./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5292a250-8123-4895-a632-d37c73a503b9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5292a250-8123-4895-a632-d37c73a503b9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5292a250-8123-4895-a632-d37c73a503b9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5292a250-8123-4895-a632-d37c73a503b9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5292a250-8123-4895-a632-d37c73a503b9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5292a250-8123-4895-a632-d37c73a503b9/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 4efbed7cd0f5d77b92597ff02e6d19fa8a62de34 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 19:00:30,879 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 19:00:30,880 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 19:00:30,887 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 19:00:30,887 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 19:00:30,888 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 19:00:30,888 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 19:00:30,889 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 19:00:30,890 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 19:00:30,890 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 19:00:30,891 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 19:00:30,891 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 19:00:30,891 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 19:00:30,893 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 19:00:30,894 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 19:00:30,894 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 19:00:30,895 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 19:00:30,896 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 19:00:30,898 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 19:00:30,899 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 19:00:30,900 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 19:00:30,901 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 19:00:30,903 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 19:00:30,903 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 19:00:30,903 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 19:00:30,904 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 19:00:30,905 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 19:00:30,906 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 19:00:30,907 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 19:00:30,908 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 19:00:30,908 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 19:00:30,909 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 19:00:30,909 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 19:00:30,909 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 19:00:30,910 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 19:00:30,910 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 19:00:30,910 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5292a250-8123-4895-a632-d37c73a503b9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 19:00:30,918 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 19:00:30,919 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 19:00:30,919 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 19:00:30,920 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 19:00:30,920 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 19:00:30,920 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 19:00:30,920 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 19:00:30,921 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 19:00:30,921 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 19:00:30,921 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 19:00:30,921 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 19:00:30,921 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 19:00:30,921 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 19:00:30,921 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 19:00:30,921 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 19:00:30,922 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 19:00:30,922 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 19:00:30,922 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 19:00:30,922 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 19:00:30,922 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 19:00:30,922 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 19:00:30,922 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 19:00:30,923 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 19:00:30,923 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 19:00:30,923 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 19:00:30,923 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 19:00:30,923 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 19:00:30,923 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 19:00:30,923 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 19:00:30,923 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_5292a250-8123-4895-a632-d37c73a503b9/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 -> 4efbed7cd0f5d77b92597ff02e6d19fa8a62de34 [2018-11-18 19:00:30,952 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 19:00:30,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 19:00:30,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 19:00:30,964 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 19:00:30,965 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 19:00:30,965 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5292a250-8123-4895-a632-d37c73a503b9/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c [2018-11-18 19:00:31,017 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5292a250-8123-4895-a632-d37c73a503b9/bin-2019/ukojak/data/5029b9fc3/33ce08434da14569b6a6a465cb1a817e/FLAG90d4de73c [2018-11-18 19:00:31,409 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 19:00:31,409 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5292a250-8123-4895-a632-d37c73a503b9/sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c [2018-11-18 19:00:31,419 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5292a250-8123-4895-a632-d37c73a503b9/bin-2019/ukojak/data/5029b9fc3/33ce08434da14569b6a6a465cb1a817e/FLAG90d4de73c [2018-11-18 19:00:31,429 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5292a250-8123-4895-a632-d37c73a503b9/bin-2019/ukojak/data/5029b9fc3/33ce08434da14569b6a6a465cb1a817e [2018-11-18 19:00:31,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 19:00:31,432 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 19:00:31,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 19:00:31,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 19:00:31,436 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 19:00:31,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:00:31" (1/1) ... [2018-11-18 19:00:31,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11524d60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:00:31, skipping insertion in model container [2018-11-18 19:00:31,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:00:31" (1/1) ... [2018-11-18 19:00:31,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 19:00:31,485 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 19:00:31,796 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:00:31,804 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 19:00:31,899 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:00:31,912 INFO L195 MainTranslator]: Completed translation [2018-11-18 19:00:31,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:00:31 WrapperNode [2018-11-18 19:00:31,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 19:00:31,913 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 19:00:31,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 19:00:31,914 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 19:00:31,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:00:31" (1/1) ... [2018-11-18 19:00:32,002 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:00:31" (1/1) ... [2018-11-18 19:00:32,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 19:00:32,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 19:00:32,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 19:00:32,050 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 19:00:32,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:00:31" (1/1) ... [2018-11-18 19:00:32,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:00:31" (1/1) ... [2018-11-18 19:00:32,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:00:31" (1/1) ... [2018-11-18 19:00:32,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:00:31" (1/1) ... [2018-11-18 19:00:32,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:00:31" (1/1) ... [2018-11-18 19:00:32,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:00:31" (1/1) ... [2018-11-18 19:00:32,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:00:31" (1/1) ... [2018-11-18 19:00:32,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 19:00:32,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 19:00:32,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 19:00:32,096 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 19:00:32,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:00:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5292a250-8123-4895-a632-d37c73a503b9/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 [2018-11-18 19:00:32,169 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 19:00:32,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 19:00:32,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 19:00:35,386 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 19:00:35,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:00:35 BoogieIcfgContainer [2018-11-18 19:00:35,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 19:00:35,387 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 19:00:35,387 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 19:00:35,397 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 19:00:35,397 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:00:35" (1/1) ... [2018-11-18 19:00:35,408 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 19:00:35,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:35,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-18 19:00:35,441 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-18 19:00:35,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 19:00:35,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:35,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:36,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:36,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 165 states and 248 transitions. [2018-11-18 19:00:36,261 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 248 transitions. [2018-11-18 19:00:36,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 19:00:36,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:36,521 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:37,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:37,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 245 states and 333 transitions. [2018-11-18 19:00:37,325 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 333 transitions. [2018-11-18 19:00:37,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 19:00:37,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:37,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:37,476 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:37,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:37,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 250 states and 340 transitions. [2018-11-18 19:00:37,707 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 340 transitions. [2018-11-18 19:00:37,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 19:00:37,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:37,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:37,772 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:37,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:37,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 260 states and 355 transitions. [2018-11-18 19:00:37,895 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 355 transitions. [2018-11-18 19:00:37,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 19:00:37,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:37,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:37,939 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 19:00:38,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:38,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 268 states and 366 transitions. [2018-11-18 19:00:38,118 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 366 transitions. [2018-11-18 19:00:38,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 19:00:38,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:38,147 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:38,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:38,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 271 states and 369 transitions. [2018-11-18 19:00:38,169 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 369 transitions. [2018-11-18 19:00:38,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 19:00:38,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:38,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:38,416 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:38,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:38,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 276 states and 377 transitions. [2018-11-18 19:00:38,729 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 377 transitions. [2018-11-18 19:00:38,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 19:00:38,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:38,757 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 19:00:38,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:38,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 277 states and 378 transitions. [2018-11-18 19:00:38,774 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 378 transitions. [2018-11-18 19:00:38,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 19:00:38,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:38,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:38,796 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 19:00:39,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:39,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 282 states and 384 transitions. [2018-11-18 19:00:39,010 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 384 transitions. [2018-11-18 19:00:39,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 19:00:39,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:39,107 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:39,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:39,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 300 states and 412 transitions. [2018-11-18 19:00:39,522 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 412 transitions. [2018-11-18 19:00:39,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 19:00:39,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:39,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:39,548 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 19:00:39,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:39,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 302 states and 414 transitions. [2018-11-18 19:00:39,622 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 414 transitions. [2018-11-18 19:00:39,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 19:00:39,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:39,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:39,642 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:39,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:39,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 307 states and 420 transitions. [2018-11-18 19:00:39,684 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 420 transitions. [2018-11-18 19:00:39,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 19:00:39,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:39,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:39,724 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:39,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:39,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 309 states and 422 transitions. [2018-11-18 19:00:39,877 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 422 transitions. [2018-11-18 19:00:39,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 19:00:39,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:39,903 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:40,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:40,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 313 states and 428 transitions. [2018-11-18 19:00:40,348 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 428 transitions. [2018-11-18 19:00:40,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 19:00:40,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:40,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:40,416 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:40,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:40,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 329 states and 448 transitions. [2018-11-18 19:00:40,762 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 448 transitions. [2018-11-18 19:00:40,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 19:00:40,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:40,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:40,784 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 19:00:40,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:40,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 335 states and 454 transitions. [2018-11-18 19:00:40,894 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 454 transitions. [2018-11-18 19:00:40,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 19:00:40,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:40,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:40,965 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:41,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:41,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 360 states and 487 transitions. [2018-11-18 19:00:41,525 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 487 transitions. [2018-11-18 19:00:41,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 19:00:41,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:41,549 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:41,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:41,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 364 states and 493 transitions. [2018-11-18 19:00:41,805 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 493 