0)) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~6 0) (and (= 1 ~systemActive~0) .cse7 .cse8 .cse9))) (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse6) (and (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0) .cse5 .cse6 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))))) [2018-12-31 09:48:26,305 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-12-31 09:48:26,305 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 525 531) no Hoare annotation was computed. [2018-12-31 09:48:26,306 INFO L444 ceAbstractionStarter]: At program point L850(lines 841 854) the Hoare annotation is: false [2018-12-31 09:48:26,306 INFO L444 ceAbstractionStarter]: At program point L850-1(lines 841 854) the Hoare annotation is: (let ((.cse4 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0))) (let ((.cse0 (and .cse4 .cse5 (<= ~waterLevel~0 1) .cse6 .cse8)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse7 (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse2 (= ULTIMATE.start_main_~tmp~0 1))) (or (and .cse0 .cse1 .cse2) (and (and .cse3 .cse0) .cse2) (and (and .cse4 .cse5 .cse6 .cse7 .cse8) .cse1 .cse2) (and (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) .cse2)))) [2018-12-31 09:48:26,306 INFO L444 ceAbstractionStarter]: At program point L850-2(lines 841 854) the Hoare annotation is: false [2018-12-31 09:48:26,306 INFO L444 ceAbstractionStarter]: At program point L850-3(lines 841 854) the Hoare annotation is: false [2018-12-31 09:48:26,306 INFO L444 ceAbstractionStarter]: At program point L850-4(lines 841 854) the Hoare annotation is: false [2018-12-31 09:48:26,306 INFO L448 ceAbstractionStarter]: For program point L685(lines 685 689) no Hoare annotation was computed. [2018-12-31 09:48:26,306 INFO L444 ceAbstractionStarter]: At program point L850-5(lines 841 854) the Hoare annotation is: false [2018-12-31 09:48:26,306 INFO L448 ceAbstractionStarter]: For program point L685-2(lines 685 689) no Hoare annotation was computed. [2018-12-31 09:48:26,306 INFO L448 ceAbstractionStarter]: For program point L685-3(lines 685 689) no Hoare annotation was computed. [2018-12-31 09:48:26,306 INFO L448 ceAbstractionStarter]: For program point L685-5(lines 685 689) no Hoare annotation was computed. [2018-12-31 09:48:26,306 INFO L448 ceAbstractionStarter]: For program point L685-6(lines 685 689) no Hoare annotation was computed. [2018-12-31 09:48:26,307 INFO L448 ceAbstractionStarter]: For program point L685-8(lines 685 689) no Hoare annotation was computed. [2018-12-31 09:48:26,307 INFO L448 ceAbstractionStarter]: For program point L685-9(lines 685 689) no Hoare annotation was computed. [2018-12-31 09:48:26,307 INFO L448 ceAbstractionStarter]: For program point L685-11(lines 685 689) no Hoare annotation was computed. [2018-12-31 09:48:26,307 INFO L448 ceAbstractionStarter]: For program point L685-12(lines 685 689) no Hoare annotation was computed. [2018-12-31 09:48:26,307 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 09:48:26,307 INFO L448 ceAbstractionStarter]: For program point L685-14(lines 685 689) no Hoare annotation was computed. [2018-12-31 09:48:26,307 INFO L448 ceAbstractionStarter]: For program point L685-15(lines 685 689) no Hoare annotation was computed. [2018-12-31 09:48:26,307 INFO L448 ceAbstractionStarter]: For program point L685-17(lines 685 689) no Hoare annotation was computed. [2018-12-31 09:48:26,307 INFO L448 ceAbstractionStarter]: For program point L884(lines 884 890) no Hoare annotation was computed. [2018-12-31 09:48:26,307 INFO L448 ceAbstractionStarter]: For program point L884-2(lines 884 890) no Hoare annotation was computed. [2018-12-31 09:48:26,307 INFO L444 ceAbstractionStarter]: At program point L752(lines 705 753) the Hoare annotation is: false [2018-12-31 09:48:26,308 INFO L448 ceAbstractionStarter]: For program point L884-4(lines 884 890) no Hoare annotation was computed. [2018-12-31 09:48:26,308 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 595) no Hoare annotation was computed. [2018-12-31 09:48:26,308 INFO L448 ceAbstractionStarter]: For program point L587-1(lines 587 595) no Hoare annotation was computed. [2018-12-31 09:48:26,308 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 595) no Hoare annotation was computed. [2018-12-31 09:48:26,308 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 09:48:26,308 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 574) no Hoare annotation was computed. [2018-12-31 09:48:26,308 INFO L448 ceAbstractionStarter]: For program point L557-1(lines 557 574) no Hoare annotation was