./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_true-unreach-call_true-valid-memsafety_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_76abb317-9332-4711-ac9f-112256a6e23c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_76abb317-9332-4711-ac9f-112256a6e23c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_76abb317-9332-4711-ac9f-112256a6e23c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_76abb317-9332-4711-ac9f-112256a6e23c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_true-unreach-call_true-valid-memsafety_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_76abb317-9332-4711-ac9f-112256a6e23c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_76abb317-9332-4711-ac9f-112256a6e23c/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 411af8a324a718637cdc1e76e82ebb1de5e49e9c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 03:51:02,964 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 03:51:02,965 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 03:51:02,971 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 03:51:02,971 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 03:51:02,972 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 03:51:02,972 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 03:51:02,974 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 03:51:02,975 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 03:51:02,975 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 03:51:02,976 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 03:51:02,976 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 03:51:02,977 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 03:51:02,978 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 03:51:02,979 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 03:51:02,979 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 03:51:02,980 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 03:51:02,981 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 03:51:02,983 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 03:51:02,984 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 03:51:02,985 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 03:51:02,986 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 03:51:02,988 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 03:51:02,988 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 03:51:02,988 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 03:51:02,989 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 03:51:02,989 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 03:51:02,989 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 03:51:02,990 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 03:51:02,990 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 03:51:02,990 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 03:51:02,991 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 03:51:02,991 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 03:51:02,991 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 03:51:02,991 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 03:51:02,992 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 03:51:02,992 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_76abb317-9332-4711-ac9f-112256a6e23c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 03:51:02,999 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 03:51:02,999 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 03:51:02,999 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 03:51:02,999 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 03:51:03,000 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 03:51:03,000 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 03:51:03,000 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 03:51:03,000 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 03:51:03,001 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 03:51:03,001 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 03:51:03,001 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 03:51:03,001 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 03:51:03,001 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 03:51:03,001 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 03:51:03,002 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 03:51:03,003 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 03:51:03,003 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 03:51:03,003 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 03:51:03,003 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 03:51:03,003 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 03:51:03,004 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 03:51:03,004 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 03:51:03,004 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 03:51:03,004 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 03:51:03,004 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 03:51:03,004 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 03:51:03,004 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 03:51:03,005 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 03:51:03,005 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 03:51:03,005 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_76abb317-9332-4711-ac9f-112256a6e23c/bin-2019/ukojak 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 -> Kojak 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 -> 411af8a324a718637cdc1e76e82ebb1de5e49e9c [2018-11-23 03:51:03,028 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 03:51:03,035 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 03:51:03,037 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 03:51:03,038 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 03:51:03,038 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 03:51:03,039 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_76abb317-9332-4711-ac9f-112256a6e23c/bin-2019/ukojak/../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-23 03:51:03,073 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_76abb317-9332-4711-ac9f-112256a6e23c/bin-2019/ukojak/data/909792c85/35fd218955de41589ea4c0d811236030/FLAG61b772910 [2018-11-23 03:51:03,487 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 03:51:03,487 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_76abb317-9332-4711-ac9f-112256a6e23c/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-23 03:51:03,494 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_76abb317-9332-4711-ac9f-112256a6e23c/bin-2019/ukojak/data/909792c85/35fd218955de41589ea4c0d811236030/FLAG61b772910 [2018-11-23 03:51:03,506 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_76abb317-9332-4711-ac9f-112256a6e23c/bin-2019/ukojak/data/909792c85/35fd218955de41589ea4c0d811236030 [2018-11-23 03:51:03,508 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 03:51:03,508 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 03:51:03,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 03:51:03,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 03:51:03,511 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 03:51:03,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:03" (1/1) ... [2018-11-23 03:51:03,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@325aa0bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:03, skipping insertion in model container [2018-11-23 03:51:03,513 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:03" (1/1) ... [2018-11-23 03:51:03,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 03:51:03,551 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 03:51:03,708 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:51:03,711 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 03:51:03,759 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:51:03,771 INFO L195 MainTranslator]: Completed translation [2018-11-23 03:51:03,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:03 WrapperNode [2018-11-23 03:51:03,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 03:51:03,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 03:51:03,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 03:51:03,772 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 03:51:03,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:03" (1/1) ... [2018-11-23 03:51:03,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:03" (1/1) ... [2018-11-23 03:51:03,859 