transitions. [2018-11-18 19:00:41,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 19:00:41,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:41,830 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:41,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:41,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 365 states and 494 transitions. [2018-11-18 19:00:41,875 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 494 transitions. [2018-11-18 19:00:41,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 19:00:41,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:42,296 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:00:42,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:42,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 445 states and 581 transitions. [2018-11-18 19:00:42,896 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 581 transitions. [2018-11-18 19:00:42,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 19:00:42,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:42,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:42,917 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 19:00:43,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:43,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 447 states and 583 transitions. [2018-11-18 19:00:43,157 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 583 transitions. [2018-11-18 19:00:43,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 19:00:43,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:00:43,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:43,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 450 states and 585 transitions. [2018-11-18 19:00:43,392 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 585 transitions. [2018-11-18 19:00:43,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 19:00:43,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:43,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:43,417 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:44,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:44,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 466 states and 602 transitions. [2018-11-18 19:00:44,230 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 602 transitions. [2018-11-18 19:00:44,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 19:00:44,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:44,260 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:44,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:44,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 475 states and 615 transitions. [2018-11-18 19:00:44,930 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 615 transitions. [2018-11-18 19:00:44,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 19:00:44,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:44,983 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 19:00:45,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:45,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 477 states and 616 transitions. [2018-11-18 19:00:45,215 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 616 transitions. [2018-11-18 19:00:45,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 19:00:45,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:45,235 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 19:00:45,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:45,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 478 states and 617 transitions. [2018-11-18 19:00:45,340 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 617 transitions. [2018-11-18 19:00:45,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 19:00:45,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:45,363 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:45,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:45,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 488 states and 627 transitions. [2018-11-18 19:00:45,938 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 627 transitions. [2018-11-18 19:00:45,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 19:00:45,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:46,074 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:00:46,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:46,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 497 states and 640 transitions. [2018-11-18 19:00:46,567 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 640 transitions. [2018-11-18 19:00:46,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 19:00:46,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:46,699 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:47,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:47,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 518 states and 664 transitions. [2018-11-18 19:00:47,488 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 664 transitions. [2018-11-18 19:00:47,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 19:00:47,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:47,649 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:00:48,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:48,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 529 states and 683 transitions. [2018-11-18 19:00:48,178 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 683 transitions. [2018-11-18 19:00:48,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 19:00:48,179 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:48,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:48,234 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:00:48,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:48,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 537 states and 695 transitions. [2018-11-18 19:00:48,678 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 695 transitions. [2018-11-18 19:00:48,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 19:00:48,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:48,698 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:49,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:49,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 550 states and 710 transitions. [2018-11-18 19:00:49,058 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 710 transitions. [2018-11-18 19:00:49,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 19:00:49,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:49,080 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 19:00:49,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:49,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 553 states and 715 transitions. [2018-11-18 19:00:49,640 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 715 transitions. [2018-11-18 19:00:49,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 19:00:49,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:49,663 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 19:00:49,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:49,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 557 states and 719 transitions. [2018-11-18 19:00:49,872 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 719 transitions. [2018-11-18 19:00:49,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 19:00:49,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:49,899 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:00:49,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:49,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 560 states and 723 transitions. [2018-11-18 19:00:49,927 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 723 transitions. [2018-11-18 19:00:49,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 19:00:49,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:49,965 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:00:51,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:51,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 602 states and 778 transitions. [2018-11-18 19:00:51,122 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 778 transitions. [2018-11-18 19:00:51,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 19:00:51,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:51,162 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:51,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:51,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 620 states and 801 transitions. [2018-11-18 19:00:51,304 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 801 transitions. [2018-11-18 19:00:51,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 19:00:51,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:51,376 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:00:51,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:51,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 622 states and 804 transitions. [2018-11-18 19:00:51,702 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 804 transitions. [2018-11-18 19:00:51,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 19:00:51,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:51,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:51,717 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:52,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:52,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 637 states and 824 transitions. [2018-11-18 19:00:52,053 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 824 transitions. [2018-11-18 19:00:52,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 