./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ssh/s3_clnt.blast.04_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_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh/s3_clnt.blast.04_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/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 c271f3a8f5eeb9abed31f7632ddca02a2bd7f129 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh/s3_clnt.blast.04_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/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 c271f3a8f5eeb9abed31f7632ddca02a2bd7f129 .............................................................................................................................................................................................................. 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 [2018-11-22 21:57:27,014 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 21:57:27,015 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 21:57:27,023 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 21:57:27,023 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 21:57:27,024 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 21:57:27,025 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 21:57:27,026 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 21:57:27,027 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 21:57:27,028 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 21:57:27,028 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 21:57:27,029 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 21:57:27,029 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 21:57:27,030 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 21:57:27,031 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 21:57:27,031 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 21:57:27,032 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 21:57:27,034 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 21:57:27,035 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 21:57:27,036 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 21:57:27,037 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 21:57:27,038 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 21:57:27,040 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 21:57:27,040 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 21:57:27,040 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 21:57:27,041 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 21:57:27,042 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 21:57:27,043 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 21:57:27,043 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 21:57:27,044 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 21:57:27,044 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 21:57:27,045 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 21:57:27,045 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 21:57:27,046 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 21:57:27,046 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 21:57:27,047 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 21:57:27,047 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-22 21:57:27,057 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 21:57:27,058 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 21:57:27,058 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 21:57:27,058 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 21:57:27,059 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 21:57:27,059 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 21:57:27,059 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 21:57:27,059 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 21:57:27,060 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 21:57:27,060 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 21:57:27,060 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 21:57:27,060 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 21:57:27,060 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 21:57:27,060 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 21:57:27,060 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 21:57:27,061 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 21:57:27,062 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 21:57:27,062 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 21:57:27,062 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 21:57:27,063 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 21:57:27,063 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 21:57:27,063 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 21:57:27,063 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 21:57:27,063 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 21:57:27,063 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 21:57:27,063 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 21:57:27,064 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-22 21:57:27,064 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 21:57:27,064 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 21:57:27,064 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_4b329c52-fbf5-426d-803d-836ab1bc9ee5/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 -> c271f3a8f5eeb9abed31f7632ddca02a2bd7f129 [2018-11-22 21:57:27,084 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 21:57:27,091 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 21:57:27,093 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 21:57:27,094 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 21:57:27,094 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 21:57:27,095 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/../../sv-benchmarks/c/ssh/s3_clnt.blast.04_false-unreach-call.i.cil.c [2018-11-22 21:57:27,133 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/data/61e244c88/e08948e2aa0c47cf948e100e293724c8/FLAG484f4651a [2018-11-22 21:57:27,588 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 21:57:27,588 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/sv-benchmarks/c/ssh/s3_clnt.blast.04_false-unreach-call.i.cil.c [2018-11-22 21:57:27,601 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/data/61e244c88/e08948e2aa0c47cf948e100e293724c8/FLAG484f4651a [2018-11-22 21:57:27,611 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/data/61e244c88/e08948e2aa0c47cf948e100e293724c8 [2018-11-22 21:57:27,613 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 21:57:27,614 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 21:57:27,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 21:57:27,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 21:57:27,617 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 21:57:27,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:57:27" (1/1) ... [2018-11-22 21:57:27,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34c28d62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:57:27, skipping insertion in model container [2018-11-22 21:57:27,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:57:27" (1/1) ... [2018-11-22 21:57:27,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 21:57:27,664 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 21:57:27,961 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:57:27,969 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 21:57:28,112 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:57:28,130 INFO L195 MainTranslator]: Completed translation [2018-11-22 21:57:28,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:57:28 WrapperNode [2018-11-22 21:57:28,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 21:57:28,132 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 21:57:28,132 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 21:57:28,132 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 21:57:28,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:57:28" (1/1) ... [2018-11-22 21:57:28,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:57:28" (1/1) ... [2018-11-22 21:57:28,195 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 21:57:28,196 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 21:57:28,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 21:57:28,196 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 21:57:28,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:57:28" (1/1) ... [2018-11-22 21:57:28,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:57:28" (1/1) ... [2018-11-22 21:57:28,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:57:28" (1/1) ... [2018-11-22 21:57:28,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:57:28" (1/1) ... [2018-11-22 21:57:28,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:57:28" (1/1) ... [2018-11-22 21:57:28,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:57:28" (1/1) ... [2018-11-22 21:57:28,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:57:28" (1/1) ... [2018-11-22 21:57:28,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 21:57:28,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 21:57:28,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 21:57:28,259 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 21:57:28,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:57:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/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 [2018-11-22 21:57:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-22 21:57:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-22 21:57:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 21:57:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 21:57:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-22 21:57:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-22 21:57:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 21:57:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 21:57:28,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 21:57:28,452 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-22 21:57:28,452 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-22 21:57:30,513 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 21:57:30,513 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-22 21:57:30,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:57:30 BoogieIcfgContainer [2018-11-22 21:57:30,514 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 21:57:30,514 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 21:57:30,514 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 21:57:30,521 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 21:57:30,522 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:57:30" (1/1) ... [2018-11-22 21:57:30,530 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:57:30,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:30,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 87 states and 148 transitions. [2018-11-22 21:57:30,556 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 148 transitions. [2018-11-22 21:57:30,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-22 21:57:30,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:30,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:30,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:30,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 104 states and 179 transitions. [2018-11-22 21:57:30,839 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 179 transitions. [2018-11-22 21:57:30,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-22 21:57:30,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:30,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:30,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:30,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 105 states and 180 transitions. [2018-11-22 21:57:30,932 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 180 transitions. [2018-11-22 21:57:30,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-22 21:57:30,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:30,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:57:31,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:31,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 114 states and 209 transitions. [2018-11-22 21:57:31,037 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 209 transitions. [2018-11-22 21:57:31,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-22 21:57:31,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:31,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:31,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:31,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 122 states and 240 transitions. [2018-11-22 21:57:31,200 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 240 transitions. [2018-11-22 21:57:31,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-22 21:57:31,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:31,236 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:31,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:31,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 122 states and 239 transitions. [2018-11-22 21:57:31,243 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 239 transitions. [2018-11-22 21:57:31,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-22 21:57:31,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:31,332 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:31,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:31,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 134 states and 265 transitions. [2018-11-22 21:57:31,713 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 265 transitions. [2018-11-22 21:57:31,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-22 21:57:31,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:31,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:57:31,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:31,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 136 states and 268 transitions. [2018-11-22 21:57:31,793 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 268 transitions. [2018-11-22 21:57:31,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-22 21:57:31,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:31,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:31,824 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:31,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:31,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 136 states and 267 transitions. [2018-11-22 21:57:31,829 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 267 transitions. [2018-11-22 21:57:31,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-22 21:57:31,830 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:31,853 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:32,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:32,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 137 states and 274 transitions. [2018-11-22 21:57:32,002 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 274 transitions. [2018-11-22 21:57:32,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-22 21:57:32,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:32,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:57:32,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:32,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 140 states and 278 transitions. [2018-11-22 21:57:32,108 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 278 transitions. [2018-11-22 21:57:32,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-22 21:57:32,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:32,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:32,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:32,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 138 states and 273 transitions. [2018-11-22 21:57:32,137 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 273 transitions. [2018-11-22 21:57:32,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-22 21:57:32,138 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:32,156 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:32,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:32,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 138 states and 272 transitions. [2018-11-22 21:57:32,161 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 272 transitions. [2018-11-22 21:57:32,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-22 21:57:32,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:32,223 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:32,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:32,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 160 states and 328 transitions. [2018-11-22 21:57:32,602 