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 03:51:03,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 03:51:03,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 03:51:03,860 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 03:51:03,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:03" (1/1) ... [2018-11-23 03:51:03,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:03" (1/1) ... [2018-11-23 03:51:03,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:03" (1/1) ... [2018-11-23 03:51:03,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:03" (1/1) ... [2018-11-23 03:51:03,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:03" (1/1) ... [2018-11-23 03:51:03,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:03" (1/1) ... [2018-11-23 03:51:03,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:03" (1/1) ... [2018-11-23 03:51:03,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 03:51:03,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 03:51:03,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 03:51:03,892 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 03:51:03,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_76abb317-9332-4711-ac9f-112256a6e23c/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-23 03:51:03,929 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2018-11-23 03:51:03,929 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2018-11-23 03:51:03,930 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2018-11-23 03:51:03,930 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2018-11-23 03:51:03,930 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-11-23 03:51:03,930 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-11-23 03:51:03,930 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2018-11-23 03:51:03,930 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2018-11-23 03:51:03,930 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2018-11-23 03:51:03,931 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2018-11-23 03:51:03,931 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2018-11-23 03:51:03,931 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2018-11-23 03:51:03,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 03:51:03,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 03:51:03,931 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2018-11-23 03:51:03,931 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2018-11-23 03:51:04,182 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 03:51:04,183 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 03:51:04,188 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 03:51:04,188 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 03:51:04,190 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 03:51:04,190 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 03:51:04,194 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 03:51:04,194 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 03:51:04,195 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 03:51:04,196 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 03:51:04,546 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 03:51:04,546 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 03:51:04,989 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 03:51:04,989 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-11-23 03:51:04,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:51:04 BoogieIcfgContainer [2018-11-23 03:51:04,990 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 03:51:04,990 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 03:51:04,990 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 03:51:04,999 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 03:51:05,000 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:51:04" (1/1) ... [2018-11-23 03:51:05,009 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:51:05,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:05,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 146 states and 229 transitions. [2018-11-23 03:51:05,038 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 229 transitions. [2018-11-23 03:51:05,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 03:51:05,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:05,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:05,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:05,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 145 states and 214 transitions. [2018-11-23 03:51:05,185 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 214 transitions. [2018-11-23 03:51:05,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 03:51:05,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:05,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:05,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:05,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 144 states and 212 transitions. [2018-11-23 03:51:05,261 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 212 transitions. [2018-11-23 03:51:05,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 03:51:05,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:05,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:05,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:05,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 143 states and 210 transitions. [2018-11-23 03:51:05,305 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 210 transitions. [2018-11-23 03:51:05,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 03:51:05,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:05,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:05,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:05,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:05,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 144 states and 211 transitions. [2018-11-23 03:51:05,348 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 211 transitions. [2018-11-23 03:51:05,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 03:51:05,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:05,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:05,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:05,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 151 states and 221 transitions. [2018-11-23 03:51:05,438 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 221 transitions. [2018-11-23 03:51:05,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 03:51:05,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:05,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:05,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:05,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:05,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 152 states and 222 transitions. [2018-11-23 03:51:05,497 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 222 transitions. [2018-11-23 03:51:05,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 03:51:05,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:05,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:05,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:05,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 151 states and 220 transitions. [2018-11-23 03:51:05,571 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 220 transitions. [2018-11-23 03:51:05,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 03:51:05,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:05,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:05,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:05,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 150 states and 218 transitions. [2018-11-23 03:51:05,593 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 218 transitions. [2018-11-23 03:51:05,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 03:51:05,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:05,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:05,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:05,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:05,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 149 states and 216 transitions. [2018-11-23 03:51:05,616 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 216 transitions. [2018-11-23 03:51:05,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 03:51:05,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:05,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:05,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:05,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:05,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 