19:00:52,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:52,075 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:00:52,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:52,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 642 states and 830 transitions. [2018-11-18 19:00:52,416 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 830 transitions. [2018-11-18 19:00:52,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 19:00:52,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:52,433 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:52,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:52,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 645 states and 833 transitions. [2018-11-18 19:00:52,452 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 833 transitions. [2018-11-18 19:00:52,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 19:00:52,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:52,477 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:00:52,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:52,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 652 states and 841 transitions. [2018-11-18 19:00:52,713 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 841 transitions. [2018-11-18 19:00:52,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 19:00:52,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:52,732 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:00:52,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:52,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 657 states and 845 transitions. [2018-11-18 19:00:52,903 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 845 transitions. [2018-11-18 19:00:52,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 19:00:52,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:52,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:52,918 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:00:53,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:53,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 668 states and 858 transitions. [2018-11-18 19:00:53,399 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 858 transitions. [2018-11-18 19:00:53,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 19:00:53,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:53,417 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 19:00:53,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:53,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 699 states and 889 transitions. [2018-11-18 19:00:53,502 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 889 transitions. [2018-11-18 19:00:53,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 19:00:53,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:53,518 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:00:53,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:53,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 713 states and 906 transitions. [2018-11-18 19:00:53,935 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 906 transitions. [2018-11-18 19:00:53,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 19:00:53,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:53,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:53,951 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:00:54,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:54,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 726 states and 919 transitions. [2018-11-18 19:00:54,482 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 919 transitions. [2018-11-18 19:00:54,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 19:00:54,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:54,507 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:54,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:54,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 732 states and 925 transitions. [2018-11-18 19:00:54,738 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 925 transitions. [2018-11-18 19:00:54,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 19:00:54,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:55,126 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:00:57,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:57,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 774 states and 986 transitions. [2018-11-18 19:00:57,879 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 986 transitions. [2018-11-18 19:00:57,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 19:00:57,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:57,906 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:57,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:57,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 779 states and 990 transitions. [2018-11-18 19:00:57,995 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 990 transitions. [2018-11-18 19:00:57,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 19:00:57,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:58,016 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:00:58,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:58,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 784 states and 996 transitions. [2018-11-18 19:00:58,631 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 996 transitions. [2018-11-18 19:00:58,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 19:00:58,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:58,653 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:00:59,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:59,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 787 states and 1000 transitions. [2018-11-18 19:00:59,007 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1000 transitions. [2018-11-18 19:00:59,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 19:00:59,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:59,023 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:00:59,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:59,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 791 states and 1003 transitions. [2018-11-18 19:00:59,117 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1003 transitions. [2018-11-18 19:00:59,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 19:00:59,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:59,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:59,134 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:00:59,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:59,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 793 states and 1004 transitions. [2018-11-18 19:00:59,337 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1004 transitions. [2018-11-18 19:00:59,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 19:00:59,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:59,362 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:00:59,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:00:59,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 795 states and 1009 transitions. [2018-11-18 19:00:59,523 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1009 transitions. [2018-11-18 19:00:59,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 19:00:59,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:00:59,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:00:59,554 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:01:00,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:00,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 806 states and 1038 transitions. [2018-11-18 19:01:00,574 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1038 transitions. [2018-11-18 19:01:00,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 19:01:00,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:00,598 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:01:01,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:01,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 810 states and 1042 transitions. [2018-11-18 19:01:01,086 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1042 transitions. [2018-11-18 19:01:01,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 19:01:01,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:01,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:01,108 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:01,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:01,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 840 states and 1076 transitions. [2018-11-18 19:01:01,837 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1076 transitions. [2018-11-18 19:01:01,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 19:01:01,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:01,855 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:01:02,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:02,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 844 states and 1080 transitions. [2018-11-18 19:01:02,286 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1080 transitions. [2018-11-18 19:01:02,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 19:01:02,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:02,313 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:01:02,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:02,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 852 states and 1088 transitions. [2018-11-18 19:01:02,763 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1088 transitions. [2018-11-18 19:01:02,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 