./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ssh/s3_clnt.blast.03_false-unreach-call.i.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh/s3_clnt.blast.03_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/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 1420a5dac3676d838e2b742b3a84faa6df74a9e1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh/s3_clnt.blast.03_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/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 1420a5dac3676d838e2b742b3a84faa6df74a9e1 .............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 01:16:02,297 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:16:02,298 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:16:02,304 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:16:02,305 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:16:02,305 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:16:02,306 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:16:02,307 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:16:02,307 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:16:02,308 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:16:02,308 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:16:02,309 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:16:02,309 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:16:02,310 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:16:02,310 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:16:02,311 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:16:02,311 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:16:02,312 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:16:02,313 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:16:02,314 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:16:02,315 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:16:02,315 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:16:02,316 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:16:02,316 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:16:02,317 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:16:02,317 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:16:02,318 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:16:02,318 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:16:02,319 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:16:02,319 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:16:02,319 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:16:02,320 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:16:02,320 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:16:02,320 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:16:02,321 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:16:02,321 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:16:02,321 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 01:16:02,331 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:16:02,331 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:16:02,332 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 01:16:02,332 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 01:16:02,333 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 01:16:02,333 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 01:16:02,333 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:16:02,334 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 01:16:02,334 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 01:16:02,334 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 01:16:02,334 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:16:02,334 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 01:16:02,335 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 01:16:02,335 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 01:16:02,335 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 01:16:02,335 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:16:02,335 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:16:02,335 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 01:16:02,335 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 01:16:02,335 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 01:16:02,336 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:16:02,336 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 01:16:02,336 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 01:16:02,336 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:16:02,336 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 01:16:02,336 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 01:16:02,336 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 01:16:02,337 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 01:16:02,337 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 01:16:02,337 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_3835be98-895f-4a02-8ef7-806303f5467b/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 -> 1420a5dac3676d838e2b742b3a84faa6df74a9e1 [2018-11-23 01:16:02,363 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:16:02,373 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:16:02,375 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:16:02,376 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:16:02,377 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:16:02,377 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/../../sv-benchmarks/c/ssh/s3_clnt.blast.03_false-unreach-call.i.cil.c [2018-11-23 01:16:02,415 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/data/6c998b433/a1163a8475e14c12b51ad83e96e2d8d2/FLAG46e7f9626 [2018-11-23 01:16:02,887 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:16:02,887 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/sv-benchmarks/c/ssh/s3_clnt.blast.03_false-unreach-call.i.cil.c [2018-11-23 01:16:02,900 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/data/6c998b433/a1163a8475e14c12b51ad83e96e2d8d2/FLAG46e7f9626 [2018-11-23 01:16:03,394 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/data/6c998b433/a1163a8475e14c12b51ad83e96e2d8d2 [2018-11-23 01:16:03,397 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:16:03,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:16:03,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:16:03,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:16:03,401 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:16:03,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:16:03" (1/1) ... [2018-11-23 01:16:03,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cdd840 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:03, skipping insertion in model container [2018-11-23 01:16:03,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:16:03" (1/1) ... [2018-11-23 01:16:03,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:16:03,450 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:16:03,703 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:16:03,762 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:16:03,833 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:16:03,850 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:16:03,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:03 WrapperNode [2018-11-23 01:16:03,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:16:03,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:16:03,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:16:03,851 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:16:03,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:03" (1/1) ... [2018-11-23 01:16:03,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:03" (1/1) ... [2018-11-23 01:16:03,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:16:03,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:16:03,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:16:03,910 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:16:03,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:03" (1/1) ... [2018-11-23 01:16:03,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:03" (1/1) ... [2018-11-23 01:16:03,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:03" (1/1) ... [2018-11-23 01:16:03,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:03" (1/1) ... [2018-11-23 01:16:03,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:03" (1/1) ... [2018-11-23 01:16:03,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:03" (1/1) ... [2018-11-23 01:16:03,960 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:03" (1/1) ... [2018-11-23 01:16:03,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:16:03,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:16:03,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:16:03,965 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:16:03,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 01:16:04,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 01:16:04,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 01:16:04,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 01:16:04,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 01:16:04,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 01:16:04,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 01:16:04,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 01:16:04,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:16:04,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:16:04,123 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 01:16:04,123 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 01:16:06,244 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:16:06,244 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 01:16:06,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:16:06 BoogieIcfgContainer [2018-11-23 01:16:06,244 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:16:06,245 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 01:16:06,245 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 01:16:06,252 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 01:16:06,252 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:16:06" (1/1) ... [2018-11-23 01:16:06,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:06,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:06,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 87 states and 148 transitions. [2018-11-23 01:16:06,287 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 148 transitions. [2018-11-23 01:16:06,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 01:16:06,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:06,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:06,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:06,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:06,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 104 states and 179 transitions. [2018-11-23 01:16:06,541 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 179 transitions. [2018-11-23 01:16:06,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 01:16:06,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:06,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:06,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:06,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:06,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 105 states and 180 transitions. [2018-11-23 01:16:06,606 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 180 transitions. [2018-11-23 01:16:06,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 01:16:06,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:06,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:06,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:16:06,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:06,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 114 states and 209 transitions. [2018-11-23 01:16:06,709 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 209 transitions. [2018-11-23 01:16:06,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 01:16:06,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:06,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:06,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:06,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:06,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 122 states and 240 transitions. [2018-11-23 01:16:06,896 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 240 transitions. [2018-11-23 01:16:06,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 01:16:06,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:06,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:06,928 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:06,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:06,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 122 states and 239 transitions. [2018-11-23 01:16:06,934 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 239 transitions. [2018-11-23 01:16:06,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 01:16:06,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:07,013 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:07,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:07,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 134 states and 265 transitions. [2018-11-23 01:16:07,290 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 265 transitions. [2018-11-23 01:16:07,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 01:16:07,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:07,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:16:07,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:07,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 136 states and 268 transitions. [2018-11-23 01:16:07,334 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 268 transitions. [2018-11-23 01:16:07,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 01:16:07,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:07,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:07,360 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:07,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:07,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 136 states and 267 transitions. [2018-11-23 01:16:07,365 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 267 transitions. [2018-11-23 01:16:07,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 01:16:07,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:07,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:07,391 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:07,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:07,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 135 states and 268 transitions. [2018-11-23 01:16:07,401 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 268 transitions. [2018-11-23 01:16:07,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 01:16:07,402 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:07,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:07,425 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:07,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:07,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 137 states and 274 transitions. [2018-11-23 01:16:07,578 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 274 transitions. [2018-11-23 01:16:07,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 01:16:07,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:07,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:16:07,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:07,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 140 states and 278 transitions. [2018-11-23 01:16:07,632 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 278 transitions. [2018-11-23 01:16:07,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 01:16:07,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:07,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:07,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:07,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 138 states and 273 transitions. [2018-11-23 01:16:07,655 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 273 transitions. [2018-11-23 01:16:07,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 01:16:07,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:07,674 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:07,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:07,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 138 states and 272 transitions. [2018-11-23 01:16:07,680 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 272 transitions. [2018-11-23 01:16:07,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 01:16:07,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:07,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:07,756 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:08,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:08,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 160 states and 328 transitions. [2018-11-23 01:16:08,097 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 328 transitions. [2018-11-23 01:16:08,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 