147 states and 213 transitions. [2018-11-23 03:51:05,635 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 213 transitions. [2018-11-23 03:51:05,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 03:51:05,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:05,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:05,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:05,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:05,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 148 states and 213 transitions. [2018-11-23 03:51:05,678 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 213 transitions. [2018-11-23 03:51:05,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 03:51:05,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:05,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:05,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:05,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 141 states and 203 transitions. [2018-11-23 03:51:05,950 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 203 transitions. [2018-11-23 03:51:05,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 03:51:05,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:05,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:06,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:06,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 145 states and 218 transitions. [2018-11-23 03:51:06,035 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 218 transitions. [2018-11-23 03:51:06,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 03:51:06,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:06,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:06,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:06,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 146 states and 220 transitions. [2018-11-23 03:51:06,110 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 220 transitions. [2018-11-23 03:51:06,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 03:51:06,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:06,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:06,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:06,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:06,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 146 states and 219 transitions. [2018-11-23 03:51:06,186 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 219 transitions. [2018-11-23 03:51:06,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 03:51:06,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:06,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:06,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:06,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 146 states and 218 transitions. [2018-11-23 03:51:06,260 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 218 transitions. [2018-11-23 03:51:06,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 03:51:06,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:06,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:06,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:06,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:06,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 147 states and 225 transitions. [2018-11-23 03:51:06,545 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 225 transitions. [2018-11-23 03:51:06,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 03:51:06,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:06,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:06,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:06,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 147 states and 224 transitions. [2018-11-23 03:51:06,595 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 224 transitions. [2018-11-23 03:51:06,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 03:51:06,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:06,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:06,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:06,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:06,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 147 states and 222 transitions. [2018-11-23 03:51:06,652 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 222 transitions. [2018-11-23 03:51:06,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 03:51:06,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:06,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:06,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:06,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 152 states and 232 transitions. [2018-11-23 03:51:06,718 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 232 transitions. [2018-11-23 03:51:06,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 03:51:06,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:06,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:06,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:06,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:06,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 155 states and 235 transitions. [2018-11-23 03:51:06,826 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 235 transitions. [2018-11-23 03:51:06,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 03:51:06,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:06,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:06,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:06,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 252 transitions. [2018-11-23 03:51:06,879 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 252 transitions. [2018-11-23 03:51:06,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 03:51:06,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:06,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:06,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:07,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:07,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 169 states and 271 transitions. [2018-11-23 03:51:07,060 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 271 transitions. [2018-11-23 03:51:07,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 03:51:07,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:07,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:07,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:07,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 171 states and 275 transitions. [2018-11-23 03:51:07,175 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 275 transitions. [2018-11-23 03:51:07,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 03:51:07,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:07,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:07,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:07,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 173 states and 279 transitions. [2018-11-23 03:51:07,334 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 279 transitions. [2018-11-23 03:51:07,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 03:51:07,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:07,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:07,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:07,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:07,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 182 states and 296 transitions. [2018-11-23 03:51:07,378 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 296 transitions. [2018-11-23 03:51:07,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 03:51:07,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:07,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:07,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:07,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:07,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 183 states and 297 transitions. [2018-11-23 03:51:07,396 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 297 transitions. [2018-11-23 03:51:07,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 03:51:07,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:07,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:07,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:07,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:07,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 184 states and 297 transitions. [2018-11-23 