19:01:02,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:02,787 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:03,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:03,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 857 states and 1096 transitions. [2018-11-18 19:01:03,376 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1096 transitions. [2018-11-18 19:01:03,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 19:01:03,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:03,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:03,398 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:01:03,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:03,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 866 states and 1106 transitions. [2018-11-18 19:01:03,618 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1106 transitions. [2018-11-18 19:01:03,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 19:01:03,619 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:03,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:03,650 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:04,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:04,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 882 states and 1125 transitions. [2018-11-18 19:01:04,068 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1125 transitions. [2018-11-18 19:01:04,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 19:01:04,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:04,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:04,091 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 19:01:04,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:04,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 885 states and 1128 transitions. [2018-11-18 19:01:04,117 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1128 transitions. [2018-11-18 19:01:04,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 19:01:04,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:04,251 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 19:01:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:04,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 898 states and 1145 transitions. [2018-11-18 19:01:04,815 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1145 transitions. [2018-11-18 19:01:04,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 19:01:04,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:04,834 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 19:01:05,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:05,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 909 states and 1161 transitions. [2018-11-18 19:01:05,212 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1161 transitions. [2018-11-18 19:01:05,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 19:01:05,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:05,233 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:05,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:05,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 911 states and 1163 transitions. [2018-11-18 19:01:05,253 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1163 transitions. [2018-11-18 19:01:05,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 19:01:05,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:05,273 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:01:06,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:06,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 927 states and 1188 transitions. [2018-11-18 19:01:06,278 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1188 transitions. [2018-11-18 19:01:06,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 19:01:06,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:06,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:06,299 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:01:06,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:06,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 933 states and 1195 transitions. [2018-11-18 19:01:06,723 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1195 transitions. [2018-11-18 19:01:06,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 19:01:06,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:06,756 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:01:07,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:07,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 935 states and 1197 transitions. [2018-11-18 19:01:07,100 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1197 transitions. [2018-11-18 19:01:07,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 19:01:07,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:07,224 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 19:01:08,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:08,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 957 states and 1236 transitions. [2018-11-18 19:01:08,636 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1236 transitions. [2018-11-18 19:01:08,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 19:01:08,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:08,987 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 19:01:09,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:09,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 972 states and 1254 transitions. [2018-11-18 19:01:09,913 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1254 transitions. [2018-11-18 19:01:09,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 19:01:09,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:09,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:10,395 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 74 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:12,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:12,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1037 states and 1324 transitions. [2018-11-18 19:01:12,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1324 transitions. [2018-11-18 19:01:12,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 19:01:12,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:12,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:12,176 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:13,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:13,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1066 states and 1365 transitions. [2018-11-18 19:01:13,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1365 transitions. [2018-11-18 19:01:13,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 19:01:13,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:13,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:13,125 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:13,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:13,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1069 states and 1368 transitions. [2018-11-18 19:01:13,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1368 transitions. [2018-11-18 19:01:13,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 19:01:13,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:13,701 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:13,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:13,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1070 states and 1369 transitions. [2018-11-18 19:01:13,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1369 transitions. [2018-11-18 19:01:13,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 19:01:13,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:13,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:14,002 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:14,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:14,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1088 states and 1391 transitions. [2018-11-18 19:01:14,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1391 transitions. [2018-11-18 19:01:14,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 19:01:14,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:14,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:14,620 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:01:15,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:15,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1093 states and 1400 transitions. [2018-11-18 19:01:15,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1400 transitions. [2018-11-18 19:01:15,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 19:01:15,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:15,214 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:01:15,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:15,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1102 states and 1409 transitions. [2018-11-18 19:01:15,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1409 transitions. [2018-11-18 19:01:15,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 19:01:15,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:15,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:15,691 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:01:16,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:16,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1111 states and 1419 transitions. [2018-11-18 19:01:16,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1419 transitions. [2018-11-18 19:01:16,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 19:01:16,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:16,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:16,190 