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 328 transitions. [2018-11-22 21:57:32,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-22 21:57:32,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:32,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:57:32,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:32,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 161 states and 329 transitions. [2018-11-22 21:57:32,665 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 329 transitions. [2018-11-22 21:57:32,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-22 21:57:32,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:32,742 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:33,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:33,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 175 states and 362 transitions. [2018-11-22 21:57:33,229 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 362 transitions. [2018-11-22 21:57:33,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-22 21:57:33,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:33,254 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:33,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:33,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 177 states and 367 transitions. [2018-11-22 21:57:33,358 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 367 transitions. [2018-11-22 21:57:33,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-22 21:57:33,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:33,388 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:33,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:33,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 178 states and 368 transitions. [2018-11-22 21:57:33,412 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 368 transitions. [2018-11-22 21:57:33,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-22 21:57:33,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:33,439 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:33,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:33,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 180 states and 382 transitions. [2018-11-22 21:57:33,649 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 382 transitions. [2018-11-22 21:57:33,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-22 21:57:33,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:33,686 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:33,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:33,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 181 states and 383 transitions. [2018-11-22 21:57:33,719 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 383 transitions. [2018-11-22 21:57:33,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-22 21:57:33,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:33,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:33,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:33,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 182 states and 384 transitions. [2018-11-22 21:57:33,830 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 384 transitions. [2018-11-22 21:57:33,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-22 21:57:33,831 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:33,860 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:33,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:33,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 181 states and 382 transitions. [2018-11-22 21:57:33,866 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 382 transitions. [2018-11-22 21:57:33,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-22 21:57:33,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:33,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:33,899 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:34,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:34,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 184 states and 388 transitions. [2018-11-22 21:57:34,118 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 388 transitions. [2018-11-22 21:57:34,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-22 21:57:34,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:34,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:34,231 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:34,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:34,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 200 states and 423 transitions. [2018-11-22 21:57:34,934 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 423 transitions. [2018-11-22 21:57:34,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-22 21:57:34,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:34,965 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:35,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:35,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 201 states and 424 transitions. [2018-11-22 21:57:35,008 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 424 transitions. [2018-11-22 21:57:35,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-22 21:57:35,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:35,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:35,036 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:35,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:35,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 202 states and 428 transitions. [2018-11-22 21:57:35,149 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 428 transitions. [2018-11-22 21:57:35,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-22 21:57:35,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:35,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:35,171 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:35,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:35,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 204 states and 434 transitions. [2018-11-22 21:57:35,471 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 434 transitions. [2018-11-22 21:57:35,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-22 21:57:35,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:35,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:35,492 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:35,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:35,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 206 states and 440 transitions. [2018-11-22 21:57:35,750 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 440 transitions. [2018-11-22 21:57:35,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-22 21:57:35,751 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:35,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:35,830 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:36,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:36,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 229 states and 498 transitions. [2018-11-22 21:57:36,989 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 498 transitions. [2018-11-22 21:57:36,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-22 21:57:36,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:37,073 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:37,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:37,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 232 states and 510 transitions. [2018-11-22 21:57:37,388 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 510 transitions. [2018-11-22 21:57:37,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-22 21:57:37,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:37,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:37,411 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:37,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:37,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 235 states and 518 transitions. [2018-11-22 21:57:37,589 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 518 transitions. [2018-11-22 21:57:37,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-22 21:57:37,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:37,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:37,784 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:39,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:39,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 253 states and 553 transitions. [2018-11-22 21:57:39,093 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 553 transitions. [2018-11-22 21:57:39,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-22 21:57:39,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:39,114 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:39,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:39,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 255 states and 558 transitions. [2018-11-22 21:57:39,760 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 558 transitions. [2018-11-22 21:57:39,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-22 21:57:39,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:39,846 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:40,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:40,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 262 states and 575 transitions. [2018-11-22 21:57:40,452 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 575 transitions. [2018-11-22 21:57:40,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-22 21:57:40,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:40,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:40,476 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:40,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:40,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 262 states and 569 transitions. [2018-11-22 21:57:40,743 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 569 transitions. [2018-11-22 21:57:40,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-22 21:57:40,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:40,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:40,760 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:40,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:40,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 261 states and 567 transitions. [2018-11-22 21:57:40,768 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 567 transitions. [2018-11-22 21:57:40,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-22 21:57:40,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:40,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:41,007 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:42,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:42,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 279 states and 606 transitions. [2018-11-22 21:57:42,103 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 606 transitions. [2018-11-22 21:57:42,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-22 21:57:42,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:42,175 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:42,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:42,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 280 states and 607 transitions. [2018-11-22 21:57:42,189 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 607 transitions. [2018-11-22 21:57:42,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-22 21:57:42,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:42,308 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:42,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:42,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 281 states and 608 transitions. [2018-11-22 21:57:42,321 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 608 transitions. [2018-11-22 21:57:42,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-22 21:57:42,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:42,343 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:42,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:42,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 284 states and 616 transitions. [2018-11-22 21:57:42,368 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 616 transitions. [2018-11-22 21:57:42,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-22 21:57:42,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:42,478 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:43,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:43,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 285 states and 618 transitions. [2018-11-22 21:57:43,093 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 618 transitions. [2018-11-22 21:57:43,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-22 21:57:43,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:43,113 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:43,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:43,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 287 states and 624 transitions. [2018-11-22 21:57:43,391 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 624 transitions. [2018-11-22 21:57:43,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-22 21:57:43,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:43,407 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:43,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:43,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 289 states and 636 transitions. [2018-11-22 21:57:43,738 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 636 transitions. [2018-11-22 21:57:43,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-22 21:57:43,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:43,759 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 21:57:43,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:43,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 292 states and 641 transitions. [2018-11-22 21:57:43,807 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 641 transitions. [2018-11-22 21:57:43,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-22 21:57:43,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:43,900 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:44,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:44,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 292 states and 640 transitions. [2018-11-22 21:57:44,160 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 640 transitions. [2018-11-22 21:57:44,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-22 21:57:44,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:44,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:44,258 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:44,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:44,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 292 states and 639 transitions. [2018-11-22 21:57:44,530 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 639 transitions. [2018-11-22 21:57:44,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-22 21:57:44,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:44,543 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:44,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:44,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 290 states and 636 transitions. [2018-11-22 21:57:44,547 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 636 transitions. [2018-11-22 21:57:44,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-22 21:57:44,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:44,560 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:44,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:44,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 292 states and 639 transitions. [2018-11-22 21:57:44,568 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 639 transitions. [2018-11-22 21:57:44,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-22 21:57:44,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:44,582 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 21:57:44,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:44,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 293 states and 640 transitions. [2018-11-22 21:57:44,606 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 640 transitions. [2018-11-22 21:57:44,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-22 21:57:44,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:44,720 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:45,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:45,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 293 states and 639 transitions. [2018-11-22 21:57:45,009 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 639 transitions. [2018-11-22 21:57:45,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-22 21:57:45,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:45,028 