03:51:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 297 transitions. [2018-11-23 03:51:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 03:51:07,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:07,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:07,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:07,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 177 states and 286 transitions. [2018-11-23 03:51:07,437 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 286 transitions. [2018-11-23 03:51:07,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 03:51:07,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:07,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:07,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:07,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 177 states and 284 transitions. [2018-11-23 03:51:07,474 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 284 transitions. [2018-11-23 03:51:07,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 03:51:07,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:07,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:07,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:07,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 177 states and 283 transitions. [2018-11-23 03:51:07,500 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 283 transitions. [2018-11-23 03:51:07,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 03:51:07,501 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:07,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:07,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:07,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 177 states and 281 transitions. [2018-11-23 03:51:07,579 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 281 transitions. [2018-11-23 03:51:07,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 03:51:07,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:07,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:07,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:07,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 178 states and 281 transitions. [2018-11-23 03:51:07,593 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 281 transitions. [2018-11-23 03:51:07,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 03:51:07,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:07,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:07,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:07,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 164 states and 257 transitions. [2018-11-23 03:51:07,607 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 257 transitions. [2018-11-23 03:51:07,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 03:51:07,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:07,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:07,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:07,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 164 states and 256 transitions. [2018-11-23 03:51:07,704 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 256 transitions. [2018-11-23 03:51:07,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 03:51:07,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:07,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:07,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:07,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 166 states and 258 transitions. [2018-11-23 03:51:07,865 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 258 transitions. [2018-11-23 03:51:07,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 03:51:07,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:07,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:08,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:08,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 166 states and 257 transitions. [2018-11-23 03:51:08,048 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 257 transitions. [2018-11-23 03:51:08,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 03:51:08,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:08,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:08,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:08,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 167 states and 257 transitions. [2018-11-23 03:51:08,090 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 257 transitions. [2018-11-23 03:51:08,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 03:51:08,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:08,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:08,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:08,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:08,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 167 states and 256 transitions. [2018-11-23 03:51:08,146 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 256 transitions. [2018-11-23 03:51:08,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 03:51:08,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:08,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:08,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:08,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:08,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 165 states and 253 transitions. [2018-11-23 03:51:08,189 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 253 transitions. [2018-11-23 03:51:08,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 03:51:08,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:08,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:08,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:08,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 165 states and 251 transitions. [2018-11-23 03:51:08,233 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 251 transitions. [2018-11-23 03:51:08,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 03:51:08,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:08,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:08,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:08,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 165 states and 250 transitions. [2018-11-23 03:51:08,243 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 250 transitions. [2018-11-23 03:51:08,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 03:51:08,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:08,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:08,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:08,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 165 states and 249 transitions. [2018-11-23 03:51:08,295 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 249 transitions. [2018-11-23 03:51:08,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 03:51:08,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:08,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:08,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:08,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:08,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 165 states and 248 transitions. [2018-11-23 03:51:08,305 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 248 transitions. [2018-11-23 03:51:08,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 03:51:08,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:08,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:08,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:08,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 165 states and 247 transitions. [2018-11-23 03:51:08,352 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 247 transitions. [2018-11-23 03:51:08,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 03:51:08,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:08,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:08,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:08,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 167 states and 248 transitions. [2018-11-23 03:51:08,461 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 248 transitions. [2018-11-23 03:51:08,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 03:51:08,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:08,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:08,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:08,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:08,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 169 states and 260 transitions. [2018-11-23 03:51:08,580 