./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 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2a977270-2b6f-42c5-a93b-23dab3e0b2bd/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2a977270-2b6f-42c5-a93b-23dab3e0b2bd/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2a977270-2b6f-42c5-a93b-23dab3e0b2bd/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2a977270-2b6f-42c5-a93b-23dab3e0b2bd/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_2a977270-2b6f-42c5-a93b-23dab3e0b2bd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2a977270-2b6f-42c5-a93b-23dab3e0b2bd/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 0.1.23-635dfa2 [2018-12-02 22:23:09,063 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 22:23:09,064 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 22:23:09,070 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 22:23:09,070 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 22:23:09,071 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 22:23:09,071 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 22:23:09,072 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 22:23:09,073 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 22:23:09,073 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 22:23:09,073 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 22:23:09,073 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 22:23:09,074 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 22:23:09,074 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 22:23:09,075 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 22:23:09,075 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 22:23:09,076 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 22:23:09,076 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 22:23:09,077 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 22:23:09,078 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 22:23:09,078 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 22:23:09,079 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 22:23:09,080 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 22:23:09,080 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 22:23:09,080 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 22:23:09,081 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 22:23:09,081 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 22:23:09,081 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 22:23:09,082 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 22:23:09,082 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 22:23:09,082 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 22:23:09,083 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 22:23:09,083 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 22:23:09,083 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 22:23:09,083 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 22:23:09,084 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 22:23:09,084 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2a977270-2b6f-42c5-a93b-23dab3e0b2bd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 22:23:09,091 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 22:23:09,091 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 22:23:09,091 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 22:23:09,092 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 22:23:09,092 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 22:23:09,092 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 22:23:09,092 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 22:23:09,092 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 22:23:09,092 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 22:23:09,092 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 22:23:09,093 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 22:23:09,093 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 22:23:09,093 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 22:23:09,093 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 22:23:09,093 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 22:23:09,093 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 22:23:09,093 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 22:23:09,093 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 22:23:09,093 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 22:23:09,093 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 22:23:09,093 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 22:23:09,094 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 22:23:09,094 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 22:23:09,094 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 22:23:09,094 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 22:23:09,094 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 22:23:09,094 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 22:23:09,094 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 22:23:09,094 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 22:23:09,094 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_2a977270-2b6f-42c5-a93b-23dab3e0b2bd/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 [2018-12-02 22:23:09,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 22:23:09,119 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 22:23:09,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 22:23:09,122 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 22:23:09,122 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 22:23:09,122 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2a977270-2b6f-42c5-a93b-23dab3e0b2bd/bin-2019/ukojak/../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-12-02 22:23:09,159 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a977270-2b6f-42c5-a93b-23dab3e0b2bd/bin-2019/ukojak/data/7060380b7/2ad6b6005d1648df9f9b5697a47238c3/FLAGbd0f736be [2018-12-02 22:23:09,484 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 22:23:09,485 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2a977270-2b6f-42c5-a93b-23dab3e0b2bd/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-12-02 22:23:09,491 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a977270-2b6f-42c5-a93b-23dab3e0b2bd/bin-2019/ukojak/data/7060380b7/2ad6b6005d1648df9f9b5697a47238c3/FLAGbd0f736be [2018-12-02 22:23:09,890 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2a977270-2b6f-42c5-a93b-23dab3e0b2bd/bin-2019/ukojak/data/7060380b7/2ad6b6005d1648df9f9b5697a47238c3 [2018-12-02 22:23:09,892 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 22:23:09,893 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 22:23:09,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 22:23:09,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 22:23:09,896 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 22:23:09,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:23:09" (1/1) ... [2018-12-02 22:23:09,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3757d378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:09, skipping insertion in model container [2018-12-02 22:23:09,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:23:09" (1/1) ... [2018-12-02 22:23:09,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 22:23:09,924 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 22:23:10,059 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:23:10,062 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 22:23:10,103 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:23:10,113 INFO L195 MainTranslator]: Completed translation [2018-12-02 22:23:10,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10 WrapperNode [2018-12-02 22:23:10,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 22:23:10,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 22:23:10,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 22:23:10,114 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 22:23:10,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2018-12-02 