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:45,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:45,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 293 states and 638 transitions. [2018-11-22 21:57:45,042 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 638 transitions. [2018-11-22 21:57:45,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-22 21:57:45,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:45,063 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:45,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:45,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 291 states and 634 transitions. [2018-11-22 21:57:45,070 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 634 transitions. [2018-11-22 21:57:45,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-22 21:57:45,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:45,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:45,248 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:46,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:46,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 309 states and 675 transitions. [2018-11-22 21:57:46,781 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 675 transitions. [2018-11-22 21:57:46,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-22 21:57:46,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:46,917 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:47,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:47,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 309 states and 674 transitions. [2018-11-22 21:57:47,317 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 674 transitions. [2018-11-22 21:57:47,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-22 21:57:47,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:47,431 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:47,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:47,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 309 states and 672 transitions. [2018-11-22 21:57:47,760 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 672 transitions. [2018-11-22 21:57:47,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-22 21:57:47,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:47,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:47,786 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-22 21:57:47,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:47,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 315 states and 683 transitions. [2018-11-22 21:57:47,853 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 683 transitions. [2018-11-22 21:57:47,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-22 21:57:47,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:47,873 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:47,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:47,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 318 states and 692 transitions. [2018-11-22 21:57:47,919 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 692 transitions. [2018-11-22 21:57:47,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-22 21:57:47,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:48,068 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:48,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:48,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 319 states and 693 transitions. [2018-11-22 21:57:48,659 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 693 transitions. [2018-11-22 21:57:48,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-22 21:57:48,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:48,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:48,672 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:49,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:49,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 321 states and 700 transitions. [2018-11-22 21:57:49,006 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 700 transitions. [2018-11-22 21:57:49,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 21:57:49,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:49,025 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:57:49,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:49,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 330 states and 732 transitions. [2018-11-22 21:57:49,121 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 732 transitions. [2018-11-22 21:57:49,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 21:57:49,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:49,244 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:49,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:49,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 330 states and 730 transitions. [2018-11-22 21:57:49,603 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 730 transitions. [2018-11-22 21:57:49,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 21:57:49,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:49,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:49,716 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:50,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:50,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 330 states and 728 transitions. [2018-11-22 21:57:50,112 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 728 transitions. [2018-11-22 21:57:50,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 21:57:50,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:50,164 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:52,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:52,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 341 states and 743 transitions. [2018-11-22 21:57:52,643 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 743 transitions. [2018-11-22 21:57:52,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 21:57:52,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:52,684 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:52,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:52,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 346 states and 756 transitions. [2018-11-22 21:57:52,934 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 756 transitions. [2018-11-22 21:57:52,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 21:57:52,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:52,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:52,945 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:52,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:52,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 346 states and 755 transitions. [2018-11-22 21:57:52,953 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 755 transitions. [2018-11-22 21:57:52,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 21:57:52,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:52,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:52,963 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:52,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:52,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 347 states and 756 transitions. [2018-11-22 21:57:52,967 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 756 transitions. [2018-11-22 21:57:52,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 21:57:52,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:52,979 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:55,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:55,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 348 states and 757 transitions. [2018-11-22 21:57:55,339 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 757 transitions. [2018-11-22 21:57:55,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 21:57:55,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:55,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:55,364 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-22 21:57:55,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:55,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 350 states and 760 transitions. [2018-11-22 21:57:55,389 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 760 transitions. [2018-11-22 21:57:55,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 21:57:55,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:55,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:55,404 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:55,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:55,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 350 states and 759 transitions. [2018-11-22 21:57:55,418 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 759 transitions. [2018-11-22 21:57:55,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 21:57:55,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:55,438 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:55,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:55,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 347 states and 751 transitions. [2018-11-22 21:57:55,460 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 751 transitions. [2018-11-22 21:57:55,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 21:57:55,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:55,483 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 21:57:55,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:55,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 350 states and 758 transitions. [2018-11-22 21:57:55,521 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 758 transitions. [2018-11-22 21:57:55,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 21:57:55,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:55,534 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:55,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:55,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 351 states and 759 transitions. [2018-11-22 21:57:55,539 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 759 transitions. [2018-11-22 21:57:55,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-22 21:57:55,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:55,558 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:57:55,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:55,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 353 states and 762 transitions. [2018-11-22 21:57:55,584 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 762 transitions. [2018-11-22 21:57:55,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-22 21:57:55,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:55,599 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:55,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:55,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 351 states and 757 transitions. [2018-11-22 21:57:55,608 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 757 transitions. [2018-11-22 21:57:55,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-22 21:57:55,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:55,622 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:55,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:55,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 351 states and 756 transitions. [2018-11-22 21:57:55,631 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 756 transitions. [2018-11-22 21:57:55,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-22 21:57:55,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:55,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:55,865 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:56,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:56,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 351 states and 755 transitions. [2018-11-22 21:57:56,264 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 755 transitions. [2018-11-22 21:57:56,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-22 21:57:56,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:56,427 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:56,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:56,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 351 states and 754 transitions. [2018-11-22 21:57:56,835 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 754 transitions. [2018-11-22 21:57:56,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-22 21:57:56,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:56,854 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 21:57:56,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:56,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 352 states and 755 transitions. [2018-11-22 21:57:56,874 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 755 transitions. [2018-11-22 21:57:56,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-22 21:57:56,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:56,886 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:57:56,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:56,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 353 states and 756 transitions. [2018-11-22 21:57:56,892 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 756 transitions. [2018-11-22 21:57:56,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-22 21:57:56,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:56,907 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 21:57:56,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:56,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 358 states and 764 transitions. [2018-11-22 21:57:56,979 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 764 transitions. [2018-11-22 21:57:56,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 21:57:56,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:56,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:56,998 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:57:57,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:57:57,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 361 states and 768 transitions. [2018-11-22 21:57:57,018 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 768 transitions. [2018-11-22 21:57:57,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 21:57:57,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:57:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:57:57,962 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-22 21:58:02,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:02,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 369 states and 805 transitions. [2018-11-22 21:58:02,365 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 805 transitions. [2018-11-22 21:58:02,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 21:58:02,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:02,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:02,439 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-22 21:58:03,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:03,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 369 states and 804 transitions. [2018-11-22 21:58:03,108 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 804 transitions. [2018-11-22 21:58:03,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 21:58:03,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:03,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:03,127 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-22 21:58:03,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:03,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 370 states and 805 transitions. [2018-11-22 21:58:03,154 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 805 transitions. [2018-11-22 21:58:03,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 21:58:03,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:03,399 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:03,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:03,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 370 states and 804 transitions. [2018-11-22 21:58:03,993 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 804 transitions. [2018-11-22 21:58:03,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 21:58:03,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:04,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:04,014 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:04,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:04,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 373 states and 809 transitions. [2018-11-22 21:58:04,037 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 809 transitions. [2018-11-22 21:58:04,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 21:58:04,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:04,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:04,061 