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 260 transitions. [2018-11-23 03:51:08,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 03:51:08,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:08,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:08,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:08,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 170 states and 262 transitions. [2018-11-23 03:51:08,745 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 262 transitions. [2018-11-23 03:51:08,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 03:51:08,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:08,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:08,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:08,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:08,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 168 states and 256 transitions. [2018-11-23 03:51:08,759 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 256 transitions. [2018-11-23 03:51:08,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 03:51:08,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:08,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:08,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:08,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:08,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 163 states and 247 transitions. [2018-11-23 03:51:08,867 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 247 transitions. [2018-11-23 03:51:08,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 03:51:08,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:09,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:09,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:09,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 163 states and 245 transitions. [2018-11-23 03:51:09,441 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 245 transitions. [2018-11-23 03:51:09,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 03:51:09,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:09,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:09,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:09,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 162 states and 242 transitions. [2018-11-23 03:51:09,465 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 242 transitions. [2018-11-23 03:51:09,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 03:51:09,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:09,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:09,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:09,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 167 states and 252 transitions. [2018-11-23 03:51:09,594 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 252 transitions. [2018-11-23 03:51:09,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 03:51:09,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:09,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:09,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:09,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 167 states and 251 transitions. [2018-11-23 03:51:09,612 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 251 transitions. [2018-11-23 03:51:09,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 03:51:09,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:09,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:09,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:09,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:09,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 168 states and 252 transitions. [2018-11-23 03:51:09,624 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 252 transitions. [2018-11-23 03:51:09,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 03:51:09,624 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:09,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:09,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:09,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 168 states and 251 transitions. [2018-11-23 03:51:09,642 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 251 transitions. [2018-11-23 03:51:09,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 03:51:09,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:09,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:10,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:10,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 176 states and 269 transitions. [2018-11-23 03:51:10,387 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 269 transitions. [2018-11-23 03:51:10,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 03:51:10,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:10,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:10,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:10,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 183 states and 287 transitions. [2018-11-23 03:51:10,812 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 287 transitions. [2018-11-23 03:51:10,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 03:51:10,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:10,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:10,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 187 states and 294 transitions. [2018-11-23 03:51:11,082 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 294 transitions. [2018-11-23 03:51:11,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 03:51:11,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 187 states and 293 transitions. [2018-11-23 03:51:11,101 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 293 transitions. [2018-11-23 03:51:11,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 03:51:11,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 188 states and 294 transitions. [2018-11-23 03:51:11,131 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 294 transitions. [2018-11-23 03:51:11,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 03:51:11,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 189 states and 295 transitions. [2018-11-23 03:51:11,149 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 295 transitions. [2018-11-23 03:51:11,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 03:51:11,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 190 states and 295 transitions. [2018-11-23 03:51:11,168 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 295 transitions. [2018-11-23 03:51:11,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 03:51:11,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 182 states and 283 transitions. [2018-11-23 03:51:11,188 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 283 transitions. [2018-11-23 03:51:11,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 03:51:11,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 183 states and 283 transitions. [2018-11-23 03:51:11,202 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 283 transitions. [2018-11-23 03:51:11,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 03:51:11,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 187 states and 299 transitions. [2018-11-23 03:51:11,508 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 299 transitions. [2018-11-23 03:51:11,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 03:51:11,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 187 states and 298 transitions. [2018-11-23 03:51:11,533 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 298 transitions. [2018-11-23 03:51:11,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 03:51:11,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 187 states and 297 transitions. [2018-11-23 03:51:11,552 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 297 transitions. [2018-11-23 03:51:11,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 03:51:11,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 186 states and 295 transitions. [2018-11-23 03:51:11,598 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 295 transitions. [2018-11-23 03:51:11,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 03:51:11,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 186 states and 294 transitions. [2018-11-23 03:51:11,626 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 294 transitions. [2018-11-23 03:51:11,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 03:51:11,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 186 states and 293 transitions. [2018-11-23 03:51:11,643 