22:23:10,157 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2018-12-02 22:23:10,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 22:23:10,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 22:23:10,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 22:23:10,183 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 22:23:10,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2018-12-02 22:23:10,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2018-12-02 22:23:10,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2018-12-02 22:23:10,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2018-12-02 22:23:10,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2018-12-02 22:23:10,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2018-12-02 22:23:10,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2018-12-02 22:23:10,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 22:23:10,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 22:23:10,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 22:23:10,204 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 22:23:10,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a977270-2b6f-42c5-a93b-23dab3e0b2bd/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 [2018-12-02 22:23:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2018-12-02 22:23:10,236 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2018-12-02 22:23:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2018-12-02 22:23:10,236 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2018-12-02 22:23:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-12-02 22:23:10,236 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-12-02 22:23:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2018-12-02 22:23:10,236 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2018-12-02 22:23:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2018-12-02 22:23:10,236 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2018-12-02 22:23:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2018-12-02 22:23:10,237 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2018-12-02 22:23:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 22:23:10,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 22:23:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2018-12-02 22:23:10,237 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2018-12-02 22:23:10,381 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-02 22:23:10,381 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 22:23:10,384 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-02 22:23:10,384 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 22:23:10,386 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-02 22:23:10,386 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 22:23:10,389 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-02 22:23:10,389 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 22:23:10,390 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-02 22:23:10,390 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 22:23:10,616 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-02 22:23:10,616 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 22:23:10,928 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 22:23:10,928 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-02 22:23:10,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:23:10 BoogieIcfgContainer [2018-12-02 22:23:10,929 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 22:23:10,929 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 22:23:10,929 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 22:23:10,937 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 22:23:10,937 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:23:10" (1/1) ... [2018-12-02 22:23:10,945 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 22:23:10,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:10,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 146 states and 229 transitions. [2018-12-02 22:23:10,972 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 229 transitions. [2018-12-02 22:23:10,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 22:23:10,974 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 145 states and 214 transitions. [2018-12-02 22:23:11,079 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 214 transitions. [2018-12-02 22:23:11,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 22:23:11,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 144 states and 212 transitions. [2018-12-02 22:23:11,136 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 212 transitions. [2018-12-02 22:23:11,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 22:23:11,136 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 143 states and 210 transitions. [2018-12-02 22:23:11,171 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 210 transitions. [2018-12-02 22:23:11,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 22:23:11,171 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 144 states and 211 transitions. [2018-12-02 22:23:11,202 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 211 transitions. [2018-12-02 22:23:11,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 22:23:11,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 151 states and 221 transitions. [2018-12-02 22:23:11,256 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 221 transitions. [2018-12-02 22:23:11,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 22:23:11,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 152 states and 222 transitions. [2018-12-02 22:23:11,293 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 222 transitions. [2018-12-02 22:23:11,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 22:23:11,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 151 states and 220 transitions. [2018-12-02 22:23:11,370 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 220 transitions. [2018-12-02 22:23:11,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 22:23:11,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 150 states and 218 transitions. [2018-12-02 22:23:11,393 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 218 transitions. [2018-12-02 22:23:11,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 22:23:11,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 149 states and 216 transitions. [2018-12-02 22:23:11,414 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 216 transitions. [2018-12-02 22:23:11,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 22:23:11,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 147 states and 213 transitions. [2018-12-02 22:23:11,427 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 213 transitions. [2018-12-02 22:23:11,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 22:23:11,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 148 states and 213 transitions. [2018-12-02 22:23:11,460 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 213 transitions. [2018-12-02 22:23:11,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 22:23:11,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 141 states and 203 transitions. [2018-12-02 22:23:11,647 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 203 transitions. [2018-12-02 22:23:11,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 22:23:11,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 145 states and 218 transitions. [2018-12-02 22:23:11,733 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 218 transitions. [2018-12-02 22:23:11,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 22:23:11,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 146 states and 220 transitions. [2018-12-02 22:23:11,798 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 220 transitions. [2018-12-02 22:23:11,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 22:23:11,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 146 states and 219 transitions. [2018-12-02 22:23:11,843 