computed. [2018-12-31 09:48:26,308 INFO L448 ceAbstractionStarter]: For program point L557-2(lines 557 574) no Hoare annotation was computed. [2018-12-31 09:48:26,308 INFO L448 ceAbstractionStarter]: For program point L557-3(lines 557 574) no Hoare annotation was computed. [2018-12-31 09:48:26,308 INFO L448 ceAbstractionStarter]: For program point L557-4(lines 557 574) no Hoare annotation was computed. [2018-12-31 09:48:26,308 INFO L448 ceAbstractionStarter]: For program point L557-5(lines 557 574) no Hoare annotation was computed. [2018-12-31 09:48:26,308 INFO L444 ceAbstractionStarter]: At program point L921(lines 1 932) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2018-12-31 09:48:26,309 INFO L444 ceAbstractionStarter]: At program point L525(lines 524 543) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_main_~tmp~0 1)) (.cse5 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0))) (let ((.cse1 (and .cse5 .cse6 .cse7 (= ~pumpRunning~0 0))) (.cse0 (<= 1 ~methaneLevelCritical~0)) (.cse4 (and (and (not (= 0 ~pumpRunning~0)) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~6 0) (and .cse5 .cse6 .cse7))) (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) .cse2 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (.cse3 (= 0 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse2) (and .cse4 .cse0) (and .cse4 .cse3)))) [2018-12-31 09:48:26,309 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 525 531) no Hoare annotation was computed. [2018-12-31 09:48:26,309 INFO L444 ceAbstractionStarter]: At program point L525-2(lines 524 543) the Hoare annotation is: false [2018-12-31 09:48:26,309 INFO L444 ceAbstractionStarter]: At program point L525-3(lines 524 543) the Hoare annotation is: false [2018-12-31 09:48:26,309 INFO L444 ceAbstractionStarter]: At program point L691(lines 676 694) the Hoare annotation is: false [2018-12-31 09:48:26,309 INFO L444 ceAbstractionStarter]: At program point L691-1(lines 676 694) the Hoare annotation is: (let ((.cse15 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~6 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse14 (<= ~waterLevel~0 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse13 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (let ((.cse6 (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse1 (not .cse13)) (.cse12 (and .cse2 .cse3 .cse4 .cse14 .cse5 .cse7)) (.cse9 (not .cse15)) (.cse10 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse11 (and .cse13 .cse2 .cse4 .cse14 .cse15 .cse5 .cse7)) (.cse8 (= ULTIMATE.start_main_~tmp~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse1 .cse2 .cse3 .cse4 .cse10 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse11 .cse10 .cse8) (and (and .cse0 .cse1 .cse12 .cse9) .cse8) (and (and .cse1 .cse12 .cse9) .cse10 .cse8) (and (and .cse0 .cse11) .cse8)))) [2018-12-31 09:48:26,309 INFO L444 ceAbstractionStarter]: At program point L691-2(lines 676 694) the Hoare annotation is: false [2018-12-31 09:48:26,309 INFO L444 ceAbstractionStarter]: At program point L691-3(lines 676 694) the Hoare annotation is: false [2018-12-31 09:48:26,309 INFO L444 ceAbstractionStarter]: At program point L691-4(lines 676 694) the Hoare annotation is: false [2018-12-31 09:48:26,310 INFO L444 ceAbstractionStarter]: At program point L691-5(lines 676 694) the Hoare annotation is: false [2018-12-31 09:48:26,310 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-12-31 09:48:26,310 INFO L451 ceAbstractionStarter]: At program point L130-1(lines 130 137) the Hoare annotation is: true [2018-12-31 09:48:26,311 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 09:48:26,311 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 796) no Hoare annotation was computed. [2018-12-31 09:48:26,311 INFO L448 ceAbstractionStarter]: For program point L726(lines 726 732) no Hoare annotation was computed. [2018-12-31 09:48:26,311 INFO L444 ceAbstractionStarter]: At program point L726-1(lines 726 732) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_main_~tmp~0 1)) (.cse5 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0))) (let ((.cse1 (and .cse5 .cse6 .cse7 (= ~pumpRunning~0 0))) (.cse0 (<= 1 ~methaneLevelCritical~0)) (.cse4 (and (and (not (= 0 ~pumpRunning~0)) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~6 0) (and .cse5 .cse6 .cse7))) (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) .cse2 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (.cse3 (= 0 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse2) (and .cse4 .cse0) (and .cse4 .cse3)))) [2018-12-31 09:48:26,311 INFO L444 ceAbstractionStarter]: At program point L627(lines 620 630) the Hoare annotation is: (let ((.cse0 (and (and (not (= 0 ~pumpRunning~0)) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~6 0) (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)))) (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))))) (or (and (<= 1 ~methaneLevelCritical~0) (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0) (and (= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (and (= 0 ~methaneLevelCritical~0) .