01:16:08,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:08,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:08,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:16:08,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:08,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 161 states and 329 transitions. [2018-11-23 01:16:08,130 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 329 transitions. [2018-11-23 01:16:08,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 01:16:08,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:08,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:08,169 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:08,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:08,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 168 states and 347 transitions. [2018-11-23 01:16:08,503 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 347 transitions. [2018-11-23 01:16:08,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 01:16:08,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:08,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:08,524 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:08,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:08,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 170 states and 352 transitions. [2018-11-23 01:16:08,609 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 352 transitions. [2018-11-23 01:16:08,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 01:16:08,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:08,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:08,636 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:08,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:08,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 171 states and 353 transitions. [2018-11-23 01:16:08,641 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 353 transitions. [2018-11-23 01:16:08,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 01:16:08,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:08,655 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:08,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:08,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 173 states and 367 transitions. [2018-11-23 01:16:08,898 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 367 transitions. [2018-11-23 01:16:08,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 01:16:08,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:08,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:08,926 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:08,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:08,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 174 states and 368 transitions. [2018-11-23 01:16:08,951 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 368 transitions. [2018-11-23 01:16:08,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 01:16:08,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:08,973 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:08,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:08,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 173 states and 366 transitions. [2018-11-23 01:16:08,978 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 366 transitions. [2018-11-23 01:16:08,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 01:16:08,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:09,008 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:09,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:09,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 176 states and 372 transitions. [2018-11-23 01:16:09,170 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 372 transitions. [2018-11-23 01:16:09,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 01:16:09,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:09,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:09,240 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:09,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:09,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 192 states and 407 transitions. [2018-11-23 01:16:09,726 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 407 transitions. [2018-11-23 01:16:09,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 01:16:09,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:09,753 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:09,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:09,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 193 states and 408 transitions. [2018-11-23 01:16:09,759 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 408 transitions. [2018-11-23 01:16:09,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 01:16:09,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:09,787 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:10,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:10,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 196 states and 418 transitions. [2018-11-23 01:16:10,227 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 418 transitions. [2018-11-23 01:16:10,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 01:16:10,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:10,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:10,246 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:10,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:10,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 198 states and 424 transitions. [2018-11-23 01:16:10,427 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 424 transitions. [2018-11-23 01:16:10,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 01:16:10,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:10,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:10,564 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:11,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:11,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 221 states and 482 transitions. [2018-11-23 01:16:11,495 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 482 transitions. [2018-11-23 01:16:11,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 01:16:11,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:11,584 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:11,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:11,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 224 states and 494 transitions. [2018-11-23 01:16:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 494 transitions. [2018-11-23 01:16:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 01:16:11,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:11,819 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:11,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:11,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 227 states and 502 transitions. [2018-11-23 01:16:11,967 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 502 transitions. [2018-11-23 01:16:11,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 01:16:11,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:11,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:12,096 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:13,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:13,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 245 states and 537 transitions. [2018-11-23 01:16:13,326 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 537 transitions. [2018-11-23 01:16:13,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 01:16:13,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:13,345 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:13,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:13,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 247 states and 542 transitions. [2018-11-23 01:16:13,765 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 542 transitions. [2018-11-23 01:16:13,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 01:16:13,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:13,868 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:14,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:14,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 250 states and 546 transitions. [2018-11-23 01:16:14,053 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 546 transitions. [2018-11-23 01:16:14,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 01:16:14,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:14,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:14,073 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:14,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:14,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 249 states and 544 transitions. [2018-11-23 01:16:14,080 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 544 transitions. [2018-11-23 01:16:14,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 01:16:14,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:14,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:14,243 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:15,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:15,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 267 states and 583 transitions. [2018-11-23 01:16:15,374 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 583 transitions. [2018-11-23 01:16:15,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:16:15,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:15,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:15,508 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:15,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:15,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 268 states and 584 transitions. [2018-11-23 01:16:15,515 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 584 transitions. [2018-11-23 01:16:15,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:16:15,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:15,534 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:15,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:15,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 271 states and 592 transitions. [2018-11-23 01:16:15,561 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 592 transitions. [2018-11-23 01:16:15,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:16:15,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:15,721 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:16,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:16,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 272 states and 595 transitions. [2018-11-23 01:16:16,106 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 595 transitions. [2018-11-23 01:16:16,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:16:16,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:16,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:16,125 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:16,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:16,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 274 states and 601 transitions. [2018-11-23 01:16:16,388 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 601 transitions. [2018-11-23 01:16:16,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:16:16,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:16,411 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:17,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:17,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 292 states and 639 transitions. [2018-11-23 01:16:17,823 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 639 transitions. [2018-11-23 01:16:17,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:16:17,824 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:17,836 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:18,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:18,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 294 states and 644 transitions. [2018-11-23 01:16:18,111 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 644 transitions. [2018-11-23 01:16:18,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:16:18,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:18,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:18,131 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:16:18,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:18,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 297 states and 649 transitions. [2018-11-23 01:16:18,163 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 649 transitions. [2018-11-23 01:16:18,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:16:18,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:18,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:18,195 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:16:18,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:18,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 299 states and 652 transitions. [2018-11-23 01:16:18,622 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 652 transitions. [2018-11-23 01:16:18,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:16:18,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:18,742 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:18,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:18,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 299 states and 651 transitions. [2018-11-23 01:16:18,993 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 651 transitions. [2018-11-23 01:16:18,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:16:18,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:19,097 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:19,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:19,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 299 states and 650 transitions. [2018-11-23 01:16:19,355 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 650 transitions. [2018-11-23 01:16:19,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:16:19,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:19,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:19,366 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:19,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:19,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 297 states and 647 transitions. [2018-11-23 01:16:19,370 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 647 transitions. [2018-11-23 01:16:19,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:16:19,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:19,381 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:19,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:19,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 299 states and 650 transitions. [2018-11-23 01:16:19,390 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 650 transitions. [2018-11-23 01:16:19,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:16:19,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:19,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:19,403 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:16:19,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:19,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 300 states and 651 transitions. [2018-11-23 01:16:19,414 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 651 transitions. [2018-11-23 01:16:19,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 01:16:19,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:19,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:19,512 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:19,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:19,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 300 states and 650 transitions. [2018-11-23 01:16:19,806 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 650 transitions. [2018-11-23 01:16:19,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 01:16:19,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:19,850 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:20,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:20,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 303 states and 655 transitions. [2018-11-23 01:16:20,172 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 655 transitions. [2018-11-23 01:16:20,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 01:16:20,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:20,184 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:20,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:20,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 301 states and 651 transitions. [2018-11-23 01:16:20,187 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 651 transitions. [2018-11-23 01:16:20,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 01:16:20,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:20,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:20,368 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:21,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:21,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 319 states and 692 transitions. [2018-11-23 01:16:21,705 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 692 transitions. [2018-11-23 01:16:21,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 01:16:21,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:21,819 