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:01:16,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:16,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1116 states and 1425 transitions. [2018-11-18 19:01:16,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1425 transitions. [2018-11-18 19:01:16,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 19:01:16,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:16,496 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:01:16,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:16,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1123 states and 1431 transitions. [2018-11-18 19:01:16,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1431 transitions. [2018-11-18 19:01:16,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 19:01:16,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:16,661 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:01:16,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:16,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1139 states and 1447 transitions. [2018-11-18 19:01:16,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1447 transitions. [2018-11-18 19:01:16,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 19:01:16,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:16,838 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:17,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:17,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1144 states and 1453 transitions. [2018-11-18 19:01:17,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1453 transitions. [2018-11-18 19:01:17,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 19:01:17,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:17,714 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:01:20,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:20,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1175 states and 1489 transitions. [2018-11-18 19:01:20,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1489 transitions. [2018-11-18 19:01:20,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 19:01:20,454 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:20,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:20,475 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:01:20,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:20,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1178 states and 1493 transitions. [2018-11-18 19:01:20,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1493 transitions. [2018-11-18 19:01:20,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 19:01:20,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:20,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:20,766 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:01:20,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:20,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1180 states and 1494 transitions. [2018-11-18 19:01:20,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1494 transitions. [2018-11-18 19:01:20,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 19:01:20,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:20,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:20,805 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:01:21,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:21,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1183 states and 1497 transitions. [2018-11-18 19:01:21,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1497 transitions. [2018-11-18 19:01:21,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 19:01:21,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:21,289 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:22,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:22,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1229 states and 1548 transitions. [2018-11-18 19:01:22,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1548 transitions. [2018-11-18 19:01:22,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 19:01:22,829 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:22,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:22,862 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 19:01:24,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:24,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1251 states and 1578 transitions. [2018-11-18 19:01:24,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1578 transitions. [2018-11-18 19:01:24,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 19:01:24,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:24,420 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 19:01:25,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:25,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1260 states and 1587 transitions. [2018-11-18 19:01:25,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1587 transitions. [2018-11-18 19:01:25,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 19:01:25,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:25,961 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 19:01:26,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:26,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1266 states and 1592 transitions. [2018-11-18 19:01:26,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1592 transitions. [2018-11-18 19:01:26,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 19:01:26,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:26,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:26,357 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 19:01:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1269 states and 1596 transitions. [2018-11-18 19:01:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1596 transitions. [2018-11-18 19:01:26,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 19:01:26,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:26,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:26,453 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:27,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:27,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1286 states and 1616 transitions. [2018-11-18 19:01:27,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1616 transitions. [2018-11-18 19:01:27,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 19:01:27,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:27,396 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 19:01:28,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:28,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1296 states and 1632 transitions. [2018-11-18 19:01:28,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1632 transitions. [2018-11-18 19:01:28,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 19:01:28,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:28,959 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 19:01:31,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:31,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1354 states and 1691 transitions. [2018-11-18 19:01:31,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1691 transitions. [2018-11-18 19:01:31,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 19:01:31,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:31,888 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 19:01:33,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:33,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1356 states and 1693 transitions. [2018-11-18 19:01:33,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 1693 transitions. [2018-11-18 19:01:33,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 19:01:33,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:33,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:33,083 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:33,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:33,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1357 states and 1693 transitions. [2018-11-18 19:01:33,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1693 transitions. [2018-11-18 19:01:33,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 19:01:33,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:33,307 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:01:33,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:33,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1366 states and 1708 transitions. [2018-11-18 19:01:33,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1708 transitions. [2018-11-18 19:01:33,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 19:01:33,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:33,646 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:01:33,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:33,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1373 states and 1714 transitions. [2018-11-18 19:01:33,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1714 transitions. [2018-11-18 19:01:33,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 19:01:33,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:33,813 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:01:34,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:34,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1385 states and 1729 transitions. [2018-11-18 19:01:34,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 1729 transitions. [2018-11-18 19:01:34,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 