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 219 transitions. [2018-12-02 22:23:11,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 22:23:11,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:11,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:11,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 146 states and 218 transitions. [2018-12-02 22:23:11,899 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 218 transitions. [2018-12-02 22:23:11,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 22:23:11,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:11,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:11,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 147 states and 225 transitions. [2018-12-02 22:23:12,091 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 225 transitions. [2018-12-02 22:23:12,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 22:23:12,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 147 states and 224 transitions. [2018-12-02 22:23:12,147 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 224 transitions. [2018-12-02 22:23:12,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 22:23:12,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 147 states and 223 transitions. [2018-12-02 22:23:12,158 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 223 transitions. [2018-12-02 22:23:12,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 22:23:12,159 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 147 states and 222 transitions. [2018-12-02 22:23:12,217 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 222 transitions. [2018-12-02 22:23:12,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 22:23:12,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 152 states and 232 transitions. [2018-12-02 22:23:12,272 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 232 transitions. [2018-12-02 22:23:12,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 22:23:12,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 155 states and 235 transitions. [2018-12-02 22:23:12,367 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 235 transitions. [2018-12-02 22:23:12,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 22:23:12,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 252 transitions. [2018-12-02 22:23:12,421 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 252 transitions. [2018-12-02 22:23:12,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 22:23:12,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 164 states and 256 transitions. [2018-12-02 22:23:12,497 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 256 transitions. [2018-12-02 22:23:12,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 22:23:12,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 166 states and 259 transitions. [2018-12-02 22:23:12,527 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 259 transitions. [2018-12-02 22:23:12,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 22:23:12,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 173 states and 275 transitions. [2018-12-02 22:23:12,726 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 275 transitions. [2018-12-02 22:23:12,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 22:23:12,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 175 states and 277 transitions. [2018-12-02 22:23:12,851 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 277 transitions. [2018-12-02 22:23:12,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 22:23:12,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 175 states and 275 transitions. [2018-12-02 22:23:12,873 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 275 transitions. [2018-12-02 22:23:12,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 22:23:12,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 175 states and 273 transitions. [2018-12-02 22:23:12,923 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 273 transitions. [2018-12-02 22:23:12,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 22:23:12,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 176 states and 273 transitions. [2018-12-02 22:23:12,931 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 273 transitions. [2018-12-02 22:23:12,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 22:23:12,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 162 states and 249 transitions. [2018-12-02 22:23:12,939 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 249 transitions. [2018-12-02 22:23:12,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 22:23:12,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:12,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:12,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 160 states and 244 transitions. [2018-12-02 22:23:12,982 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 244 transitions. [2018-12-02 22:23:12,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 22:23:12,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:12,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:12,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 169 states and 260 transitions. [2018-12-02 22:23:13,020 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 260 transitions. [2018-12-02 22:23:13,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 22:23:13,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 170 states and 261 transitions. [2018-12-02 22:23:13,034 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 261 transitions. [2018-12-02 22:23:13,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 22:23:13,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 170 states and 259 transitions. [2018-12-02 22:23:13,177 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 259 transitions. [2018-12-02 22:23:13,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 22:23:13,177 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 171 states and 259 transitions. [2018-12-02 22:23:13,240 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 259 transitions. [2018-12-02 22:23:13,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 22:23:13,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 171 states and 258 transitions. [2018-12-02 22:23:13,297 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 258 transitions. [2018-12-02 22:23:13,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 22:23:13,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 169 states and 255 transitions. [2018-12-02 22:23:13,352 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 255 transitions. [2018-12-02 22:23:13,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 22:23:13,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 169 states and 254 transitions. [2018-12-02 22:23:13,362 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 254 transitions. [2018-12-02 22:23:13,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 22:23:13,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 169 states and 253 transitions. [2018-12-02 22:23:13,409 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 253 transitions. [2018-12-02 22:23:13,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 22:23:13,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 170 states and 253 transitions. [2018-12-02 22:23:13,418 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 253 transitions. [2018-12-02 22:23:13,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 22:23:13,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 163 states and 242 transitions. [2018-12-02 22:23:13,431 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2018-12-02 22:23:13,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 22:23:13,432 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 163 states and 241 transitions. [2018-12-02 22:23:13,444 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-12-02 22:23:13,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 22:23:13,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 163 states and 240 transitions. [2018-12-02 