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 21:58:04,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:04,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 374 states and 810 transitions. [2018-11-22 21:58:04,099 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 810 transitions. [2018-11-22 21:58:04,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 21:58:04,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:04,211 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 21:58:05,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:05,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 378 states and 820 transitions. [2018-11-22 21:58:05,336 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 820 transitions. [2018-11-22 21:58:05,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 21:58:05,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:05,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:05,442 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 21:58:06,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:06,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 382 states and 830 transitions. [2018-11-22 21:58:06,593 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 830 transitions. [2018-11-22 21:58:06,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 21:58:06,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:06,610 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:07,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:07,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 381 states and 828 transitions. [2018-11-22 21:58:07,047 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 828 transitions. [2018-11-22 21:58:07,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 21:58:07,047 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:07,062 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:07,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:07,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 382 states and 829 transitions. [2018-11-22 21:58:07,246 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 829 transitions. [2018-11-22 21:58:07,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 21:58:07,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:07,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:07,455 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:07,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:07,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 382 states and 828 transitions. [2018-11-22 21:58:07,987 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 828 transitions. [2018-11-22 21:58:07,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 21:58:07,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:08,002 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:10,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:10,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 382 states and 827 transitions. [2018-11-22 21:58:10,034 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 827 transitions. [2018-11-22 21:58:10,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 21:58:10,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:10,051 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:10,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:10,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 383 states and 828 transitions. [2018-11-22 21:58:10,060 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 828 transitions. [2018-11-22 21:58:10,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 21:58:10,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:10,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:10,082 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 21:58:10,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:10,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 386 states and 833 transitions. [2018-11-22 21:58:10,140 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 833 transitions. [2018-11-22 21:58:10,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 21:58:10,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:10,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:10,395 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:10,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:10,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 386 states and 832 transitions. [2018-11-22 21:58:10,941 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 832 transitions. [2018-11-22 21:58:10,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 21:58:10,942 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:11,186 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:11,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:11,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 386 states and 831 transitions. [2018-11-22 21:58:11,736 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 831 transitions. [2018-11-22 21:58:11,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-22 21:58:11,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:11,759 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-22 21:58:15,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:15,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 396 states and 844 transitions. [2018-11-22 21:58:15,905 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 844 transitions. [2018-11-22 21:58:15,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-22 21:58:15,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:16,137 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:16,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:16,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 396 states and 843 transitions. [2018-11-22 21:58:16,781 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 843 transitions. [2018-11-22 21:58:16,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-22 21:58:16,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:16,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:17,014 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:17,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:17,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 396 states and 838 transitions. [2018-11-22 21:58:17,657 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 838 transitions. [2018-11-22 21:58:17,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-22 21:58:17,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:17,670 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:17,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:17,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 399 states and 843 transitions. [2018-11-22 21:58:17,681 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 843 transitions. [2018-11-22 21:58:17,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-22 21:58:17,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:17,697 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 21:58:17,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:17,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 400 states and 844 transitions. [2018-11-22 21:58:17,726 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 844 transitions. [2018-11-22 21:58:17,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-22 21:58:17,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:17,975 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:18,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:18,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 400 states and 843 transitions. [2018-11-22 21:58:18,584 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 843 transitions. [2018-11-22 21:58:18,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-22 21:58:18,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:18,606 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:22,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:22,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 398 states and 838 transitions. [2018-11-22 21:58:22,913 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 838 transitions. [2018-11-22 21:58:22,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-22 21:58:22,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:22,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:23,163 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:23,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:23,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 398 states and 834 transitions. [2018-11-22 21:58:23,863 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 834 transitions. [2018-11-22 21:58:23,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-22 21:58:23,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:23,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:24,123 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:24,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:24,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 398 states and 833 transitions. [2018-11-22 21:58:24,809 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 833 transitions. [2018-11-22 21:58:24,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-22 21:58:24,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:24,894 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-22 21:58:24,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:24,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 404 states and 843 transitions. [2018-11-22 21:58:24,932 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 843 transitions. [2018-11-22 21:58:24,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-22 21:58:24,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:24,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:24,945 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:24,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:24,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 405 states and 844 transitions. [2018-11-22 21:58:24,952 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 844 transitions. [2018-11-22 21:58:24,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-22 21:58:24,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:24,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:25,275 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:25,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:25,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 405 states and 841 transitions. [2018-11-22 21:58:25,922 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 841 transitions. [2018-11-22 21:58:25,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 21:58:25,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:25,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:26,805 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:32,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:32,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 421 states and 877 transitions. [2018-11-22 21:58:32,384 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 877 transitions. [2018-11-22 21:58:32,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 21:58:32,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:32,400 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:32,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:32,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 426 states and 892 transitions. [2018-11-22 21:58:32,701 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 892 transitions. [2018-11-22 21:58:32,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 21:58:32,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:32,718 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:32,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:32,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 426 states and 891 transitions. [2018-11-22 21:58:32,733 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 891 transitions. [2018-11-22 21:58:32,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 21:58:32,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:32,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:33,036 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:33,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:33,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 426 states and 889 transitions. [2018-11-22 21:58:33,757 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 889 transitions. [2018-11-22 21:58:33,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 21:58:33,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:34,085 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:34,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:34,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 426 states and 886 transitions. [2018-11-22 21:58:34,813 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 886 transitions. [2018-11-22 21:58:34,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-22 21:58:34,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:34,848 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-22 21:58:35,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:35,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 429 states and 890 transitions. [2018-11-22 21:58:35,293 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 890 transitions. [2018-11-22 21:58:35,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-22 21:58:35,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:35,545 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:36,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:36,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 430 states and 892 transitions. [2018-11-22 21:58:36,965 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 892 transitions. [2018-11-22 21:58:36,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-22 21:58:36,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:37,019 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-22 21:58:37,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:37,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 432 states and 895 transitions. [2018-11-22 21:58:37,031 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 895 transitions. [2018-11-22 21:58:37,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-22 21:58:37,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:37,047 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:37,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:37,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 432 states and 894 transitions. [2018-11-22 21:58:37,057 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 894 transitions. [2018-11-22 21:58:37,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-22 21:58:37,058 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:37,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:37,072 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:37,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:37,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 432 states and 891 transitions. [2018-11-22 21:58:37,092 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 891 transitions. [2018-11-22 21:58:37,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-22 21:58:37,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:37,114 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 21:58:37,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:37,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 437 states and 900 transitions. [2018-11-22 21:58:37,141 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 900 transitions. [2018-11-22 21:58:37,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-22 21:58:37,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:37,158 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 21:58:37,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:37,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 441 states and 906 transitions. [2018-11-22 21:58:37,999 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 906 transitions. [2018-11-22 21:58:38,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-22 21:58:38,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:38,310 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:39,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:39,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 438 states and 899 transitions. [2018-11-22 21:58:39,085 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 899 transitions. [2018-11-22 21:58:39,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-22 21:58:39,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:39,447 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:40,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:40,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 