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:22,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:22,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 319 states and 691 transitions. [2018-11-23 01:16:22,119 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 691 transitions. [2018-11-23 01:16:22,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 01:16:22,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:22,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:22,244 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:22,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:22,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 319 states and 689 transitions. [2018-11-23 01:16:22,554 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 689 transitions. [2018-11-23 01:16:22,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 01:16:22,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:22,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:22,581 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 01:16:22,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:22,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 325 states and 700 transitions. [2018-11-23 01:16:22,633 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 700 transitions. [2018-11-23 01:16:22,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 01:16:22,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:22,690 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:22,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:22,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 326 states and 701 transitions. [2018-11-23 01:16:22,935 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 701 transitions. [2018-11-23 01:16:22,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 01:16:22,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:22,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:22,972 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:22,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:22,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 327 states and 702 transitions. [2018-11-23 01:16:22,976 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 702 transitions. [2018-11-23 01:16:22,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 01:16:22,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:22,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:22,988 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:23,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:23,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 332 states and 723 transitions. [2018-11-23 01:16:23,551 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 723 transitions. [2018-11-23 01:16:23,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 01:16:23,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:23,647 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:24,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:24,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 333 states and 724 transitions. [2018-11-23 01:16:24,188 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 724 transitions. [2018-11-23 01:16:24,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 01:16:24,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:24,198 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:24,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:24,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 335 states and 731 transitions. [2018-11-23 01:16:24,493 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 731 transitions. [2018-11-23 01:16:24,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 01:16:24,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:24,595 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:24,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:24,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 335 states and 729 transitions. [2018-11-23 01:16:24,934 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 729 transitions. [2018-11-23 01:16:24,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 01:16:24,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:25,039 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:25,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:25,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 335 states and 727 transitions. [2018-11-23 01:16:25,411 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 727 transitions. [2018-11-23 01:16:25,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 01:16:25,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:25,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:25,524 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:27,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:27,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 346 states and 742 transitions. [2018-11-23 01:16:27,872 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 742 transitions. [2018-11-23 01:16:27,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 01:16:27,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:27,885 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:28,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:28,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 351 states and 755 transitions. [2018-11-23 01:16:28,171 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 755 transitions. [2018-11-23 01:16:28,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 01:16:28,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:28,184 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:28,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:28,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 351 states and 754 transitions. [2018-11-23 01:16:28,195 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 754 transitions. [2018-11-23 01:16:28,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 01:16:28,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:28,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:28,211 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:28,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:28,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 352 states and 755 transitions. [2018-11-23 01:16:28,218 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 755 transitions. [2018-11-23 01:16:28,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 01:16:28,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:28,236 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:30,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:30,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 353 states and 756 transitions. [2018-11-23 01:16:30,452 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 756 transitions. [2018-11-23 01:16:30,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 01:16:30,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:30,473 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 01:16:30,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:30,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 355 states and 759 transitions. [2018-11-23 01:16:30,485 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 759 transitions. [2018-11-23 01:16:30,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 01:16:30,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:30,497 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:30,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:30,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 355 states and 758 transitions. [2018-11-23 01:16:30,514 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 758 transitions. [2018-11-23 01:16:30,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 01:16:30,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:30,527 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:30,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:30,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 352 states and 750 transitions. [2018-11-23 01:16:30,544 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 750 transitions. [2018-11-23 01:16:30,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 01:16:30,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:30,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:30,561 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:16:30,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 355 states and 757 transitions. [2018-11-23 01:16:30,586 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 757 transitions. [2018-11-23 01:16:30,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 01:16:30,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:30,602 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:30,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:30,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 356 states and 758 transitions. [2018-11-23 01:16:30,610 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 758 transitions. [2018-11-23 01:16:30,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 01:16:30,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:30,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:30,628 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:30,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:30,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 354 states and 753 transitions. [2018-11-23 01:16:30,636 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 753 transitions. [2018-11-23 01:16:30,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 01:16:30,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:30,653 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:30,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:30,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 354 states and 752 transitions. [2018-11-23 01:16:30,677 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 752 transitions. [2018-11-23 01:16:30,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 01:16:30,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:30,823 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:31,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:31,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 354 states and 751 transitions. [2018-11-23 01:16:31,260 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 751 transitions. [2018-11-23 01:16:31,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 01:16:31,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:31,408 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:31,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:31,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 354 states and 750 transitions. [2018-11-23 01:16:31,810 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 750 transitions. [2018-11-23 01:16:31,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 01:16:31,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:31,823 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:16:31,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:31,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 355 states and 751 transitions. [2018-11-23 01:16:31,840 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 751 transitions. [2018-11-23 01:16:31,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 01:16:31,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:31,850 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:31,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:31,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 356 states and 752 transitions. [2018-11-23 01:16:31,855 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 752 transitions. [2018-11-23 01:16:31,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 01:16:31,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:31,867 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:16:31,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:31,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 361 states and 760 transitions. [2018-11-23 01:16:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 760 transitions. [2018-11-23 01:16:31,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:16:31,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:31,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:32,197 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:33,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:33,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 371 states and 784 transitions. [2018-11-23 01:16:33,462 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 784 transitions. [2018-11-23 01:16:33,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:16:33,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:33,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:33,506 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:16:33,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:33,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 371 states and 783 transitions. [2018-11-23 01:16:33,517 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 783 transitions. [2018-11-23 01:16:33,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:16:33,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:33,674 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:34,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:34,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 371 states and 782 transitions. [2018-11-23 01:16:34,091 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 782 transitions. [2018-11-23 01:16:34,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:16:34,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:34,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:34,103 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:34,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:34,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 374 states and 787 transitions. [2018-11-23 01:16:34,114 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 787 transitions. [2018-11-23 01:16:34,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:16:34,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:34,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:34,127 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:16:34,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:34,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 375 states and 788 transitions. [2018-11-23 01:16:34,156 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 788 transitions. [2018-11-23 01:16:34,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:16:34,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:34,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:34,937 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:38,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:38,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 390 states and 821 transitions. [2018-11-23 01:16:38,559 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 821 transitions. [2018-11-23 01:16:38,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:16:38,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:38,647 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:16:39,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:39,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 394 states and 831 transitions. [2018-11-23 01:16:39,267 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 831 transitions. [2018-11-23 01:16:39,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:16:39,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:39,281 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:39,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:39,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 393 states and 829 transitions. [2018-11-23 01:16:39,674 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 829 transitions. [2018-11-23 01:16:39,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:16:39,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:39,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:39,686 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:40,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:40,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 395 states and 839 transitions. [2018-11-23 01:16:40,253 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 839 transitions. [2018-11-23 01:16:40,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:16:40,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:40,457 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:40,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:40,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 395 states and 838 transitions. [2018-11-23 01:16:40,959 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 838 transitions. [2018-11-23 01:16:40,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:16:40,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:40,973 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:42,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:42,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 395 states and 837 transitions. [2018-11-23 01:16:42,631 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 