19:01:34,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:34,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:34,922 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:01:35,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:35,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1393 states and 1739 transitions. [2018-11-18 19:01:35,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1739 transitions. [2018-11-18 19:01:35,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 19:01:35,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:35,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:35,688 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:01:36,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:36,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1416 states and 1773 transitions. [2018-11-18 19:01:36,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1773 transitions. [2018-11-18 19:01:36,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 19:01:36,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:36,304 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:01:36,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:36,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1417 states and 1774 transitions. [2018-11-18 19:01:36,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1774 transitions. [2018-11-18 19:01:36,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 19:01:36,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:36,641 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:01:36,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:36,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1418 states and 1774 transitions. [2018-11-18 19:01:36,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1774 transitions. [2018-11-18 19:01:36,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 19:01:36,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:36,841 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:01:37,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:37,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1419 states and 1774 transitions. [2018-11-18 19:01:37,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1774 transitions. [2018-11-18 19:01:37,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 19:01:37,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:37,065 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:01:38,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:38,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1435 states and 1796 transitions. [2018-11-18 19:01:38,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 1796 transitions. [2018-11-18 19:01:38,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 19:01:38,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:38,893 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 155 proven. 11 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:01:40,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:40,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1440 states and 1802 transitions. [2018-11-18 19:01:40,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1802 transitions. [2018-11-18 19:01:40,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 19:01:40,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:40,252 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 19:01:40,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:40,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1453 states and 1815 transitions. [2018-11-18 19:01:40,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1815 transitions. [2018-11-18 19:01:40,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 19:01:40,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:40,982 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:01:41,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:41,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1473 states and 1835 transitions. [2018-11-18 19:01:41,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1835 transitions. [2018-11-18 19:01:41,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 19:01:41,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:41,402 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:01:41,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:41,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 1482 states and 1844 transitions. [2018-11-18 19:01:41,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1844 transitions. [2018-11-18 19:01:41,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 19:01:41,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:41,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:41,638 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 19:01:42,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:42,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1505 states and 1868 transitions. [2018-11-18 19:01:42,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 1868 transitions. [2018-11-18 19:01:42,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 19:01:42,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:42,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:42,358 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 19:01:43,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:43,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1513 states and 1875 transitions. [2018-11-18 19:01:43,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1875 transitions. [2018-11-18 19:01:43,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 19:01:43,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:43,200 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 19:01:43,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:43,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1516 states and 1877 transitions. [2018-11-18 19:01:43,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1877 transitions. [2018-11-18 19:01:43,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 19:01:43,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:43,785 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 19:01:44,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:44,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1519 states and 1879 transitions. [2018-11-18 19:01:44,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 1879 transitions. [2018-11-18 19:01:44,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 19:01:44,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:44,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:44,144 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 19:01:44,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:44,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1525 states and 1888 transitions. [2018-11-18 19:01:44,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1888 transitions. [2018-11-18 19:01:44,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 19:01:44,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:44,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:44,707 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 19:01:45,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:45,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1530 states and 1893 transitions. [2018-11-18 19:01:45,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1893 transitions. [2018-11-18 19:01:45,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 19:01:45,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:45,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:46,755 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 152 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:52,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:52,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1622 states and 2001 transitions. [2018-11-18 19:01:52,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 2001 transitions. [2018-11-18 19:01:52,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 19:01:52,138 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:52,212 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 152 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:53,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:53,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1630 states and 2012 transitions. [2018-11-18 19:01:53,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 2012 transitions. [2018-11-18 19:01:53,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 19:01:53,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:53,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:53,254 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:53,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:53,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 1651 states and 2035 transitions. [2018-11-18 19:01:53,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 2035 transitions. [2018-11-18 19:01:53,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 19:01:53,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:53,629 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:54,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:54,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 1663 states and 2048 transitions. [2018-11-18 19:01:54,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 2048 transitions. [2018-11-18 19:01:54,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 19:01:54,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:54,417 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:54,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:54,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1668 