438 states and 898 transitions. [2018-11-22 21:58:40,219 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 898 transitions. [2018-11-22 21:58:40,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-22 21:58:40,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:40,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:40,263 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:45,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:45,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 453 states and 931 transitions. [2018-11-22 21:58:45,017 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 931 transitions. [2018-11-22 21:58:45,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-22 21:58:45,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:45,103 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-22 21:58:49,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:49,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 465 states and 945 transitions. [2018-11-22 21:58:49,891 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 945 transitions. [2018-11-22 21:58:49,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-22 21:58:49,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:49,907 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:49,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:49,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 463 states and 940 transitions. [2018-11-22 21:58:49,914 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 940 transitions. [2018-11-22 21:58:49,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-22 21:58:49,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:49,931 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:49,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:49,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 463 states and 939 transitions. [2018-11-22 21:58:49,944 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 939 transitions. [2018-11-22 21:58:49,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-22 21:58:49,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:49,959 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:49,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:49,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 468 states and 948 transitions. [2018-11-22 21:58:49,968 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 948 transitions. [2018-11-22 21:58:49,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-22 21:58:49,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:49,986 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 21:58:50,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:50,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 469 states and 949 transitions. [2018-11-22 21:58:50,024 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 949 transitions. [2018-11-22 21:58:50,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-22 21:58:50,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:50,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:50,039 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:50,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:50,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 473 states and 955 transitions. [2018-11-22 21:58:50,120 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 955 transitions. [2018-11-22 21:58:50,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-22 21:58:50,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:50,165 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:50,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:50,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 474 states and 956 transitions. [2018-11-22 21:58:50,736 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 956 transitions. [2018-11-22 21:58:50,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-22 21:58:50,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:50,750 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:52,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:52,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 475 states and 957 transitions. [2018-11-22 21:58:52,361 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 957 transitions. [2018-11-22 21:58:52,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-22 21:58:52,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:52,374 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:54,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:54,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 479 states and 965 transitions. [2018-11-22 21:58:54,610 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 965 transitions. [2018-11-22 21:58:54,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-22 21:58:54,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:54,624 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 21:58:54,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:54,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 482 states and 970 transitions. [2018-11-22 21:58:54,670 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 970 transitions. [2018-11-22 21:58:54,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-22 21:58:54,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:54,720 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:58:54,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:54,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 483 states and 972 transitions. [2018-11-22 21:58:54,743 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 972 transitions. [2018-11-22 21:58:54,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-22 21:58:54,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:54,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:54,762 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 21:58:55,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:58:55,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 484 states and 973 transitions. [2018-11-22 21:58:55,331 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 973 transitions. [2018-11-22 21:58:55,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-22 21:58:55,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:58:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:58:55,347 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:01,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:01,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 486 states and 976 transitions. [2018-11-22 21:59:01,015 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 976 transitions. [2018-11-22 21:59:01,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-22 21:59:01,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:01,031 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:01,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:01,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 487 states and 977 transitions. [2018-11-22 21:59:01,042 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 977 transitions. [2018-11-22 21:59:01,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-22 21:59:01,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:01,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:01,057 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 21:59:01,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:01,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 490 states and 982 transitions. [2018-11-22 21:59:01,098 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 982 transitions. [2018-11-22 21:59:01,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-22 21:59:01,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:01,113 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:01,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:01,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 489 states and 979 transitions. [2018-11-22 21:59:01,688 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 979 transitions. [2018-11-22 21:59:01,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-22 21:59:01,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:01,702 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:01,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:01,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 490 states and 980 transitions. [2018-11-22 21:59:01,710 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 980 transitions. [2018-11-22 21:59:01,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-22 21:59:01,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:01,724 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:01,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:01,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 493 states and 985 transitions. [2018-11-22 21:59:01,740 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 985 transitions. [2018-11-22 21:59:01,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-22 21:59:01,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:01,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:01,765 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 21:59:01,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:01,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 494 states and 987 transitions. [2018-11-22 21:59:01,800 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 987 transitions. [2018-11-22 21:59:01,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-22 21:59:01,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:01,814 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:03,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:03,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 494 states and 986 transitions. [2018-11-22 21:59:03,897 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 986 transitions. [2018-11-22 21:59:03,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-22 21:59:03,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:03,920 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 21:59:04,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:04,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 495 states and 986 transitions. [2018-11-22 21:59:04,298 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 986 transitions. [2018-11-22 21:59:04,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-22 21:59:04,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:04,649 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:15,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:15,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 514 states and 1019 transitions. [2018-11-22 21:59:15,548 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1019 transitions. [2018-11-22 21:59:15,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-22 21:59:15,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:15,619 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:17,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:17,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 517 states and 1026 transitions. [2018-11-22 21:59:17,403 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1026 transitions. [2018-11-22 21:59:17,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-22 21:59:17,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:17,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:17,419 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:18,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:18,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 515 states and 1022 transitions. [2018-11-22 21:59:18,918 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1022 transitions. [2018-11-22 21:59:18,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-22 21:59:18,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:18,935 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:18,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:18,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 518 states and 1027 transitions. [2018-11-22 21:59:18,948 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1027 transitions. [2018-11-22 21:59:18,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-22 21:59:18,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:18,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:18,964 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 21:59:19,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:19,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 519 states and 1028 transitions. [2018-11-22 21:59:19,003 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1028 transitions. [2018-11-22 21:59:19,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-22 21:59:19,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:19,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:19,024 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:19,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:19,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 520 states and 1028 transitions. [2018-11-22 21:59:19,032 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1028 transitions. [2018-11-22 21:59:19,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-22 21:59:19,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:19,054 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:19,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:19,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 511 states and 1012 transitions. [2018-11-22 21:59:19,857 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1012 transitions. [2018-11-22 21:59:19,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-22 21:59:19,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:19,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:19,872 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:23,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:23,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 512 states and 1014 transitions. [2018-11-22 21:59:23,627 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1014 transitions. [2018-11-22 21:59:23,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-22 21:59:23,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:23,640 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-22 21:59:24,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:24,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 513 states and 1017 transitions. [2018-11-22 21:59:24,439 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1017 transitions. [2018-11-22 21:59:24,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-22 21:59:24,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:24,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:24,451 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-22 21:59:25,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:25,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 516 states and 1023 transitions. [2018-11-22 21:59:25,463 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1023 transitions. [2018-11-22 21:59:25,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-22 21:59:25,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:25,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:25,477 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:25,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:25,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 517 states and 1024 transitions. [2018-11-22 21:59:25,486 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1024 transitions. [2018-11-22 21:59:25,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-22 21:59:25,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:25,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:25,500 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 21:59:25,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:25,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 520 states and 1029 transitions. [2018-11-22 21:59:25,551 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1029 transitions. [2018-11-22 21:59:25,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-22 21:59:25,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:25,565 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:25,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:25,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 523 states and 1034 transitions. [2018-11-22 21:59:25,579 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1034 transitions. [2018-11-22 21:59:25,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-22 21:59:25,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:25,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:25,601 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 