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))))) [2018-12-31 09:48:26,311 INFO L444 ceAbstractionStarter]: At program point L627-1(lines 620 630) the Hoare annotation is: false [2018-12-31 09:48:26,311 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 569) no Hoare annotation was computed. [2018-12-31 09:48:26,311 INFO L444 ceAbstractionStarter]: At program point L627-2(lines 620 630) the Hoare annotation is: false [2018-12-31 09:48:26,311 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 561 569) no Hoare annotation was computed. [2018-12-31 09:48:26,312 INFO L448 ceAbstractionStarter]: For program point L561-2(lines 561 569) no Hoare annotation was computed. [2018-12-31 09:48:26,312 INFO L448 ceAbstractionStarter]: For program point L561-3(lines 561 569) no Hoare annotation was computed. [2018-12-31 09:48:26,312 INFO L448 ceAbstractionStarter]: For program point L561-4(lines 561 569) no Hoare annotation was computed. [2018-12-31 09:48:26,312 INFO L448 ceAbstractionStarter]: For program point L561-5(lines 561 569) no Hoare annotation was computed. [2018-12-31 09:48:26,312 INFO L448 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-12-31 09:48:26,312 INFO L448 ceAbstractionStarter]: For program point L860-1(line 860) no Hoare annotation was computed. [2018-12-31 09:48:26,312 INFO L448 ceAbstractionStarter]: For program point L860-2(line 860) no Hoare annotation was computed. [2018-12-31 09:48:26,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 09:48:26 BoogieIcfgContainer [2018-12-31 09:48:26,386 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 09:48:26,386 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 09:48:26,387 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 09:48:26,387 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 09:48:26,388 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:48:03" (3/4) ... [2018-12-31 09:48:26,393 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 09:48:26,423 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-31 09:48:26,425 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-12-31 09:48:26,427 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-31 09:48:26,428 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-31 09:48:26,430 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-31 09:48:26,431 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 09:48:26,468 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 [2018-12-31 09:48:26,469 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && tmp == systemActive) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == 1 [2018-12-31 09:48:26,470 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && (((tmp == systemActive && 1 == waterLevel) && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || ((((tmp == 0 && (((tmp == systemActive && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 1)) || (((tmp == 0 && 0 == methaneLevelCritical) && 0 == \result) && (!(0 == \result) && !(0 == pumpRunning) && (((1 == systemActive && tmp == systemActive) && tmp == 0) && splverifierCounter == 0) && \result == systemActive) && !(0 == tmp___0))) || ((((((((tmp == 0 && splverifierCounter == 0 && \result == systemActive) && \result == 1) && !(0 == \result)) && !(0 == tmp___0)) && 1 <= tmp) && 1 <= methaneLevelCritical) && 1 <= \result) && tmp == 1)) || ((((((((tmp == systemActive && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 1 <= tmp) && 1 <= methaneLevelCritical) && 1 <= \result) && tmp == 1) [2018-12-31 09:48:26,472 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= tmp && 1 <= methaneLevelCritical) && 1 <= \result) && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || ((0 == methaneLevelCritical && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1)) || (((1 <= tmp && 1 <= methaneLevelCritical) && 1 <= \result) && ((!(0 == pumpRunning) && tmp == 0 && ((1 == systemActive && tmp == systemActive) && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && !(0 == tmp___0))) || (((tmp == 0 && 0 == methaneLevelCritical) && ((!