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 293 transitions. [2018-11-23 03:51:11,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 03:51:11,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 187 states and 296 transitions. [2018-11-23 03:51:11,697 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 296 transitions. [2018-11-23 03:51:11,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 03:51:11,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 187 states and 295 transitions. [2018-11-23 03:51:11,715 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 295 transitions. [2018-11-23 03:51:11,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 03:51:11,715 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 187 states and 294 transitions. [2018-11-23 03:51:11,953 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 294 transitions. [2018-11-23 03:51:11,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 03:51:11,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:11,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:11,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:11,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 187 states and 293 transitions. [2018-11-23 03:51:11,995 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 293 transitions. [2018-11-23 03:51:11,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 03:51:11,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:11,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:12,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:12,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:12,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 187 states and 292 transitions. [2018-11-23 03:51:12,057 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 292 transitions. [2018-11-23 03:51:12,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 03:51:12,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:12,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:12,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:12,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:12,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 162 states and 249 transitions. [2018-11-23 03:51:12,075 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 249 transitions. [2018-11-23 03:51:12,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 03:51:12,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:12,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:12,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:12,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:12,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 164 states and 252 transitions. [2018-11-23 03:51:12,242 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 252 transitions. [2018-11-23 03:51:12,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 03:51:12,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:12,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:13,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:13,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 169 states and 268 transitions. [2018-11-23 03:51:13,300 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 268 transitions. [2018-11-23 03:51:13,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 03:51:13,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:13,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:13,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:13,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 171 states and 270 transitions. [2018-11-23 03:51:13,345 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 270 transitions. [2018-11-23 03:51:13,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 03:51:13,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:13,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:13,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:13,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 171 states and 269 transitions. [2018-11-23 03:51:13,374 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 269 transitions. [2018-11-23 03:51:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 03:51:13,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:13,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:13,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:13,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 171 states and 268 transitions. [2018-11-23 03:51:13,403 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 268 transitions. [2018-11-23 03:51:13,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 03:51:13,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:13,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:14,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:14,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 179 states and 282 transitions. [2018-11-23 03:51:14,345 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 282 transitions. [2018-11-23 03:51:14,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 03:51:14,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:14,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:14,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:14,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:14,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 180 states and 282 transitions. [2018-11-23 03:51:14,383 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 282 transitions. [2018-11-23 03:51:14,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 03:51:14,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:14,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:14,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:14,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 180 states and 281 transitions. [2018-11-23 03:51:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 281 transitions. [2018-11-23 03:51:14,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 03:51:14,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:14,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:14,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:14,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:14,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 180 states and 280 transitions. [2018-11-23 03:51:14,434 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 280 transitions. [2018-11-23 03:51:14,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 03:51:14,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:14,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:14,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:14,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 184 states and 288 transitions. [2018-11-23 03:51:14,814 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 288 transitions. [2018-11-23 03:51:14,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 03:51:14,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:14,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:16,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:16,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 194 states and 312 transitions. [2018-11-23 03:51:16,861 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 312 transitions. [2018-11-23 03:51:16,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 03:51:16,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:16,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:17,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:17,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 196 states and 316 transitions. [2018-11-23 03:51:17,154 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 316 transitions. [2018-11-23 03:51:17,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 03:51:17,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:17,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:17,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:17,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 196 states and 315 transitions. [2018-11-23 03:51:17,174 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 315 transitions. [2018-11-23 03:51:17,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 03:51:17,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:17,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:17,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:18,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:18,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 200 states and 326 transitions. [2018-11-23 03:51:18,939 