21:59:25,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:25,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 524 states and 1035 transitions. [2018-11-22 21:59:25,649 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1035 transitions. [2018-11-22 21:59:25,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-22 21:59:25,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:25,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:26,026 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:27,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:27,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 524 states and 1032 transitions. [2018-11-22 21:59:27,043 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1032 transitions. [2018-11-22 21:59:27,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-22 21:59:27,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:27,067 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 21:59:27,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:27,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 526 states and 1034 transitions. [2018-11-22 21:59:27,340 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1034 transitions. [2018-11-22 21:59:27,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-22 21:59:27,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:27,353 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:27,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:27,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 527 states and 1035 transitions. [2018-11-22 21:59:27,362 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1035 transitions. [2018-11-22 21:59:27,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-22 21:59:27,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:27,386 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 21:59:27,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:27,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 530 states and 1042 transitions. [2018-11-22 21:59:27,467 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1042 transitions. [2018-11-22 21:59:27,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-22 21:59:27,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:27,827 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:33,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:33,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 547 states and 1078 transitions. [2018-11-22 21:59:33,250 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1078 transitions. [2018-11-22 21:59:33,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-22 21:59:33,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:33,264 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:41,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:41,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 549 states and 1080 transitions. [2018-11-22 21:59:41,759 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1080 transitions. [2018-11-22 21:59:41,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-22 21:59:41,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:41,786 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-22 21:59:42,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:42,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 551 states and 1083 transitions. [2018-11-22 21:59:42,924 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1083 transitions. [2018-11-22 21:59:42,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-22 21:59:42,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:42,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:42,942 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 21:59:42,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:42,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 552 states and 1084 transitions. [2018-11-22 21:59:42,982 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1084 transitions. [2018-11-22 21:59:42,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-22 21:59:42,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:42,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:42,999 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 21:59:43,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:43,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 557 states and 1092 transitions. [2018-11-22 21:59:43,077 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1092 transitions. [2018-11-22 21:59:43,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-22 21:59:43,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:43,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:43,095 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:43,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:43,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 560 states and 1097 transitions. [2018-11-22 21:59:43,141 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1097 transitions. [2018-11-22 21:59:43,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-22 21:59:43,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:43,161 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 21:59:43,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:43,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 561 states and 1098 transitions. [2018-11-22 21:59:43,194 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1098 transitions. [2018-11-22 21:59:43,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-22 21:59:43,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:43,209 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 21:59:43,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:43,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 564 states and 1103 transitions. [2018-11-22 21:59:43,234 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1103 transitions. [2018-11-22 21:59:43,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-22 21:59:43,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:43,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:43,252 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-22 21:59:43,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:43,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 565 states and 1104 transitions. [2018-11-22 21:59:43,307 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1104 transitions. [2018-11-22 21:59:43,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-22 21:59:43,307 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:43,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:43,322 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:43,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:43,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 566 states and 1105 transitions. [2018-11-22 21:59:43,331 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1105 transitions. [2018-11-22 21:59:43,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-22 21:59:43,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:43,348 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 21:59:43,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:43,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 569 states and 1110 transitions. [2018-11-22 21:59:43,394 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1110 transitions. [2018-11-22 21:59:43,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-22 21:59:43,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:43,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:43,414 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:43,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:43,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 572 states and 1115 transitions. [2018-11-22 21:59:43,434 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1115 transitions. [2018-11-22 21:59:43,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-22 21:59:43,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:43,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:43,457 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 21:59:43,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:43,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 573 states and 1116 transitions. [2018-11-22 21:59:43,494 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1116 transitions. [2018-11-22 21:59:43,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-22 21:59:43,494 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:43,509 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:43,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:43,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 574 states and 1117 transitions. [2018-11-22 21:59:43,523 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1117 transitions. [2018-11-22 21:59:43,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-22 21:59:43,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:43,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:43,561 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 48 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-22 21:59:45,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:45,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 577 states and 1122 transitions. [2018-11-22 21:59:45,331 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1122 transitions. [2018-11-22 21:59:45,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-22 21:59:45,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:45,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:45,350 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 21:59:45,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:45,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 582 states and 1134 transitions. [2018-11-22 21:59:45,384 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1134 transitions. [2018-11-22 21:59:45,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-22 21:59:45,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:45,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:45,404 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 21:59:46,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:46,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 586 states and 1143 transitions. [2018-11-22 21:59:46,559 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1143 transitions. [2018-11-22 21:59:46,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-22 21:59:46,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:46,602 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 48 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-22 21:59:46,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:46,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 587 states and 1144 transitions. [2018-11-22 21:59:46,617 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1144 transitions. [2018-11-22 21:59:46,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-22 21:59:46,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:46,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:47,880 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 50 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-22 21:59:51,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:51,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 588 states and 1145 transitions. [2018-11-22 21:59:51,354 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1145 transitions. [2018-11-22 21:59:51,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-22 21:59:51,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:51,392 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 50 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-22 21:59:53,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:53,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 588 states and 1143 transitions. [2018-11-22 21:59:53,020 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1143 transitions. [2018-11-22 21:59:53,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-22 21:59:53,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:53,037 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:53,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:53,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 593 states and 1152 transitions. [2018-11-22 21:59:53,048 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1152 transitions. [2018-11-22 21:59:53,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-22 21:59:53,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:53,075 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 21:59:53,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:53,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 594 states and 1153 transitions. [2018-11-22 21:59:53,117 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1153 transitions. [2018-11-22 21:59:53,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-22 21:59:53,117 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:53,135 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:53,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:53,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 598 states and 1159 transitions. [2018-11-22 21:59:53,504 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1159 transitions. [2018-11-22 21:59:53,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-22 21:59:53,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:53,561 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-22 21:59:54,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:54,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 601 states and 1163 transitions. [2018-11-22 21:59:54,486 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1163 transitions. [2018-11-22 21:59:54,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-22 21:59:54,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:54,504 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:59:54,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:54,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 602 states and 1164 transitions. [2018-11-22 21:59:54,515 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1164 transitions. [2018-11-22 21:59:54,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-22 21:59:54,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:54,534 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 21:59:54,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:54,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 605 states and 1169 transitions. [2018-11-22 21:59:54,587 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1169 transitions. [2018-11-22 21:59:54,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-22 21:59:54,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:54,652 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-22 21:59:56,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:56,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 608 states and 1173 transitions. [2018-11-22 21:59:56,437 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1173 transitions. [2018-11-22 21:59:56,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-22 21:59:56,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:56,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:56,521 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-22 21:59:56,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:56,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 609 states and 1173 transitions. [2018-11-22 21:59:56,604 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1173 transitions. [2018-11-22 21:59:56,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-22 21:59:56,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:56,979 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 21:59:57,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:57,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 610 states and 1174 transitions. [2018-11-22 21:59:57,044 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1174 transitions. [2018-11-22 21:59:57,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-22 21:59:57,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:57,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:57,081 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-22 21:59:57,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:59:57,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 611 states and 1175 transitions. [2018-11-22 21:59:57,093 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1175 transitions. [2018-11-22 21:59:57,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-22 21:59:57,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:59:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:59:57,173 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-22 22:00:03,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:03,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 