837 transitions. [2018-11-23 01:16:42,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:16:42,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:42,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:42,646 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:42,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:42,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 396 states and 838 transitions. [2018-11-23 01:16:42,655 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 838 transitions. [2018-11-23 01:16:42,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:16:42,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:42,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:42,671 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:16:42,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:42,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 399 states and 843 transitions. [2018-11-23 01:16:42,702 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 843 transitions. [2018-11-23 01:16:42,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 01:16:42,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:42,917 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:43,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:43,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 399 states and 842 transitions. [2018-11-23 01:16:43,431 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 842 transitions. [2018-11-23 01:16:43,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 01:16:43,432 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:43,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:43,676 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:44,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:44,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 399 states and 839 transitions. [2018-11-23 01:16:44,322 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 839 transitions. [2018-11-23 01:16:44,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 01:16:44,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:44,333 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:44,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:44,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 402 states and 844 transitions. [2018-11-23 01:16:44,342 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 844 transitions. [2018-11-23 01:16:44,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 01:16:44,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:44,360 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:16:44,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:44,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 403 states and 845 transitions. [2018-11-23 01:16:44,386 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 845 transitions. [2018-11-23 01:16:44,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 01:16:44,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:44,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:44,406 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:48,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:48,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 403 states and 844 transitions. [2018-11-23 01:16:48,098 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 844 transitions. [2018-11-23 01:16:48,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 01:16:48,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:48,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:48,351 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:48,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:48,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 403 states and 842 transitions. [2018-11-23 01:16:48,913 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 842 transitions. [2018-11-23 01:16:48,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 01:16:48,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:49,167 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:49,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:49,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 403 states and 841 transitions. [2018-11-23 01:16:49,704 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 841 transitions. [2018-11-23 01:16:49,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 01:16:49,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:49,941 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:50,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:50,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 403 states and 840 transitions. [2018-11-23 01:16:50,484 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 840 transitions. [2018-11-23 01:16:50,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 01:16:50,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:50,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:50,501 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:50,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:50,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 404 states and 841 transitions. [2018-11-23 01:16:50,508 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 841 transitions. [2018-11-23 01:16:50,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 01:16:50,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:50,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:50,594 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:50,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:50,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 405 states and 841 transitions. [2018-11-23 01:16:50,604 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 841 transitions. [2018-11-23 01:16:50,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 01:16:50,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:50,813 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:51,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:51,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 405 states and 839 transitions. [2018-11-23 01:16:51,396 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 839 transitions. [2018-11-23 01:16:51,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 01:16:51,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:51,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:51,647 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:52,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:52,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 405 states and 838 transitions. [2018-11-23 01:16:52,211 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 838 transitions. [2018-11-23 01:16:52,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:16:52,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:52,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:52,222 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:52,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:52,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 406 states and 839 transitions. [2018-11-23 01:16:52,231 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 839 transitions. [2018-11-23 01:16:52,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:16:52,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:52,489 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:53,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:53,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 406 states and 838 transitions. [2018-11-23 01:16:53,086 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 838 transitions. [2018-11-23 01:16:53,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:16:53,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:53,318 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:53,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:53,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 406 states and 836 transitions. [2018-11-23 01:16:53,892 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 836 transitions. [2018-11-23 01:16:53,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:16:53,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:53,905 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:16:53,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:53,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 411 states and 845 transitions. [2018-11-23 01:16:53,919 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 845 transitions. [2018-11-23 01:16:53,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:16:53,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:53,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:53,934 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:16:54,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:54,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 415 states and 851 transitions. [2018-11-23 01:16:54,758 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 851 transitions. [2018-11-23 01:16:54,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:16:54,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:54,771 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:54,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:54,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 412 states and 836 transitions. [2018-11-23 01:16:54,777 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 836 transitions. [2018-11-23 01:16:54,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:16:54,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:55,012 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:55,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:55,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 412 states and 835 transitions. [2018-11-23 01:16:55,600 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 835 transitions. [2018-11-23 01:16:55,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:16:55,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:55,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:55,828 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:56,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:56,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 412 states and 833 transitions. [2018-11-23 01:16:56,419 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 833 transitions. [2018-11-23 01:16:56,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:16:56,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:56,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:56,455 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 01:16:56,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:56,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 418 states and 843 transitions. [2018-11-23 01:16:56,484 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 843 transitions. [2018-11-23 01:16:56,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:16:56,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:56,496 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:56,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:56,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 423 states and 852 transitions. [2018-11-23 01:16:56,502 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 852 transitions. [2018-11-23 01:16:56,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:16:56,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:56,515 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:16:56,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:56,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 424 states and 853 transitions. [2018-11-23 01:16:56,543 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 853 transitions. [2018-11-23 01:16:56,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:16:56,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:56,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:56,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 428 states and 859 transitions. [2018-11-23 01:16:56,642 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 859 transitions. [2018-11-23 01:16:56,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:16:56,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:56,654 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:56,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:56,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 430 states and 861 transitions. [2018-11-23 01:16:56,662 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 861 transitions. [2018-11-23 01:16:56,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:16:56,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:56,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:56,682 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:16:56,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:56,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 433 states and 866 transitions. [2018-11-23 01:16:56,718 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 866 transitions. [2018-11-23 01:16:56,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:16:56,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:56,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:56,769 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:16:57,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:57,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 436 states and 870 transitions. [2018-11-23 01:16:57,168 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 870 transitions. [2018-11-23 01:16:57,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:16:57,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:57,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:57,187 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:57,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:57,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 442 states and 889 transitions. [2018-11-23 01:16:57,228 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 889 transitions. [2018-11-23 01:16:57,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:16:57,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:57,241 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:57,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:57,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 442 states and 888 transitions. [2018-11-23 01:16:57,250 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 888 transitions. [2018-11-23 01:16:57,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:16:57,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:57,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:57,263 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:57,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:57,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 441 states and 886 transitions. [2018-11-23 01:16:57,274 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 886 transitions. [2018-11-23 01:16:57,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:16:57,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:57,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:57,289 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:57,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:57,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 441 states and 885 transitions. [2018-11-23 01:16:57,298 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 885 transitions. [2018-11-23 01:16:57,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:16:57,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:57,312 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:57,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:57,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 442 states and 886 transitions. [2018-11-23 01:16:57,319 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 886 transitions. [2018-11-23 01:16:57,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:16:57,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:57,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:57,331 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:16:57,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:57,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 445 states and 891 transitions. [2018-11-23 01:16:57,353 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 891 transitions. [2018-11-23 01:16:57,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:16:57,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:57,364 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:57,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:57,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 443 states and 888 transitions. [2018-11-23 01:16:57,370 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 888 transitions. [2018-11-23 01:16:57,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:16:57,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:57,381 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:57,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:57,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 445 states and 891 transitions. [2018-11-23 01:16:57,392 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 891 transitions. [2018-11-23 