22:23:13,504 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2018-12-02 22:23:13,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 22:23:13,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 163 states and 238 transitions. [2018-12-02 22:23:13,558 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 238 transitions. [2018-12-02 22:23:13,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 22:23:13,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 165 states and 250 transitions. [2018-12-02 22:23:13,676 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 250 transitions. [2018-12-02 22:23:13,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 22:23:13,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 166 states and 253 transitions. [2018-12-02 22:23:13,841 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 253 transitions. [2018-12-02 22:23:13,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 22:23:13,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 164 states and 246 transitions. [2018-12-02 22:23:13,850 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 246 transitions. [2018-12-02 22:23:13,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 22:23:13,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:13,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:13,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:13,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 159 states and 237 transitions. [2018-12-02 22:23:13,894 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 237 transitions. [2018-12-02 22:23:13,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 22:23:13,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:14,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:14,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:14,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 159 states and 235 transitions. [2018-12-02 22:23:14,293 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 235 transitions. [2018-12-02 22:23:14,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 22:23:14,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:14,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:14,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:14,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 158 states and 232 transitions. [2018-12-02 22:23:14,309 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 232 transitions. [2018-12-02 22:23:14,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 22:23:14,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:14,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:14,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:14,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 163 states and 242 transitions. [2018-12-02 22:23:14,400 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2018-12-02 22:23:14,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 22:23:14,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:14,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:14,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:14,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:14,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 163 states and 241 transitions. [2018-12-02 22:23:14,410 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-12-02 22:23:14,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 22:23:14,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:14,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:14,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:14,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:14,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 164 states and 242 transitions. [2018-12-02 22:23:14,418 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 242 transitions. [2018-12-02 22:23:14,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 22:23:14,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:14,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:14,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:14,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 164 states and 241 transitions. [2018-12-02 22:23:14,430 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 241 transitions. [2018-12-02 22:23:14,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 22:23:14,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:14,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:14,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:14,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 172 states and 259 transitions. [2018-12-02 22:23:14,913 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 259 transitions. [2018-12-02 22:23:14,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 22:23:14,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:14,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:14,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 179 states and 277 transitions. [2018-12-02 22:23:15,211 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 277 transitions. [2018-12-02 22:23:15,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 22:23:15,211 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 183 states and 284 transitions. [2018-12-02 22:23:15,442 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 284 transitions. [2018-12-02 22:23:15,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-02 22:23:15,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 183 states and 283 transitions. [2018-12-02 22:23:15,452 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 283 transitions. [2018-12-02 22:23:15,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 22:23:15,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 184 states and 284 transitions. [2018-12-02 22:23:15,470 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 284 transitions. [2018-12-02 22:23:15,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 22:23:15,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 185 states and 285 transitions. [2018-12-02 22:23:15,479 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 285 transitions. [2018-12-02 22:23:15,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 22:23:15,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 186 states and 285 transitions. [2018-12-02 22:23:15,497 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 285 transitions. [2018-12-02 22:23:15,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 22:23:15,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 178 states and 273 transitions. [2018-12-02 22:23:15,516 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 273 transitions. [2018-12-02 22:23:15,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-02 22:23:15,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 179 states and 273 transitions. [2018-12-02 22:23:15,530 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 273 transitions. [2018-12-02 22:23:15,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 22:23:15,530 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 183 states and 289 transitions. [2018-12-02 22:23:15,837 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 289 transitions. [2018-12-02 22:23:15,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 22:23:15,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 183 states and 288 transitions. [2018-12-02 22:23:15,855 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 288 transitions. [2018-12-02 22:23:15,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 22:23:15,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 183 states and 287 transitions. [2018-12-02 22:23:15,872 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 287 transitions. [2018-12-02 22:23:15,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 22:23:15,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 182 states and 285 transitions. [2018-12-02 22:23:15,903 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 285 transitions. [2018-12-02 22:23:15,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 