626 states and 1204 transitions. [2018-11-22 22:00:03,411 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1204 transitions. [2018-11-22 22:00:03,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-22 22:00:03,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:03,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:03,430 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:00:03,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:03,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 629 states and 1209 transitions. [2018-11-22 22:00:03,447 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1209 transitions. [2018-11-22 22:00:03,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-22 22:00:03,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:03,542 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-22 22:00:04,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:04,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 630 states and 1211 transitions. [2018-11-22 22:00:04,598 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1211 transitions. [2018-11-22 22:00:04,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-22 22:00:04,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:04,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:04,626 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 22:00:05,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:05,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 649 states and 1251 transitions. [2018-11-22 22:00:05,620 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1251 transitions. [2018-11-22 22:00:05,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-22 22:00:05,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:05,645 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 22:00:07,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:07,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 651 states and 1252 transitions. [2018-11-22 22:00:07,258 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1252 transitions. [2018-11-22 22:00:07,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-22 22:00:07,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:07,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:07,276 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:00:07,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:07,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 652 states and 1253 transitions. [2018-11-22 22:00:07,287 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1253 transitions. [2018-11-22 22:00:07,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-22 22:00:07,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:07,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:07,306 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 22:00:07,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:07,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 655 states and 1263 transitions. [2018-11-22 22:00:07,369 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1263 transitions. [2018-11-22 22:00:07,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-22 22:00:07,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:07,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:07,386 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:00:07,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:07,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 658 states and 1268 transitions. [2018-11-22 22:00:07,407 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1268 transitions. [2018-11-22 22:00:07,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-22 22:00:07,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:07,428 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 22:00:07,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:07,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 659 states and 1269 transitions. [2018-11-22 22:00:07,452 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1269 transitions. [2018-11-22 22:00:07,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-22 22:00:07,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:07,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:07,470 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:00:07,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:07,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 660 states and 1270 transitions. [2018-11-22 22:00:07,482 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1270 transitions. [2018-11-22 22:00:07,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-22 22:00:07,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:07,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:09,233 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 33 proven. 41 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-22 22:00:22,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:22,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 668 states and 1287 transitions. [2018-11-22 22:00:22,396 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1287 transitions. [2018-11-22 22:00:22,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-22 22:00:22,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:25,658 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 33 proven. 42 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-22 22:00:41,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:41,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 692 states and 1340 transitions. [2018-11-22 22:00:41,925 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1340 transitions. [2018-11-22 22:00:41,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-22 22:00:41,926 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:41,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:42,006 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 34 proven. 41 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-22 22:00:42,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:42,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 693 states and 1341 transitions. [2018-11-22 22:00:42,029 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1341 transitions. [2018-11-22 22:00:42,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-22 22:00:42,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:42,123 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 22:00:42,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:42,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 696 states and 1345 transitions. [2018-11-22 22:00:42,761 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1345 transitions. [2018-11-22 22:00:42,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-22 22:00:42,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:42,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:42,835 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-22 22:00:44,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:44,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 698 states and 1349 transitions. [2018-11-22 22:00:44,525 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1349 transitions. [2018-11-22 22:00:44,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-22 22:00:44,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:45,244 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-22 22:00:53,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:53,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 715 states and 1384 transitions. [2018-11-22 22:00:53,805 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1384 transitions. [2018-11-22 22:00:53,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-22 22:00:53,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:53,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:53,973 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-22 22:00:54,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:54,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 718 states and 1389 transitions. [2018-11-22 22:00:54,769 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1389 transitions. [2018-11-22 22:00:54,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-22 22:00:54,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:55,806 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-22 22:00:58,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:00:58,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 721 states and 1392 transitions. [2018-11-22 22:00:58,545 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1392 transitions. [2018-11-22 22:00:58,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-22 22:00:58,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:00:58,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:01:00,544 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-22 22:01:05,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:01:05,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 728 states and 1404 transitions. [2018-11-22 22:01:05,679 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1404 transitions. [2018-11-22 22:01:05,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-22 22:01:05,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:01:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:01:05,701 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-22 22:01:10,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:01:10,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 730 states and 1408 transitions. [2018-11-22 22:01:10,952 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1408 transitions. [2018-11-22 22:01:10,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-22 22:01:10,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:01:10,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:01:10,970 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-22 22:01:10,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:01:10,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 733 states and 1413 transitions. [2018-11-22 22:01:10,985 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1413 transitions. [2018-11-22 22:01:10,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-22 22:01:10,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:01:10,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:01:11,043 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-22 22:01:11,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:01:11,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 734 states and 1414 transitions. [2018-11-22 22:01:11,076 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1414 transitions. [2018-11-22 22:01:11,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-22 22:01:11,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:01:11,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:01:11,514 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-22 22:01:12,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:01:12,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 735 states and 1415 transitions. [2018-11-22 22:01:12,601 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1415 transitions. [2018-11-22 22:01:12,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-22 22:01:12,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:01:12,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:01:12,701 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-22 22:01:12,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:01:12,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 736 states and 1417 transitions. [2018-11-22 22:01:12,723 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1417 transitions. [2018-11-22 22:01:12,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-22 22:01:12,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:01:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:01:13,634 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-22 22:01:30,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:01:30,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 758 states and 1472 transitions. [2018-11-22 22:01:30,686 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1472 transitions. [2018-11-22 22:01:30,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-22 22:01:30,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:01:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:01:30,705 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-22 22:01:30,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:01:30,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 759 states and 1472 transitions. [2018-11-22 22:01:30,717 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1472 transitions. [2018-11-22 22:01:30,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-22 22:01:30,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:01:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:01:31,601 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-22 22:01:40,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:01:40,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 774 states and 1499 transitions. [2018-11-22 22:01:40,079 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1499 transitions. [2018-11-22 22:01:40,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-22 22:01:40,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:01:40,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:01:40,104 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-22 22:01:44,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:01:44,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 771 states and 1490 transitions. [2018-11-22 22:01:44,186 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1490 transitions. [2018-11-22 22:01:44,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-22 22:01:44,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:01:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:01:44,303 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-22 22:01:44,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:01:44,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 774 states and 1496 transitions. [2018-11-22 22:01:44,966 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1496 transitions. [2018-11-22 22:01:44,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-22 22:01:44,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:01:44,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:01:54,079 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 82 proven. 