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 326 transitions. [2018-11-23 03:51:18,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 03:51:18,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:18,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:18,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:18,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:18,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 199 states and 323 transitions. [2018-11-23 03:51:18,952 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 323 transitions. [2018-11-23 03:51:18,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 03:51:18,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:18,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:19,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:19,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 194 states and 314 transitions. [2018-11-23 03:51:19,277 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 314 transitions. [2018-11-23 03:51:19,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 03:51:19,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:19,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:19,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:19,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:19,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 194 states and 313 transitions. [2018-11-23 03:51:19,313 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 313 transitions. [2018-11-23 03:51:19,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 03:51:19,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:19,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:19,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:19,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 194 states and 312 transitions. [2018-11-23 03:51:19,354 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 312 transitions. [2018-11-23 03:51:19,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 03:51:19,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:19,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:19,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:19,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:19,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 194 states and 311 transitions. [2018-11-23 03:51:19,388 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 311 transitions. [2018-11-23 03:51:19,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 03:51:19,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:19,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:19,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:19,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:19,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 197 states and 316 transitions. [2018-11-23 03:51:19,414 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 316 transitions. [2018-11-23 03:51:19,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 03:51:19,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:19,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:19,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:19,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 193 states and 310 transitions. [2018-11-23 03:51:19,441 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 310 transitions. [2018-11-23 03:51:19,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 03:51:19,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:19,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:19,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:19,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:19,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 194 states and 310 transitions. [2018-11-23 03:51:19,462 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 310 transitions. [2018-11-23 03:51:19,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 03:51:19,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:19,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:19,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:21,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:21,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 187 states and 306 transitions. [2018-11-23 03:51:21,293 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 306 transitions. [2018-11-23 03:51:21,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 03:51:21,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:21,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:21,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:22,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:22,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 189 states and 311 transitions. [2018-11-23 03:51:22,577 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 311 transitions. [2018-11-23 03:51:22,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 03:51:22,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:22,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:23,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:23,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 189 states and 310 transitions. [2018-11-23 03:51:23,149 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 310 transitions. [2018-11-23 03:51:23,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 03:51:23,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:23,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:23,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:23,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:23,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 192 states and 316 transitions. [2018-11-23 03:51:23,667 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 316 transitions. [2018-11-23 03:51:23,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 03:51:23,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:23,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:23,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:25,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:25,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 192 states and 314 transitions. [2018-11-23 03:51:25,516 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 314 transitions. [2018-11-23 03:51:25,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 03:51:25,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:25,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:25,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:25,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 193 states and 314 transitions. [2018-11-23 03:51:25,543 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 314 transitions. [2018-11-23 03:51:25,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 03:51:25,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:51:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:51:25,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:51:26,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:51:26,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 172 states and 276 transitions. [2018-11-23 03:51:26,144 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 276 transitions. [2018-11-23 03:51:26,144 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 03:51:26,144 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 107 iterations. [2018-11-23 03:51:26,152 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 03:51:26,571 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,573 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,573 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,573 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,573 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-23 03:51:26,579 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-23 03:51:26,579 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,580 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,580 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,580 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,580 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 03:51:26,580 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-23 03:51:26,581 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-23 03:51:26,581 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-23 03:51:26,581 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 03:51:26,582 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,582 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-23 03:51:26,582 