22:23:15,904 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 182 states and 284 transitions. [2018-12-02 22:23:15,918 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 284 transitions. [2018-12-02 22:23:15,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 22:23:15,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 182 states and 283 transitions. [2018-12-02 22:23:15,928 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 283 transitions. [2018-12-02 22:23:15,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-02 22:23:15,929 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 183 states and 286 transitions. [2018-12-02 22:23:15,951 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 286 transitions. [2018-12-02 22:23:15,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-02 22:23:15,952 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:15,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:15,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 183 states and 285 transitions. [2018-12-02 22:23:15,968 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 285 transitions. [2018-12-02 22:23:15,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-02 22:23:15,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:15,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:15,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:16,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:16,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 183 states and 284 transitions. [2018-12-02 22:23:16,092 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 284 transitions. [2018-12-02 22:23:16,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 22:23:16,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:16,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:16,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:16,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 183 states and 283 transitions. [2018-12-02 22:23:16,113 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 283 transitions. [2018-12-02 22:23:16,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 22:23:16,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:16,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:16,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:16,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 183 states and 282 transitions. [2018-12-02 22:23:16,134 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 282 transitions. [2018-12-02 22:23:16,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-02 22:23:16,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:16,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:16,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:16,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 160 states and 243 transitions. [2018-12-02 22:23:16,146 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 243 transitions. [2018-12-02 22:23:16,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-02 22:23:16,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:16,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:16,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:16,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 162 states and 246 transitions. [2018-12-02 22:23:16,260 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 246 transitions. [2018-12-02 22:23:16,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-02 22:23:16,260 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:16,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:17,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:17,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 164 states and 255 transitions. [2018-12-02 22:23:17,185 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 255 transitions. [2018-12-02 22:23:17,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-02 22:23:17,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:17,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:17,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:17,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:17,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 167 states and 261 transitions. [2018-12-02 22:23:17,379 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 261 transitions. [2018-12-02 22:23:17,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 22:23:17,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:17,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:17,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:17,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 169 states and 263 transitions. [2018-12-02 22:23:17,406 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 263 transitions. [2018-12-02 22:23:17,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 22:23:17,406 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:17,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:17,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:17,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 169 states and 262 transitions. [2018-12-02 22:23:17,424 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 262 transitions. [2018-12-02 22:23:17,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 22:23:17,425 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:17,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:17,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:17,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:17,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 169 states and 261 transitions. [2018-12-02 22:23:17,447 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 261 transitions. [2018-12-02 22:23:17,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 22:23:17,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:17,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:18,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:18,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 177 states and 275 transitions. [2018-12-02 22:23:18,527 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 275 transitions. [2018-12-02 22:23:18,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 22:23:18,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:18,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:18,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:18,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:18,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 178 states and 275 transitions. [2018-12-02 22:23:18,555 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 275 transitions. [2018-12-02 22:23:18,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 22:23:18,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:18,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:18,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:18,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 178 states and 274 transitions. [2018-12-02 22:23:18,571 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 274 transitions. [2018-12-02 22:23:18,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 22:23:18,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:18,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:18,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:18,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 178 states and 273 transitions. [2018-12-02 22:23:18,589 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 273 transitions. [2018-12-02 22:23:18,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 22:23:18,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:18,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:20,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:20,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 186 states and 292 transitions. [2018-12-02 22:23:20,506 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 292 transitions. [2018-12-02 22:23:20,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 