26 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 22:02:24,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:02:24,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 798 states and 1560 transitions. [2018-11-22 22:02:24,436 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1560 transitions. [2018-11-22 22:02:24,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-22 22:02:24,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:02:24,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:24,814 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 104 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-22 22:02:26,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:02:26,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 799 states and 1560 transitions. [2018-11-22 22:02:26,539 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1560 transitions. [2018-11-22 22:02:26,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-22 22:02:26,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:02:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:26,575 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-22 22:02:29,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:02:29,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 807 states and 1575 transitions. [2018-11-22 22:02:29,840 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1575 transitions. [2018-11-22 22:02:29,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-22 22:02:29,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:02:29,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:29,879 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-22 22:02:30,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:02:30,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 808 states and 1578 transitions. [2018-11-22 22:02:30,695 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1578 transitions. [2018-11-22 22:02:30,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-22 22:02:30,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:02:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:30,735 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-22 22:02:30,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:02:30,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 810 states and 1583 transitions. [2018-11-22 22:02:30,858 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1583 transitions. [2018-11-22 22:02:30,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-22 22:02:30,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:02:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:30,928 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-22 22:02:34,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:02:34,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 820 states and 1605 transitions. [2018-11-22 22:02:34,693 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1605 transitions. [2018-11-22 22:02:34,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-22 22:02:34,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:02:34,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:34,748 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-22 22:02:35,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:02:35,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 821 states and 1608 transitions. [2018-11-22 22:02:35,594 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1608 transitions. [2018-11-22 22:02:35,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-22 22:02:35,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:02:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:38,003 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 95 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-22 22:02:49,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:02:49,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 838 states and 1641 transitions. [2018-11-22 22:02:49,427 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1641 transitions. [2018-11-22 22:02:49,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-22 22:02:49,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:02:49,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 22:02:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 22:02:59,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-22 22:02:59,750 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) [2018-11-22 22:02:59,753 INFO L168 Benchmark]: Toolchain (without parser) took 332139.27 ms. Allocated memory was 1.0 GB in the beginning and 3.9 GB in the end (delta: 2.9 GB). Free memory was 952.2 MB in the beginning and 1.7 GB in the end (delta: -761.7 MB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2018-11-22 22:02:59,754 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:02:59,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 516.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -196.5 MB). Peak memory consumption was 44.4 MB. Max. memory is 11.5 GB. [2018-11-22 22:02:59,758 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.77 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-22 22:02:59,758 INFO L168 Benchmark]: Boogie Preprocessor took 62.50 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. [2018-11-22 22:02:59,759 INFO L168 Benchmark]: RCFGBuilder took 2255.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 927.7 MB in the end (delta: 210.6 MB). Peak memory consumption was 210.6 MB. Max. memory is 11.5 GB. [2018-11-22 22:02:59,759 INFO L168 Benchmark]: CodeCheck took 329238.10 ms. Allocated memory was 1.2 GB in the beginning and 3.9 GB in the end (delta: 2.7 GB). Free memory was 927.7 MB in the beginning and 1.7 GB in the end (delta: -786.2 MB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2018-11-22 22:02:59,761 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 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 516.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -196.5 MB). Peak memory consumption was 44.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.77 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.50 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. * RCFGBuilder took 2255.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 927.7 MB in the end (delta: 210.6 MB). Peak memory consumption was 210.6 MB. Max. memory is 11.5 GB. * CodeCheck took 329238.10 ms. Allocated memory was 1.2 GB in the beginning and 3.9 GB in the end (delta: 2.7 GB). Free memory was 927.7 MB in the beginning and 1.7 GB in the end (delta: -786.2 MB). Peak memory consumption was 1.9 GB. 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 [2018-11-22 22:03:01,258 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:03:01,259 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:03:01,267 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:03:01,267 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:03:01,268 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:03:01,268 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:03:01,270 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:03:01,271 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:03:01,271 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:03:01,272 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:03:01,272 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:03:01,273 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:03:01,274 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:03:01,274 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:03:01,275 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:03:01,275 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:03:01,277 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:03:01,279 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:03:01,280 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:03:01,281 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:03:01,282 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:03:01,283 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:03:01,283 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:03:01,283 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:03:01,284 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:03:01,284 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:03:01,285 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:03:01,285 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:03:01,286 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:03:01,286 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:03:01,286 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:03:01,287 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:03:01,287 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:03:01,287 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:03:01,288 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:03:01,288 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-22 22:03:01,298 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:03:01,298 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:03:01,299 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:03:01,299 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 22:03:01,300 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:03:01,300 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:03:01,300 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:03:01,300 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:03:01,300 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:03:01,301 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:03:01,301 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:03:01,301 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:03:01,301 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:03:01,302 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-22 22:03:01,302 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-22 22:03:01,302 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:03:01,302 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:03:01,302 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:03:01,302 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:03:01,303 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 22:03:01,303 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 22:03:01,303 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:03:01,303 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:03:01,303 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 22:03:01,303 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:03:01,304 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:03:01,304 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:03:01,304 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-22 22:03:01,304 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-22 22:03:01,304 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:03:01,304 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-22 22:03:01,304 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-22 22:03:01,305 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_4b329c52-fbf5-426d-803d-836ab1bc9ee5/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 -> c271f3a8f5eeb9abed31f7632ddca02a2bd7f129 [2018-11-22 22:03:01,337 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:03:01,347 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:03:01,350 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:03:01,352 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:03:01,352 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:03:01,353 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/../../sv-benchmarks/c/ssh/s3_clnt.blast.04_false-unreach-call.i.cil.c [2018-11-22 22:03:01,400 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/data/fd8d53443/bce152e2763f4e7fbfe721ed1b6a2c3a/FLAG2ddbee1af [2018-11-22 22:03:01,788 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:03:01,788 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/sv-benchmarks/c/ssh/s3_clnt.blast.04_false-unreach-call.i.cil.c [2018-11-22 22:03:01,800 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/data/fd8d53443/bce152e2763f4e7fbfe721ed1b6a2c3a/FLAG2ddbee1af [2018-11-22 22:03:02,156 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/bin-2019/ukojak/data/fd8d53443/bce152e2763f4e7fbfe721ed1b6a2c3a [2018-11-22 22:03:02,158 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:03:02,159 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:03:02,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:03:02,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:03:02,163 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:03:02,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:03:02" (1/1) ... [2018-11-22 22:03:02,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d708b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:03:02, skipping insertion in model container [2018-11-22 22:03:02,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:03:02" (1/1) ... [2018-11-22 22:03:02,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:03:02,214 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:03:02,505 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:03:02,516 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:03:02,643 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:03:02,661 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:03:02,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:03:02 WrapperNode [2018-11-22 22:03:02,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:03:02,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:03:02,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:03:02,662 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:03:02,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:03:02" (1/1) ... [2018-11-22 22:03:02,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:03:02" (1/1) ... [2018-11-22 22:03:02,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:03:02,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:03:02,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:03:02,722 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:03:02,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:03:02" (1/1) ... [2018-11-22 22:03:02,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:03:02" (1/1) ... [2018-11-22 22:03:02,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:03:02" (1/1) ... [2018-11-22 22:03:02,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:03:02" (1/1) ... [2018-11-22 22:03:02,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:03:02" (1/1) ... [2018-11-22 22:03:02,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:03:02" (1/1) ... [2018-11-22 22:03:02,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:03:02" (1/1) ... [2018-11-22 22:03:02,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:03:02,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:03:02,777 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:03:02,777 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:03:02,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:03:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b329c52-fbf5-426d-803d-836ab1bc9ee5/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 [2018-11-22 22:03:02,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-22 22:03:02,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-22 22:03:02,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-22 22:03:02,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 22:03:02,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-22 22:03:02,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-22 22:03:02,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:03:02,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:03:02,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-22 22:03:03,023 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-22 22:03:03,023 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-22 22:06:05,804 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:06:05,804 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-22 22:06:05,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:06:05 BoogieIcfgContainer [2018-11-22 22:06:05,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:06:05,805 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 22:06:05,805 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 22:06:05,811 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 22:06:05,812 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:06:05" (1/1) ... [2018-11-22 22:06:05,819 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:06:05,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:05,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 87 states and 148 transitions. [2018-11-22 22:06:05,842 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 148 transitions. [2018-11-22 22:06:05,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-22 22:06:05,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:05,872 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) [2018-11-22 22:06:05,875 INFO L168 Benchmark]: Toolchain (without parser) took 183716.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 944.4 MB in the beginning and 873.7 MB in the end (delta: 70.6 MB). Peak memory consumption was 203.3 MB. Max. memory is 11.5 GB. [2018-11-22 22:06:05,876 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-11-22 22:06:05,877 INFO L168 Benchmark]: CACSL2BoogieTranslator took 501.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -166.8 MB). Peak memory consumption was 46.9 MB. Max. memory is 11.5 GB. [2018-11-22 22:06:05,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.18 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-22 22:06:05,878 INFO L168 Benchmark]: Boogie Preprocessor took 54.78 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-22 22:06:05,879 INFO L168 Benchmark]: RCFGBuilder took 183028.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 880.5 MB in the end (delta: 217.1 MB). Peak memory consumption was 217.1 MB. Max. memory is 11.5 GB. [2018-11-22 22:06:05,879 INFO L168 Benchmark]: CodeCheck took 69.56 ms. Allocated memory is still 1.2 GB. Free memory was 880.5 MB in the beginning and 873.7 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-22 22:06:05,882 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 0.19 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 501.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -166.8 MB). Peak memory consumption was 46.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.18 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.78 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 183028.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 880.5 MB in the end (delta: 217.1 MB). Peak memory consumption was 217.1 MB. Max. memory is 11.5 GB. * CodeCheck took 69.56 ms. Allocated memory is still 1.2 GB. Free memory was 880.5 MB in the beginning and 873.7 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...