(0 == pumpRunning) && tmp == 0 && ((1 == systemActive && tmp == systemActive) && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && !(0 == tmp___0)) && 0 == \result) [2018-12-31 09:48:26,472 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= methaneLevelCritical && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || ((0 == methaneLevelCritical && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1)) || (((((!(0 == pumpRunning) && tmp == 0 && (tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && tmp == 1) && !(0 == tmp___0)) && 1 <= methaneLevelCritical)) || (((((!(0 == pumpRunning) && tmp == 0 && (tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && tmp == 1) && !(0 == tmp___0)) && 0 == methaneLevelCritical) [2018-12-31 09:48:26,475 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= methaneLevelCritical && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || ((0 == methaneLevelCritical && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1)) || (((((!(0 == pumpRunning) && tmp == 0 && (tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && tmp == 1) && !(0 == tmp___0)) && 1 <= methaneLevelCritical)) || (((((!(0 == pumpRunning) && tmp == 0 && (tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && tmp == 1) && !(0 == tmp___0)) && 0 == methaneLevelCritical) [2018-12-31 09:48:26,475 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && (!(0 == \result) && !(0 == pumpRunning) && tmp == 0 && (tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && !(0 == tmp___0)) && tmp == 1) || (((waterLevel <= 1 && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && 0 == methaneLevelCritical) && tmp == 1)) || ((1 <= methaneLevelCritical && (!(0 == \result) && !(0 == pumpRunning) && tmp == 0 && (tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && !(0 == tmp___0)) && tmp == 1)) || ((1 <= methaneLevelCritical && waterLevel <= 1 && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1)) || ((((((tmp == 0 && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && !(0 == \result)) && !(0 == tmp___0)) && 1 <= methaneLevelCritical) && 1 <= \result) && tmp == 1) [2018-12-31 09:48:26,479 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && (((tmp == systemActive && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == \result) && tmp == 1) || (((((((((0 == methaneLevelCritical && !(0 == \result)) && !(0 == pumpRunning)) && tmp == systemActive) && tmp == 0) && splverifierCounter == 0) && 0 == \result) && \result == systemActive) && tmp == 1) && !(0 == tmp___0))) || ((((((((!(0 == \result) && tmp == systemActive) && tmp == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && tmp == 1) && !(0 == tmp___0))) || (((((((tmp == systemActive && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= \result) && tmp == 1) [2018-12-31 09:48:26,479 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 <= methaneLevelCritical && 1 <= \result) && ((!(0 == pumpRunning) && tmp == 0 && ((1 == systemActive && tmp == systemActive) && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && !(0 == tmp___0)) || ((0 == methaneLevelCritical && ((!(0 == pumpRunning) && tmp == 0 && ((1 == systemActive && tmp == systemActive) && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && !(0 == tmp___0)) && 0 == \result) [2018-12-31 09:48:26,482 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 <= methaneLevelCritical && 1 <= \result) && ((!(0 == pumpRunning) && tmp == 0 && ((1 == systemActive && tmp == systemActive) && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && !(0 == tmp___0)) || (0 == \result && (0 == methaneLevelCritical && ((!(0 == pumpRunning) && tmp == 0 && ((1 == systemActive && tmp == systemActive) && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && !(0 == tmp___0)) && 0 == \result) [2018-12-31 09:48:26,482 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == systemActive && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 1 <= methaneLevelCritical) && tmp == 1) || ((0 == methaneLevelCritical && (((tmp == systemActive && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && tmp == 1)) || ((((((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && 0 == \result) && pumpRunning == 0) && 1 <= methaneLevelCritical) && tmp == 1)) || ((((((0 == methaneLevelCritical && tmp == systemActive) && splverifierCounter == 0) && \result == systemActive) && 0 == \result) && pumpRunning == 0) && tmp == 1) [2018-12-31 09:48:26,482 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == systemActive && splverifierCounter == 0) && waterLevel <= 1) && !