22:23:20,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:20,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:20,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:20,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:20,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 190 states and 299 transitions. [2018-12-02 22:23:20,806 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 299 transitions. [2018-12-02 22:23:20,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 22:23:20,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:20,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:20,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:21,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:21,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 194 states and 307 transitions. [2018-12-02 22:23:21,043 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 307 transitions. [2018-12-02 22:23:21,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 22:23:21,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:21,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:21,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:21,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:21,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 194 states and 306 transitions. [2018-12-02 22:23:21,065 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 306 transitions. [2018-12-02 22:23:21,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 22:23:21,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:21,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:21,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:21,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:21,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 193 states and 303 transitions. [2018-12-02 22:23:21,078 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 303 transitions. [2018-12-02 22:23:21,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 22:23:21,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:21,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:22,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:22,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 199 states and 318 transitions. [2018-12-02 22:23:22,810 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 318 transitions. [2018-12-02 22:23:22,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 22:23:22,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:22,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:23,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:23,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 192 states and 305 transitions. [2018-12-02 22:23:23,044 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 305 transitions. [2018-12-02 22:23:23,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 22:23:23,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:23,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:23,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:23,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:23,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 192 states and 304 transitions. [2018-12-02 22:23:23,062 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 304 transitions. [2018-12-02 22:23:23,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 22:23:23,063 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:23,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:23,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:23,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 192 states and 303 transitions. [2018-12-02 22:23:23,079 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 303 transitions. [2018-12-02 22:23:23,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 22:23:23,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:23,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:23,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:23,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:23,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 192 states and 302 transitions. [2018-12-02 22:23:23,097 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 302 transitions. [2018-12-02 22:23:23,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 22:23:23,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:23,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:23,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:23,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 195 states and 307 transitions. [2018-12-02 22:23:23,113 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 307 transitions. [2018-12-02 22:23:23,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 22:23:23,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:23,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:23,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:23,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:23,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 191 states and 301 transitions. [2018-12-02 22:23:23,133 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 301 transitions. [2018-12-02 22:23:23,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 22:23:23,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:23,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:23,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:23,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:23,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 192 states and 301 transitions. [2018-12-02 22:23:23,146 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 301 transitions. [2018-12-02 22:23:23,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 22:23:23,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:23,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:24,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:24,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 185 states and 297 transitions. [2018-12-02 22:23:24,720 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 297 transitions. [2018-12-02 22:23:24,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 22:23:24,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:24,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:25,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:25,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 187 states and 302 transitions. [2018-12-02 22:23:25,956 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 302 transitions. [2018-12-02 22:23:25,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-02 22:23:25,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:25,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:26,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:26,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 187 states and 301 transitions. [2018-12-02 22:23:26,444 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 301 transitions. [2018-12-02 22:23:26,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-02 22:23:26,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:26,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:26,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:26,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:26,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 190 states and 307 transitions. [2018-12-02 22:23:26,931 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 307 transitions. [2018-12-02 22:23:26,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-02 22:23:26,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:26,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:27,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:28,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:28,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 190 states and 305 transitions. [2018-12-02 22:23:28,904 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 305 transitions. [2018-12-02 22:23:28,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-02 22:23:28,904 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:28,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:28,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:28,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 