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-23 03:51:26,583 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-23 03:51:26,583 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-23 03:51:26,583 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,583 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,584 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 03:51:26,584 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 03:51:26,584 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,584 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,585 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,585 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 03:51:26,585 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-23 03:51:26,585 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,585 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,585 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,585 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,590 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-23 03:51:26,590 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-23 03:51:26,590 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 03:51:26,591 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 03:51:26,591 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:51:26,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 03:51:26 ImpRootNode [2018-11-23 03:51:26,591 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 03:51:26,592 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 03:51:26,592 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 03:51:26,592 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 03:51:26,592 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:51:04" (3/4) ... [2018-11-23 03:51:26,596 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 03:51:26,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KbFilter_Complete [2018-11-23 03:51:26,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KbFilter_CreateClose [2018-11-23 03:51:26,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure errorFn [2018-11-23 03:51:26,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCompleteRequest [2018-11-23 03:51:26,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KbFilter_DispatchPassThrough [2018-11-23 03:51:26,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCallDriver [2018-11-23 03:51:26,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stubMoreProcessingRequired [2018-11-23 03:51:26,614 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 65 nodes and edges [2018-11-23 03:51:26,615 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-11-23 03:51:26,616 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 03:51:26,713 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_76abb317-9332-4711-ac9f-112256a6e23c/bin-2019/ukojak/witness.graphml [2018-11-23 03:51:26,713 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 03:51:26,714 INFO L168 Benchmark]: Toolchain (without parser) took 23206.10 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 640.7 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -145.1 MB). Peak memory consumption was 495.6 MB. Max. memory is 11.5 GB. [2018-11-23 03:51:26,715 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:51:26,715 INFO L168 Benchmark]: CACSL2BoogieTranslator took 263.02 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 935.0 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2018-11-23 03:51:26,716 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 935.0 MB in the beginning and 1.1 GB in the end (delta: -201.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-23 03:51:26,716 INFO L168 Benchmark]: Boogie Preprocessor took 31.75 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:51:26,716 INFO L168 Benchmark]: RCFGBuilder took 1098.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 999.7 MB in the end (delta: 136.8 MB). Peak memory consumption was 136.8 MB. Max. memory is 11.5 GB. [2018-11-23 03:51:26,716 INFO L168 Benchmark]: CodeCheck took 21601.18 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 494.4 MB). Free memory was 999.7 MB in the beginning and 1.1 GB in the end (delta: -120.8 MB). Peak memory consumption was 373.6 MB. Max. memory is 11.5 GB. [2018-11-23 03:51:26,717 INFO L168 Benchmark]: Witness Printer took 121.86 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 03:51:26,718 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 218 locations, 1 error locations. SAFE Result, 21.1s OverallTime, 107 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1112939280 SDtfs, 1262915100 SDslu, -1961715120 SDs, 0 SdLazy, -977385004 SolverSat, 369235304 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 37.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31752 GetRequests, 30771 SyntacticMatches, 623 SemanticMatches, 358 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55674 ImplicationChecksByTransitivity, 18.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 2994 NumberOfCodeBlocks, 2994 NumberOfCodeBlocksAsserted, 106 NumberOfCheckSat, 2888 ConstructedInterpolants, 0 QuantifiedInterpolants, 211803 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 106 InterpolantComputations, 106 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1012]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: (((((customIrp <= 0 && compRegistered == 0) && pended <= 0) && NP == s) && s <= 1) && 1 <= s) && NP + 4 <= MPR1 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (((((1 <= NP && compRegistered == 0) && pended <= 0) && status == 0) && NP <= 1) && s <= 1) && 1 <= s - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: (compRegistered == 0 && pended <= 0) && NP == s - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: (((compRegistered == 0 && pended <= 0) && NP == s) && s <= 1) && 1 <= s - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((((1 <= NP && compRegistered == 0) && pended <= 0) && status == 0) && NP <= 1) && s <= 1) && 1 <= s - InvariantResult [Line: 367]: Loop Invariant Derived loop invariant: (((compRegistered == 0 && pended <= 0) && NP == s) && s <= 1) && 1 <= s - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: (compRegistered == 0 && pended <= 0) && NP == s - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: (((compRegistered == 0 && pended <= 0) && NP == s) && s <= 1) && 1 <= s - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: (((((customIrp <= 0 && compRegistered == 0) && pended <= 0) && NP == s) && s <= 1) && 1 <= s) && NP + 4 <= MPR1 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: ((0 <= status && 1 <= NP) && NP <= 1) && NP + 4 <= MPR1 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: (((((customIrp <= 0 && compRegistered == 0) && pended <= 0) && NP == s) && s <= 1) && 1 <= s) && NP + 4 <= MPR1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: (compRegistered == 0 && pended <= 0) && NP == s - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: (compRegistered == 0 && pended <= 0) && NP == s - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (compRegistered == 0 && pended <= 0) && NP == s - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: compRegistered == 0 && NP == s - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: compRegistered == 0 && NP == s - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: (((compRegistered == 0 && pended <= 0) && NP == s) && s <= 1) && 1 <= s - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: (compRegistered == 0 && pended <= 0) && NP == s - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: (compRegistered == 0 && pended <= 0) && NP == s - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 263.02 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 935.0 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 87.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 935.0 MB in the beginning and 1.1 GB in the end (delta: -201.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.75 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1098.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 999.7 MB in the end (delta: 136.8 MB). Peak memory consumption was 136.8 MB. Max. memory is 11.5 GB. * CodeCheck took 21601.18 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 494.4 MB). Free memory was 999.7 MB in the beginning and 1.1 GB in the end (delta: -120.8 MB). Peak memory consumption was 373.6 MB. Max. memory is 11.5 GB. * Witness Printer took 121.86 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...