01:16:57,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:16:57,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:57,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:57,409 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:16:57,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:57,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 446 states and 893 transitions. [2018-11-23 01:16:57,446 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 893 transitions. [2018-11-23 01:16:57,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:16:57,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:57,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:57,463 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 01:16:57,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:57,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 447 states and 893 transitions. [2018-11-23 01:16:57,676 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 893 transitions. [2018-11-23 01:16:57,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:16:57,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:57,695 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 01:16:57,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:57,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 448 states and 895 transitions. [2018-11-23 01:16:57,714 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 895 transitions. [2018-11-23 01:16:57,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:16:57,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:57,753 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 01:16:58,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:58,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 449 states and 895 transitions. [2018-11-23 01:16:58,198 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 895 transitions. [2018-11-23 01:16:58,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:16:58,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:58,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:58,395 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:59,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 449 states and 893 transitions. [2018-11-23 01:16:59,004 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 893 transitions. [2018-11-23 01:16:59,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:16:59,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,041 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 01:16:59,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 451 states and 896 transitions. [2018-11-23 01:16:59,047 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 896 transitions. [2018-11-23 01:16:59,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:16:59,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,060 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:59,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 451 states and 895 transitions. [2018-11-23 01:16:59,069 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 895 transitions. [2018-11-23 01:16:59,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:16:59,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,085 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:59,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 451 states and 894 transitions. [2018-11-23 01:16:59,101 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 894 transitions. [2018-11-23 01:16:59,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:16:59,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,114 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:59,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 451 states and 891 transitions. [2018-11-23 01:16:59,145 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 891 transitions. [2018-11-23 01:16:59,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:16:59,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,157 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:59,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 448 states and 883 transitions. [2018-11-23 01:16:59,172 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 883 transitions. [2018-11-23 01:16:59,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:16:59,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,183 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:59,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 451 states and 888 transitions. [2018-11-23 01:16:59,192 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 888 transitions. [2018-11-23 01:16:59,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:16:59,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,205 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:16:59,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 452 states and 889 transitions. [2018-11-23 01:16:59,218 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 889 transitions. [2018-11-23 01:16:59,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 01:16:59,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,230 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:59,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 450 states and 884 transitions. [2018-11-23 01:16:59,236 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 884 transitions. [2018-11-23 01:16:59,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 01:16:59,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,250 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:59,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 448 states and 879 transitions. [2018-11-23 01:16:59,256 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 879 transitions. [2018-11-23 01:16:59,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 01:16:59,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,268 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:59,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 448 states and 878 transitions. [2018-11-23 01:16:59,285 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 878 transitions. [2018-11-23 01:16:59,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 01:16:59,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,297 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:59,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 448 states and 877 transitions. [2018-11-23 01:16:59,310 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 877 transitions. [2018-11-23 01:16:59,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 01:16:59,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,326 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:59,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 449 states and 878 transitions. [2018-11-23 01:16:59,332 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 878 transitions. [2018-11-23 01:16:59,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 01:16:59,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,346 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:16:59,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 452 states and 883 transitions. [2018-11-23 01:16:59,392 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 883 transitions. [2018-11-23 01:16:59,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 01:16:59,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,405 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:59,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 455 states and 888 transitions. [2018-11-23 01:16:59,416 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 888 transitions. [2018-11-23 01:16:59,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 01:16:59,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,430 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:16:59,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:16:59,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 456 states and 889 transitions. [2018-11-23 01:16:59,449 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 889 transitions. [2018-11-23 01:16:59,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 01:16:59,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:16:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:59,468 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:00,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:00,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 456 states and 888 transitions. [2018-11-23 01:17:00,578 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 888 transitions. [2018-11-23 01:17:00,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 01:17:00,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:00,590 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:00,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:00,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 456 states and 887 transitions. [2018-11-23 01:17:00,998 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 887 transitions. [2018-11-23 01:17:00,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 01:17:00,998 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:01,012 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:01,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:01,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 457 states and 888 transitions. [2018-11-23 01:17:01,018 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 888 transitions. [2018-11-23 01:17:01,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 01:17:01,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:01,035 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:17:01,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:01,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 460 states and 895 transitions. [2018-11-23 01:17:01,075 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 895 transitions. [2018-11-23 01:17:01,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 01:17:01,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:01,280 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:01,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:01,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 460 states and 894 transitions. [2018-11-23 01:17:01,916 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 894 transitions. [2018-11-23 01:17:01,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 01:17:01,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:01,935 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:17:01,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:01,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 461 states and 895 transitions. [2018-11-23 01:17:01,957 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 895 transitions. [2018-11-23 01:17:01,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 01:17:01,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:01,974 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:17:02,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:02,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 466 states and 903 transitions. [2018-11-23 01:17:02,040 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 903 transitions. [2018-11-23 01:17:02,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 01:17:02,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:02,054 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:02,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:02,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 469 states and 908 transitions. [2018-11-23 01:17:02,072 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 908 transitions. [2018-11-23 01:17:02,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 01:17:02,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:02,102 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:17:02,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:02,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 470 states and 909 transitions. [2018-11-23 01:17:02,135 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 909 transitions. [2018-11-23 01:17:02,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 01:17:02,135 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:02,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:02,175 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:17:02,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:02,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 474 states and 915 transitions. [2018-11-23 01:17:02,694 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 915 transitions. [2018-11-23 01:17:02,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 01:17:02,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:02,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:02,708 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:02,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:02,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 475 states and 916 transitions. [2018-11-23 01:17:02,717 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 916 transitions. [2018-11-23 01:17:02,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 01:17:02,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:02,735 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:17:02,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:02,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 478 states and 921 transitions. [2018-11-23 01:17:02,761 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 921 transitions. [2018-11-23 01:17:02,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 01:17:02,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:02,778 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:09,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:09,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 481 states and 927 transitions. [2018-11-23 01:17:09,174 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 927 transitions. [2018-11-23 01:17:09,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 01:17:09,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:09,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:09,405 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:10,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:10,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 482 states and 928 transitions. [2018-11-23 01:17:10,742 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 928 transitions. [2018-11-23 01:17:10,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 01:17:10,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:10,780 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 01:17:10,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:10,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 483 states and 929 transitions. [2018-11-23 01:17:10,800 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 929 transitions. [2018-11-23 01:17:10,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 01:17:10,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:10,812 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:10,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:10,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 486 states and 934 transitions. [2018-11-23 01:17:10,824 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 934 transitions. [2018-11-23 01:17:10,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 01:17:10,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:10,845 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:17:10,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 487 states and 935 transitions. [2018-11-23 01:17:10,861 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 935 transitions. [2018-11-23 01:17:10,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 01:17:10,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:10,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:10,874 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:10,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:10,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 488 states and 936 transitions. [2018-11-23 01:17:10,881 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 936 transitions. [2018-11-23 01:17:10,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 01:17:10,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:10,905 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:17:10,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:10,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 493 states and 947 transitions. [2018-11-23 01:17:10,933 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 947 transitions. [2018-11-23 01:17:10,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 01:17:10,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:10,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:10,953 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:17:11,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:11,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 497 states and 955 transitions. [2018-11-23 01:17:11,568 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 955 transitions. [2018-11-23 01:17:11,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 01:17:11,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:11,583 