(\result == 2)) && \result == systemActive) && pumpRunning == 0) && tmp == 1) && tmp == 0) && 0 == methaneLevelCritical) && 0 == \result) || ((((((((((0 == methaneLevelCritical && !(0 == \result)) && splverifierCounter == 0) && 0 == \result) && tmp == 1) && !(0 == tmp___0)) && tmp == 0) && 1 == systemActive) && !(0 == pumpRunning)) && tmp == 0) && \result == systemActive) [2018-12-31 09:48:26,483 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((0 == methaneLevelCritical && !(0 == \result)) && tmp == systemActive) && tmp == 0) && splverifierCounter == 0) && \result == systemActive) && 0 == \result) && pumpRunning == 0) && tmp == 1) && !(0 == tmp___0)) || (((((((((!(0 == \result) && tmp == systemActive) && tmp == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && \result == systemActive) && 0 == \result) && pumpRunning == 0) && tmp == 1) && !(0 == tmp___0))) || ((((((((0 == \result && tmp == systemActive) && splverifierCounter == 0) && waterLevel <= 1) && 0 == tmp___0) && \result == systemActive) && pumpRunning == 0) && 1 <= methaneLevelCritical) && tmp == 1)) || ((((0 == methaneLevelCritical && !(0 == \result)) && ((((tmp == systemActive && tmp == 0) && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && !(0 == tmp___0)) && tmp == 1)) || ((((!(0 == \result) && ((((tmp == systemActive && tmp == 0) && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && !(0 == tmp___0)) && 1 <= methaneLevelCritical) && tmp == 1)) || ((0 == methaneLevelCritical && (((((0 == \result && tmp == systemActive) && splverifierCounter == 0) && waterLevel <= 1) && 0 == tmp___0) && \result == systemActive) && pumpRunning == 0) && tmp == 1) [2018-12-31 09:48:26,488 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == 0 && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && !(0 == pumpRunning)) && tmp == 0) && splverifierCounter == 0) && 0 == \result) && !(0 == \result)) && \result == systemActive) && tmp == 1) && !(0 == tmp___0) [2018-12-31 09:48:26,612 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 09:48:26,613 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 09:48:26,614 INFO L168 Benchmark]: Toolchain (without parser) took 25662.84 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 379.1 MB). Free memory was 947.3 MB in the beginning and 923.4 MB in the end (delta: 23.9 MB). Peak memory consumption was 403.0 MB. Max. memory is 11.5 GB. [2018-12-31 09:48:26,616 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:48:26,616 INFO L168 Benchmark]: CACSL2BoogieTranslator took 763.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 947.3 MB in the beginning and 1.2 GB in the end (delta: -204.4 MB). Peak memory consumption was 43.4 MB. Max. memory is 11.5 GB. [2018-12-31 09:48:26,616 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-31 09:48:26,617 INFO L168 Benchmark]: Boogie Preprocessor took 83.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-31 09:48:26,617 INFO L168 Benchmark]: RCFGBuilder took 1848.45 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: 58.2 MB). Peak memory consumption was 58.2 MB. Max. memory is 11.5 GB. [2018-12-31 09:48:26,617 INFO L168 Benchmark]: TraceAbstraction took 22635.27 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 221.2 MB). Free memory was 1.1 GB in the beginning and 934.0 MB in the end (delta: 146.2 MB). Peak memory consumption was 470.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:48:26,620 INFO L168 Benchmark]: Witness Printer took 226.86 ms. Allocated memory is still 1.4 GB. Free memory was 934.0 MB in the beginning and 923.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-31 09:48:26,624 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 763.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 947.3 MB in the beginning and 1.2 GB in the end (delta: -204.4 MB). Peak memory consumption was 43.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 83.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1848.45 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: 58.2 MB). Peak memory consumption was 58.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 22635.27 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 221.2 MB). Free memory was 1.1 GB in the beginning and 934.0 MB in the end (delta: 146.2 MB). Peak memory consumption was 470.8 MB. Max. memory is 11.5 GB. * Witness Printer took 226.86 ms. Allocated memory is still 1.4 GB. Free memory was 934.0 MB in the beginning and 923.