191 states and 305 transitions. [2018-12-02 22:23:28,929 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 305 transitions. [2018-12-02 22:23:28,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-02 22:23:28,929 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:23:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:23:28,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:23:29,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:23:29,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 170 states and 267 transitions. [2018-12-02 22:23:29,530 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 267 transitions. [2018-12-02 22:23:29,530 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 22:23:29,530 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 107 iterations. [2018-12-02 22:23:29,541 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 22:23:29,961 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,963 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,963 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,963 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,963 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-02 22:23:29,968 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-02 22:23:29,969 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,969 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,969 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,969 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,969 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-02 22:23:29,970 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-02 22:23:29,970 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-02 22:23:29,970 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-02 22:23:29,971 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-02 22:23:29,971 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,971 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-02 22:23:29,972 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-02 22:23:29,972 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-02 22:23:29,972 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-02 22:23:29,973 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,973 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,973 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-02 22:23:29,973 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-02 22:23:29,974 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,974 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,974 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,974 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-02 22:23:29,974 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-02 22:23:29,975 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,975 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,975 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,975 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,975 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-02 22:23:29,975 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-02 22:23:29,976 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-02 22:23:29,976 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-02 22:23:29,976 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:23:29,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:23:29 ImpRootNode [2018-12-02 22:23:29,977 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 22:23:29,977 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 22:23:29,977 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 22:23:29,977 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 22:23:29,978 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:23:10" (3/4) ... [2018-12-02 22:23:29,981 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 22:23:29,986 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KbFilter_Complete [2018-12-02 22:23:29,986 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KbFilter_CreateClose [2018-12-02 22:23:29,986 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure errorFn [2018-12-02 22:23:29,986 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCompleteRequest [2018-12-02 22:23:29,986 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure KbFilter_DispatchPassThrough [2018-12-02 22:23:29,986 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCallDriver [2018-12-02 22:23:29,986 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stubMoreProcessingRequired [2018-12-02 22:23:29,993 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 65 nodes and edges [2018-12-02 22:23:29,994 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-12-02 22:23:29,994 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 22:23:30,061 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2a977270-2b6f-42c5-a93b-23dab3e0b2bd/bin-2019/ukojak/witness.graphml [2018-12-02 22:23:30,061 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 22:23:30,062 INFO L168 Benchmark]: Toolchain (without parser) took 20168.83 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 627.6 MB). Free memory was 952.2 MB in the beginning and 1.3 GB in the end (delta: -366.2 MB). Peak memory consumption was 261.4 MB. Max. memory is 11.5 GB. [2018-12-02 22:23:30,062 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 22:23:30,063 INFO L168 Benchmark]: CACSL2BoogieTranslator took 219.66 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 930.8 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-02 22:23:30,063 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 930.8 MB in the beginning and 1.1 GB in the end (delta: -180.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-02 22:23:30,063 INFO L168 Benchmark]: Boogie Preprocessor took 20.81 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. [2018-12-02 22:23:30,063 INFO L168 Benchmark]: RCFGBuilder took 724.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 982.5 MB in the end (delta: 128.3 MB). Peak memory consumption was 128.3 MB. Max. memory is 11.5 GB. [2018-12-02 22:23:30,063 INFO L168 Benchmark]: CodeCheck took 19047.60 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 506.5 MB). Free memory was 982.5 MB in the beginning and 1.4 GB in the end (delta: -368.4 MB). Peak memory consumption was 138.1 MB. Max. memory is 11.5 GB. [2018-12-02 22:23:30,063 INFO L168 Benchmark]: Witness Printer took 84.25 ms. Allocated memory is still 1.7 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. [2018-12-02 22:23:30,064 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, 18.5s OverallTime, 107 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1654856464 SDtfs, 192974364 SDslu, -1410819504 SDs, 0 SdLazy, -128661036 SolverSat, -964061848 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31730 GetRequests, 30739 SyntacticMatches, 641 SemanticMatches, 350 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53221 ImplicationChecksByTransitivity, 16.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 2998 NumberOfCodeBlocks, 2998 NumberOfCodeBlocksAsserted, 106 NumberOfCheckSat, 2892 ConstructedInterpolants, 0 QuantifiedInterpolants, 213157 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 219.66 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 930.8 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 930.8 MB in the beginning and 1.1 GB in the end (delta: -180.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.81 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 724.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 982.5 MB in the end (delta: 128.3 MB). Peak memory consumption was 128.3 MB. Max. memory is 11.5 GB. * CodeCheck took 19047.60 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 506.5 MB). Free memory was 982.5 MB in the beginning and 1.4 GB in the end (delta: -368.4 MB). Peak memory consumption was 138.1 MB. Max. memory is 11.5 GB. * Witness Printer took 84.25 ms. Allocated memory is still 1.7 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...