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:11,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:11,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 502 states and 964 transitions. [2018-11-23 01:17:11,592 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 964 transitions. [2018-11-23 01:17:11,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 01:17:11,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:11,621 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:17:11,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:11,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 503 states and 965 transitions. [2018-11-23 01:17:11,644 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 965 transitions. [2018-11-23 01:17:11,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 01:17:11,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:11,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:11,658 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:11,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:11,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 507 states and 971 transitions. [2018-11-23 01:17:11,949 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 971 transitions. [2018-11-23 01:17:11,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 01:17:11,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:11,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:12,023 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 01:17:12,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:12,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 508 states and 973 transitions. [2018-11-23 01:17:12,044 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 973 transitions. [2018-11-23 01:17:12,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 01:17:12,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:12,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:13,417 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 50 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:17:19,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:19,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 516 states and 1001 transitions. [2018-11-23 01:17:19,875 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1001 transitions. [2018-11-23 01:17:19,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 01:17:19,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:19,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:19,936 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 01:17:20,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:20,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 519 states and 1005 transitions. [2018-11-23 01:17:20,483 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1005 transitions. [2018-11-23 01:17:20,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 01:17:20,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:20,497 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:20,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:20,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 520 states and 1006 transitions. [2018-11-23 01:17:20,505 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1006 transitions. [2018-11-23 01:17:20,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 01:17:20,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:20,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:20,524 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:17:20,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:20,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 523 states and 1011 transitions. [2018-11-23 01:17:20,554 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1011 transitions. [2018-11-23 01:17:20,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 01:17:20,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:20,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:20,988 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 51 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:17:22,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:22,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 523 states and 1010 transitions. [2018-11-23 01:17:22,007 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1010 transitions. [2018-11-23 01:17:22,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 01:17:22,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:22,311 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 01:17:23,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:23,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 524 states and 1012 transitions. [2018-11-23 01:17:23,701 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1012 transitions. [2018-11-23 01:17:23,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 01:17:23,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:24,456 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:17:30,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:30,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 545 states and 1060 transitions. [2018-11-23 01:17:30,873 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1060 transitions. [2018-11-23 01:17:30,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 01:17:30,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:31,227 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:31,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:31,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 546 states and 1063 transitions. [2018-11-23 01:17:31,450 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1063 transitions. [2018-11-23 01:17:31,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 01:17:31,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:31,536 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:32,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:32,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 547 states and 1063 transitions. [2018-11-23 01:17:32,235 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1063 transitions. [2018-11-23 01:17:32,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 01:17:32,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:32,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:32,250 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:32,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:32,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 550 states and 1068 transitions. [2018-11-23 01:17:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1068 transitions. [2018-11-23 01:17:32,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 01:17:32,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:32,353 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:17:32,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:32,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 551 states and 1069 transitions. [2018-11-23 01:17:32,375 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1069 transitions. [2018-11-23 01:17:32,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 01:17:32,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:32,484 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:17:38,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:38,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 561 states and 1082 transitions. [2018-11-23 01:17:38,429 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1082 transitions. [2018-11-23 01:17:38,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 01:17:38,429 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:38,459 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 01:17:39,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:39,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 564 states and 1086 transitions. [2018-11-23 01:17:39,450 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1086 transitions. [2018-11-23 01:17:39,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 01:17:39,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:39,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:39,484 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 01:17:39,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:39,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 565 states and 1087 transitions. [2018-11-23 01:17:39,796 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1087 transitions. [2018-11-23 01:17:39,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 01:17:39,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:39,809 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 01:17:40,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:40,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 567 states and 1090 transitions. [2018-11-23 01:17:40,355 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1090 transitions. [2018-11-23 01:17:40,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 01:17:40,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:40,629 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:17:40,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:40,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 568 states and 1091 transitions. [2018-11-23 01:17:40,715 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1091 transitions. [2018-11-23 01:17:40,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 01:17:40,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:40,729 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:40,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:40,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 569 states and 1092 transitions. [2018-11-23 01:17:40,738 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1092 transitions. [2018-11-23 01:17:40,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 01:17:40,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:40,758 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:17:40,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:40,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 572 states and 1100 transitions. [2018-11-23 01:17:40,812 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1100 transitions. [2018-11-23 01:17:40,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 01:17:40,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:40,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:40,844 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 01:17:46,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:46,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 590 states and 1139 transitions. [2018-11-23 01:17:46,242 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1139 transitions. [2018-11-23 01:17:46,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 01:17:46,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:46,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:46,272 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 01:17:48,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:48,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 599 states and 1158 transitions. [2018-11-23 01:17:48,800 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1158 transitions. [2018-11-23 01:17:48,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 01:17:48,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:48,829 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 01:17:49,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:49,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 600 states and 1159 transitions. [2018-11-23 01:17:49,480 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1159 transitions. [2018-11-23 01:17:49,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 01:17:49,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:49,493 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:49,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:49,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 603 states and 1164 transitions. [2018-11-23 01:17:49,514 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1164 transitions. [2018-11-23 01:17:49,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 01:17:49,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:49,536 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:17:49,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:49,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 604 states and 1165 transitions. [2018-11-23 01:17:49,573 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1165 transitions. [2018-11-23 01:17:49,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 01:17:49,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:49,961 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:17:50,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:50,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 604 states and 1164 transitions. [2018-11-23 01:17:50,811 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1164 transitions. [2018-11-23 01:17:50,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 01:17:50,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:50,824 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 01:17:50,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:50,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 604 states and 1163 transitions. [2018-11-23 01:17:50,843 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1163 transitions. [2018-11-23 01:17:50,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 01:17:50,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:50,875 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 01:17:50,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:50,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 605 states and 1164 transitions. [2018-11-23 01:17:50,907 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1164 transitions. [2018-11-23 01:17:50,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 01:17:50,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:50,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:50,920 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:50,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:50,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 606 states and 1165 transitions. [2018-11-23 01:17:50,929 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1165 transitions. [2018-11-23 01:17:50,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 01:17:50,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:51,201 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:17:54,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:54,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 618 states and 1193 transitions. [2018-11-23 01:17:54,328 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1193 transitions. [2018-11-23 01:17:54,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 01:17:54,328 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:54,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:54,671 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:17:55,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:55,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 619 states and 1195 transitions. [2018-11-23 01:17:55,338 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1195 transitions. [2018-11-23 01:17:55,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 01:17:55,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:55,352 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:17:57,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:57,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 621 states and 1197 transitions. [2018-11-23 01:17:57,193 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1197 transitions. [2018-11-23 01:17:57,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 01:17:57,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:57,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:57,455 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:17:57,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:17:57,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 622 states and 1198 transitions. [2018-11-23 01:17:57,626 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1198 transitions. [2018-11-23 01:17:57,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 01:17:57,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:17:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:59,861 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 36 proven. 42 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 01:18:13,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:13,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 652 states and 1263 transitions. [2018-11-23 01:18:13,026 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1263 transitions. [2018-11-23 01:18:13,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 01:18:13,027 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:13,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:13,103 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:18:14,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:14,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 652 states and 1262 transitions. [2018-11-23 01:18:14,086 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1262 transitions. [2018-11-23 01:18:14,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 01:18:14,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:14,595 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 36 proven. 