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 860]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 860]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 860]: 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: 832]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: ((((((1 <= tmp && 1 <= methaneLevelCritical) && 1 <= \result) && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || ((0 == methaneLevelCritical && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1)) || (((1 <= tmp && 1 <= methaneLevelCritical) && 1 <= \result) && ((!(0 == pumpRunning) && tmp == 0 && ((1 == systemActive && tmp == systemActive) && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && !(0 == tmp___0))) || (((tmp == 0 && 0 == methaneLevelCritical) && ((!(0 == pumpRunning) && tmp == 0 && ((1 == systemActive && tmp == systemActive) && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && !(0 == tmp___0)) && 0 == \result) - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && (!(0 == \result) && !(0 == pumpRunning) && tmp == 0 && (tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && !(0 == tmp___0)) && tmp == 1) || (((waterLevel <= 1 && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && 0 == methaneLevelCritical) && tmp == 1)) || ((1 <= methaneLevelCritical && (!(0 == \result) && !(0 == pumpRunning) && tmp == 0 && (tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && !(0 == tmp___0)) && tmp == 1)) || ((1 <= methaneLevelCritical && waterLevel <= 1 && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1)) || ((((((tmp == 0 && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && !(0 == \result)) && !(0 == tmp___0)) && 1 <= methaneLevelCritical) && 1 <= \result) && tmp == 1) - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: ((1 <= methaneLevelCritical && 1 <= \result) && ((!(0 == pumpRunning) && tmp == 0 && ((1 == systemActive && tmp == systemActive) && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && !(0 == tmp___0)) || (0 == \result && (0 == methaneLevelCritical && ((!(0 == pumpRunning) && tmp == 0 && ((1 == systemActive && tmp == systemActive) && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && !(0 == tmp___0)) && 0 == \result) - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: (((((((((((((0 == methaneLevelCritical && !(0 == \result)) && tmp == systemActive) && tmp == 0) && splverifierCounter == 0) && \result == systemActive) && 0 == \result) && pumpRunning == 0) && tmp == 1) && !(0 == tmp___0)) || (((((((((!(0 == \result) && tmp == systemActive) && tmp == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && \result == systemActive) && 0 == \result) && pumpRunning == 0) && tmp == 1) && !(0 == tmp___0))) || ((((((((0 == \result && tmp == systemActive) && splverifierCounter == 0) && waterLevel <= 1) && 0 == tmp___0) && \result == systemActive) && pumpRunning == 0) && 1 <= methaneLevelCritical) && tmp == 1)) || ((((0 == methaneLevelCritical && !(0 == \result)) && ((((tmp == systemActive && tmp == 0) && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && !(0 == tmp___0)) && tmp == 1)) || ((((!(0 == \result) && ((((tmp == systemActive && tmp == 0) && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && !(0 == tmp___0)) && 1 <= methaneLevelCritical) && tmp == 1)) || ((0 == methaneLevelCritical && (((((0 == \result && tmp == systemActive) && splverifierCounter == 0) && waterLevel <= 1) && 0 == tmp___0) && \result == systemActive) && pumpRunning == 0) && tmp == 1) - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: ((((((((((tmp == 0 && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && !(0 == pumpRunning)) && tmp == 0) && splverifierCounter == 0) && 0 == \result) && !(0 == \result)) && \result == systemActive) && tmp == 1) && !(0 == tmp___0) - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: ((((((((tmp == systemActive && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 1 <= methaneLevelCritical) && tmp == 1) || ((0 == methaneLevelCritical && (((tmp == systemActive && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && tmp == 1)) || ((((((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && 0 == \result) && pumpRunning == 0) && 1 <= methaneLevelCritical) && tmp == 1)) || ((((((0 == methaneLevelCritical && tmp == systemActive) && splverifierCounter == 0) && \result == systemActive) && 0 == \result) && pumpRunning == 0) && tmp == 1) - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: (((((((((tmp == systemActive && splverifierCounter == 0) && waterLevel <= 1) && !(\result == 2)) && \result == systemActive) && pumpRunning == 0) && tmp == 1) && tmp == 0) && 0 == methaneLevelCritical) && 0 == \result) || ((((((((((0 == methaneLevelCritical && !(0 == \result)) && splverifierCounter == 0) && 0 == \result) && tmp == 1) && !(0 == tmp___0)) && tmp == 0) && 1 == systemActive) && !(0 == pumpRunning)) && tmp == 0) && \result == systemActive) - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && (((tmp == systemActive && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == \result) && tmp == 1) || (((((((((0 == methaneLevelCritical && !(0 == \result)) && !(0 == pumpRunning)) && tmp == systemActive) && tmp == 0) && splverifierCounter == 0) && 0 == \result) && \result == systemActive) && tmp == 1) && !(0 == tmp___0))) || ((((((((!(0 == \result) && tmp == systemActive) && tmp == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && tmp == 1) && !(0 == tmp___0))) || (((((((tmp == systemActive && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= \result) && tmp == 1) - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: ((((1 <= methaneLevelCritical && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || ((0 == methaneLevelCritical && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1)) || (((((!(0 == pumpRunning) && tmp == 0 && (tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && tmp == 1) && !(0 == tmp___0)) && 1 <= methaneLevelCritical)) || (((((!(0 == pumpRunning) && tmp == 0 && (tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && tmp == 1) && !(0 == tmp___0)) && 0 == methaneLevelCritical) - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && tmp == systemActive) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == 1 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: ((((1 <= methaneLevelCritical && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || ((0 == methaneLevelCritical && ((tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1)) || (((((!(0 == pumpRunning) && tmp == 0 && (tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && tmp == 1) && !(0 == tmp___0)) && 1 <= methaneLevelCritical)) || (((((!(0 == pumpRunning) && tmp == 0 && (tmp == systemActive && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && tmp == 1) && !(0 == tmp___0)) && 0 == methaneLevelCritical) - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: ((1 <= methaneLevelCritical && 1 <= \result) && ((!(0 == pumpRunning) && tmp == 0 && ((1 == systemActive && tmp == systemActive) && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && !(0 == tmp___0)) || ((0 == methaneLevelCritical && ((!(0 == pumpRunning) && tmp == 0 && ((1 == systemActive && tmp == systemActive) && splverifierCounter == 0) && \result == systemActive) && !(0 == \result)) && !(0 == tmp___0)) && 0 == \result) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && (((tmp == systemActive && 1 == waterLevel) && splverifierCounter == 0) && \result == systemActive) && pumpRunning == 0) && tmp == 1) || ((((tmp == 0 && (((tmp == systemActive && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 1)) || (((tmp == 0 && 0 == methaneLevelCritical) && 0 == \result) && (!(0 == \result) && !(0 == pumpRunning) && (((1 == systemActive && tmp == systemActive) && tmp == 0) && splverifierCounter == 0) && \result == systemActive) && !(0 == tmp___0))) || ((((((((tmp == 0 && splverifierCounter == 0 && \result == systemActive) && \result == 1) && !(0 == \result)) && !(0 == tmp___0)) && 1 <= tmp) && 1 <= methaneLevelCritical) && 1 <= \result) && tmp == 1)) || ((((((((tmp == systemActive && splverifierCounter == 0) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 1 <= tmp) && 1 <= methaneLevelCritical) && 1 <= \result) && tmp == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 117 locations, 3 error locations. SAFE Result, 22.4s OverallTime, 13 OverallIterations, 2 TraceHistogramMax, 6.2s AutomataDifference, 0.0s DeadEndRemovalTime, 12.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1355 SDtfs, 2324 SDslu, 2587 SDs, 0 SdLazy, 404 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=312occurred in iteration=11, 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, 1558 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 230 NumberOfFragments, 1423 HoareAnnotationTreeSize, 45 FomulaSimplifications, 3570152 FormulaSimplificationTreeSizeReduction, 2.6s HoareSimplificationTime, 45 FomulaSimplificationsInter, 811192 FormulaSimplificationTreeSizeReductionInter, 9.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 491 NumberOfCodeBlocks, 491 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 477 ConstructedInterpolants, 0 QuantifiedInterpolants, 39921 SizeOfPredicates, 4 NumberOfNonLiveVariables, 407 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 54/58 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...