42 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 01:18:14,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:14,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 653 states and 1263 transitions. [2018-11-23 01:18:14,617 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1263 transitions. [2018-11-23 01:18:14,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 01:18:14,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:14,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:14,687 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 01:18:14,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:14,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 654 states and 1264 transitions. [2018-11-23 01:18:14,801 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1264 transitions. [2018-11-23 01:18:14,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 01:18:14,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:14,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:15,884 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:18:22,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:22,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 671 states and 1299 transitions. [2018-11-23 01:18:22,893 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1299 transitions. [2018-11-23 01:18:22,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 01:18:22,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:22,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:23,161 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:18:24,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:24,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 679 states and 1329 transitions. [2018-11-23 01:18:24,414 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1329 transitions. [2018-11-23 01:18:24,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 01:18:24,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:24,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:24,532 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 01:18:24,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:24,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 680 states and 1329 transitions. [2018-11-23 01:18:24,642 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1329 transitions. [2018-11-23 01:18:24,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 01:18:24,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:24,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:25,993 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 01:18:29,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:29,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 687 states and 1341 transitions. [2018-11-23 01:18:29,554 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1341 transitions. [2018-11-23 01:18:29,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 01:18:29,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:29,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:29,921 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 01:18:31,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:31,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 688 states and 1343 transitions. [2018-11-23 01:18:31,377 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1343 transitions. [2018-11-23 01:18:31,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 01:18:31,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:32,372 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:18:37,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:37,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 691 states and 1347 transitions. [2018-11-23 01:18:37,815 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1347 transitions. [2018-11-23 01:18:37,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 01:18:37,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:39,048 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:18:40,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:40,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 691 states and 1346 transitions. [2018-11-23 01:18:40,133 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1346 transitions. [2018-11-23 01:18:40,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 01:18:40,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:40,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:41,064 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:18:41,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:41,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 692 states and 1347 transitions. [2018-11-23 01:18:41,933 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1347 transitions. [2018-11-23 01:18:41,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 01:18:41,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:42,331 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:18:43,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:43,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 692 states and 1346 transitions. [2018-11-23 01:18:43,354 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1346 transitions. [2018-11-23 01:18:43,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 01:18:43,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:43,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:43,759 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:18:44,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:44,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 692 states and 1345 transitions. [2018-11-23 01:18:44,791 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1345 transitions. [2018-11-23 01:18:44,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 01:18:44,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:44,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:46,097 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:18:54,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:54,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 707 states and 1379 transitions. [2018-11-23 01:18:54,189 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1379 transitions. [2018-11-23 01:18:54,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 01:18:54,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:54,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:54,502 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:18:55,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:55,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 708 states and 1380 transitions. [2018-11-23 01:18:55,380 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1380 transitions. [2018-11-23 01:18:55,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 01:18:55,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:55,701 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:18:56,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:56,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 708 states and 1379 transitions. [2018-11-23 01:18:56,564 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1379 transitions. [2018-11-23 01:18:56,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 01:18:56,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:56,990 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:18:58,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:58,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 708 states and 1378 transitions. [2018-11-23 01:18:58,160 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1378 transitions. [2018-11-23 01:18:58,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 01:18:58,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:58,582 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:18:59,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:18:59,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 708 states and 1377 transitions. [2018-11-23 01:18:59,672 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1377 transitions. [2018-11-23 01:18:59,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 01:18:59,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:18:59,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:00,160 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:19:09,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:19:09,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 726 states and 1412 transitions. [2018-11-23 01:19:09,571 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1412 transitions. [2018-11-23 01:19:09,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 01:19:09,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:19:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:09,588 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 01:19:15,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:19:15,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 728 states and 1414 transitions. [2018-11-23 01:19:15,102 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1414 transitions. [2018-11-23 01:19:15,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 01:19:15,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:19:15,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:15,201 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-23 01:19:17,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:19:17,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 732 states and 1418 transitions. [2018-11-23 01:19:17,609 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1418 transitions. [2018-11-23 01:19:17,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 01:19:17,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:19:17,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:19,293 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:19:23,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:19:23,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 743 states and 1441 transitions. [2018-11-23 01:19:23,081 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1441 transitions. [2018-11-23 01:19:23,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 01:19:23,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:19:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:23,668 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:19:24,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:19:24,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 743 states and 1440 transitions. [2018-11-23 01:19:24,922 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1440 transitions. [2018-11-23 01:19:24,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 01:19:24,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:19:24,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:24,991 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 01:19:27,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:19:27,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 747 states and 1444 transitions. [2018-11-23 01:19:27,358 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1444 transitions. [2018-11-23 01:19:27,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 01:19:27,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:19:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:27,846 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 01:19:29,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:19:29,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 747 states and 1443 transitions. [2018-11-23 01:19:29,137 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1443 transitions. [2018-11-23 01:19:29,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 01:19:29,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:19:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:29,652 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:19:38,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:19:38,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 757 states and 1456 transitions. [2018-11-23 01:19:38,401 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1456 transitions. [2018-11-23 01:19:38,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 01:19:38,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:19:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:38,811 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:19:49,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:19:49,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 779 states and 1517 transitions. [2018-11-23 01:19:49,572 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1517 transitions. [2018-11-23 01:19:49,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 01:19:49,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:19:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:49,914 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:19:50,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:19:50,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 780 states and 1519 transitions. [2018-11-23 01:19:50,860 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1519 transitions. [2018-11-23 01:19:50,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 01:19:50,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:19:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:51,343 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 01:19:52,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:19:52,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 780 states and 1518 transitions. [2018-11-23 01:19:52,779 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1518 transitions. [2018-11-23 01:19:52,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 01:19:52,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:19:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:53,299 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:19:54,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:19:54,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 780 states and 1517 transitions. [2018-11-23 01:19:54,596 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1517 transitions. [2018-11-23 01:19:54,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 01:19:54,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:19:54,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:55,086 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 01:19:56,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:19:56,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 781 states and 1518 transitions. [2018-11-23 01:19:56,227 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1518 transitions. [2018-11-23 01:19:56,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 01:19:56,227 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:19:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:56,577 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:19:59,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:19:59,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 788 states and 1537 transitions. [2018-11-23 01:19:59,374 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1537 transitions. [2018-11-23 01:19:59,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 01:19:59,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:19:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:59,727 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:20:00,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:20:00,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 790 states and 1541 transitions. [2018-11-23 01:20:00,302 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1541 transitions. [2018-11-23 01:20:00,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 01:20:00,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:20:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:20:00,659 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:20:00,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:20:00,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 791 states and 1542 transitions. [2018-11-23 01:20:00,685 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1542 transitions. [2018-11-23 01:20:00,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:20:00,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:20:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:20:01,250 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:20:02,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:20:02,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 791 states and 1541 transitions. [2018-11-23 01:20:02,642 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1541 transitions. [2018-11-23 01:20:02,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:20:02,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:20:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:20:03,024 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:20:03,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:20:03,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 792 states and 1542 transitions. [2018-11-23 01:20:03,050 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1542 transitions. [2018-11-23 01:20:03,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:20:03,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:20:03,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:20:03,726 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:20:07,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:20:07,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 799 states and 1555 transitions. [2018-11-23 01:20:07,636 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1555 transitions. [2018-11-23 01:20:07,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 01:20:07,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:20:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:20:08,169 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 01:20:09,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:20:09,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 799 states and 1554 transitions. [2018-11-23 01:20:09,482 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1554 transitions. [2018-11-23 01:20:09,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 01:20:09,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:20:09,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:20:09,524 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 01:20:11,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:20:11,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 802 states and 1558 transitions. [2018-11-23 01:20:11,306 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1558 transitions. [2018-11-23 01:20:11,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 01:20:11,307 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:20:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:20:11,353 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 01:20:11,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:20:11,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 803 states and 1559 transitions. [2018-11-23 01:20:11,944 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1559 transitions. [2018-11-23 01:20:11,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 01:20:11,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:20:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:20:12,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:20:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-23 01:20:22,388 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:505) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-23 01:20:22,391 INFO L168 Benchmark]: Toolchain (without parser) took 258994.08 ms. Allocated memory was 1.0 GB in the beginning and 4.1 GB in the end (delta: 3.1 GB). Free memory was 956.6 MB in the beginning and 3.4 GB in the end (delta: -2.5 GB). Peak memory consumption was 665.7 MB. Max. memory is 11.5 GB. [2018-11-23 01:20:22,392 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:20:22,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -161.2 MB). Peak memory consumption was 41.0 MB. Max. memory is 11.5 GB. [2018-11-23 01:20:22,393 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 01:20:22,393 INFO L168 Benchmark]: Boogie Preprocessor took 54.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 01:20:22,393 INFO L168 Benchmark]: RCFGBuilder took 2279.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 898.4 MB in the end (delta: 208.7 MB). Peak memory consumption was 208.7 MB. Max. memory is 11.5 GB. [2018-11-23 01:20:22,394 INFO L168 Benchmark]: CodeCheck took 256145.70 ms. Allocated memory was 1.2 GB in the beginning and 4.1 GB in the end (delta: 3.0 GB). Free memory was 898.4 MB in the beginning and 3.4 GB in the end (delta: -2.5 GB). Peak memory consumption was 471.2 MB. Max. memory is 11.5 GB. [2018-11-23 01:20:22,396 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:505) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 452.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -161.2 MB). Peak memory consumption was 41.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2279.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 898.4 MB in the end (delta: 208.7 MB). Peak memory consumption was 208.7 MB. Max. memory is 11.5 GB. * CodeCheck took 256145.70 ms. Allocated memory was 1.2 GB in the beginning and 4.1 GB in the end (delta: 3.0 GB). Free memory was 898.4 MB in the beginning and 3.4 GB in the end (delta: -2.5 GB). Peak memory consumption was 471.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 01:20:23,864 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:20:23,865 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:20:23,874 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:20:23,875 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:20:23,875 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:20:23,876 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:20:23,878 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:20:23,879 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:20:23,879 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:20:23,880 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:20:23,880 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:20:23,881 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:20:23,882 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:20:23,882 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:20:23,883 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:20:23,884 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:20:23,885 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:20:23,887 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:20:23,888 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:20:23,888 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:20:23,890 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:20:23,891 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:20:23,891 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:20:23,892 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:20:23,892 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:20:23,893 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:20:23,894 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:20:23,894 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:20:23,895 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:20:23,895 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:20:23,896 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:20:23,896 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:20:23,896 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:20:23,897 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:20:23,898 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:20:23,898 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 01:20:23,909 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:20:23,909 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:20:23,910 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 01:20:23,910 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 01:20:23,910 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 01:20:23,910 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 01:20:23,911 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:20:23,911 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 01:20:23,911 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 01:20:23,911 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:20:23,911 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 01:20:23,911 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 01:20:23,911 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 01:20:23,911 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 01:20:23,912 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 01:20:23,912 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 01:20:23,912 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:20:23,912 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:20:23,912 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 01:20:23,912 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 01:20:23,912 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 01:20:23,912 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:20:23,913 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 01:20:23,913 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 01:20:23,913 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:20:23,913 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 01:20:23,913 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 01:20:23,915 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 01:20:23,915 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 01:20:23,915 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 01:20:23,916 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 01:20:23,916 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 01:20:23,916 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_3835be98-895f-4a02-8ef7-806303f5467b/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 -> 1420a5dac3676d838e2b742b3a84faa6df74a9e1 [2018-11-23 01:20:23,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:20:23,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:20:23,958 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:20:23,959 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:20:23,959 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:20:23,960 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/../../sv-benchmarks/c/ssh/s3_clnt.blast.03_false-unreach-call.i.cil.c [2018-11-23 01:20:24,005 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/data/4d5f15c18/1e72f82df5b945d4ab8582a919b41dba/FLAGb58ff58e8 [2018-11-23 01:20:24,356 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:20:24,356 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/sv-benchmarks/c/ssh/s3_clnt.blast.03_false-unreach-call.i.cil.c [2018-11-23 01:20:24,367 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/data/4d5f15c18/1e72f82df5b945d4ab8582a919b41dba/FLAGb58ff58e8 [2018-11-23 01:20:24,375 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/data/4d5f15c18/1e72f82df5b945d4ab8582a919b41dba [2018-11-23 01:20:24,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:20:24,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:20:24,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:20:24,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:20:24,380 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:20:24,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:20:24" (1/1) ... [2018-11-23 01:20:24,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e6fd5c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:24, skipping insertion in model container [2018-11-23 01:20:24,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:20:24" (1/1) ... [2018-11-23 01:20:24,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:20:24,432 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:20:24,728 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:20:24,740 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:20:24,883 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:20:24,899 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:20:24,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:24 WrapperNode [2018-11-23 01:20:24,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:20:24,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:20:24,900 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:20:24,901 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:20:24,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:24" (1/1) ... [2018-11-23 01:20:24,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:24" (1/1) ... [2018-11-23 01:20:24,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:20:24,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:20:24,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:20:24,956 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:20:24,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:24" (1/1) ... [2018-11-23 01:20:24,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:24" (1/1) ... [2018-11-23 01:20:24,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:24" (1/1) ... [2018-11-23 01:20:24,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:24" (1/1) ... [2018-11-23 01:20:25,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:24" (1/1) ... [2018-11-23 01:20:25,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:24" (1/1) ... [2018-11-23 01:20:25,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:24" (1/1) ... [2018-11-23 01:20:25,016 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:20:25,016 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:20:25,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:20:25,017 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:20:25,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3835be98-895f-4a02-8ef7-806303f5467b/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 01:20:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 01:20:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-23 01:20:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 01:20:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 01:20:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 01:20:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 01:20:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:20:25,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:20:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 01:20:25,248 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 01:20:25,248 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 01:23:14,808 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:23:14,808 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 01:23:14,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:23:14 BoogieIcfgContainer [2018-11-23 01:23:14,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:23:14,809 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 01:23:14,809 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 01:23:14,815 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 01:23:14,815 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:23:14" (1/1) ... [2018-11-23 01:23:14,822 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:23:14,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:23:14,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 87 states and 148 transitions. [2018-11-23 01:23:14,846 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 148 transitions. [2018-11-23 01:23:14,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 01:23:14,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:23:14,881 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: Indexed Sort BitVec undefined at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.getSort(SortSymbol.java:177) at de.uni_freiburg.informatik.ultimate.logic.Theory.getSort(Theory.java:1243) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:287) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferSort(TermTransferrer.java:128) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convertApplicationTerm(TermTransferrer.java:162) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:320) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.SmtSymbols.transferSymbols(SmtSymbols.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:449) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-23 01:23:14,884 INFO L168 Benchmark]: Toolchain (without parser) took 170506.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 945.2 MB in the beginning and 880.4 MB in the end (delta: 64.8 MB). Peak memory consumption was 212.1 MB. Max. memory is 11.5 GB. [2018-11-23 01:23:14,885 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:23:14,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 521.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -179.9 MB). Peak memory consumption was 48.6 MB. Max. memory is 11.5 GB. [2018-11-23 01:23:14,886 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-23 01:23:14,887 INFO L168 Benchmark]: Boogie Preprocessor took 60.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 11.5 GB. [2018-11-23 01:23:14,887 INFO L168 Benchmark]: RCFGBuilder took 169791.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 880.4 MB in the end (delta: 229.1 MB). Peak memory consumption was 229.1 MB. Max. memory is 11.5 GB. [2018-11-23 01:23:14,888 INFO L168 Benchmark]: CodeCheck took 74.63 ms. Allocated memory is still 1.2 GB. Free memory is still 880.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:23:14,890 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: Indexed Sort BitVec undefined: de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 521.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -179.9 MB). Peak memory consumption was 48.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 169791.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 880.4 MB in the end (delta: 229.1 MB). Peak memory consumption was 229.1 MB. Max. memory is 11.5 GB. * CodeCheck took 74.63 ms. Allocated memory is still 1.2 GB. Free memory is still 880.4 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...