states and 2053 transitions. [2018-11-18 19:01:54,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 2053 transitions. [2018-11-18 19:01:54,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 19:01:54,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:55,071 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:55,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:55,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 1679 states and 2065 transitions. [2018-11-18 19:01:55,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 2065 transitions. [2018-11-18 19:01:55,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 19:01:55,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:55,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:55,445 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:55,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:55,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1690 states and 2076 transitions. [2018-11-18 19:01:55,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 2076 transitions. [2018-11-18 19:01:55,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 19:01:55,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:55,864 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:55,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:55,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1691 states and 2076 transitions. [2018-11-18 19:01:55,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2076 transitions. [2018-11-18 19:01:55,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 19:01:55,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:56,036 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:01:56,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:56,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1692 states and 2076 transitions. [2018-11-18 19:01:56,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 2076 transitions. [2018-11-18 19:01:56,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 19:01:56,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:56,131 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 19:01:56,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:56,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1698 states and 2083 transitions. [2018-11-18 19:01:56,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2083 transitions. [2018-11-18 19:01:56,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 19:01:56,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:56,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:56,629 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-18 19:01:56,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:56,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1708 states and 2096 transitions. [2018-11-18 19:01:56,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 2096 transitions. [2018-11-18 19:01:56,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 19:01:56,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:56,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:57,014 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-18 19:01:57,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:57,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1718 states and 2107 transitions. [2018-11-18 19:01:57,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2107 transitions. [2018-11-18 19:01:57,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 19:01:57,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:57,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:57,410 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 19:01:57,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:57,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1720 states and 2110 transitions. [2018-11-18 19:01:57,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2110 transitions. [2018-11-18 19:01:57,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 19:01:57,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:57,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:57,819 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 19:01:58,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:01:58,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1730 states and 2120 transitions. [2018-11-18 19:01:58,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 2120 transitions. [2018-11-18 19:01:58,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 19:01:58,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:01:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:01:59,706 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 19:02:01,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:01,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 1739 states and 2132 transitions. [2018-11-18 19:02:01,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2132 transitions. [2018-11-18 19:02:01,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 19:02:01,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:01,983 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 19:02:02,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:02,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1741 states and 2134 transitions. [2018-11-18 19:02:02,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2134 transitions. [2018-11-18 19:02:02,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 19:02:02,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:02,474 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 19:02:03,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:03,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 1756 states and 2157 transitions. [2018-11-18 19:02:03,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2157 transitions. [2018-11-18 19:02:03,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 19:02:03,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:03,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:03,627 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 19:02:04,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:04,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 1762 states and 2162 transitions. [2018-11-18 19:02:04,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 2162 transitions. [2018-11-18 19:02:04,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 19:02:04,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:04,223 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 19:02:05,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:05,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1764 states and 2165 transitions. [2018-11-18 19:02:05,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2165 transitions. [2018-11-18 19:02:05,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 19:02:05,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:05,059 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 19:02:05,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:05,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1765 states and 2165 transitions. [2018-11-18 19:02:05,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 2165 transitions. [2018-11-18 19:02:05,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 19:02:05,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:05,441 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 19:02:06,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:06,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 1778 states and 2179 transitions. [2018-11-18 19:02:06,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2179 transitions. [2018-11-18 19:02:06,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 19:02:06,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:06,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:06,291 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 19:02:06,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:06,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1779 states and 2180 transitions. [2018-11-18 19:02:06,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2180 transitions. [2018-11-18 19:02:06,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 19:02:06,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:06,782 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 159 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:02:07,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:07,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1786 states and 2192 transitions. [2018-11-18 19:02:07,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2192 transitions. [2018-11-18 19:02:07,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 19:02:07,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:07,799 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 159 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:02:08,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:08,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1788 states and 2193 transitions. [2018-11-18 19:02:08,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2193 transitions. [2018-11-18 19:02:08,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 19:02:08,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:08,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:08,256 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-18 19:02:08,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:08,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1790 states and 2195 transitions. [2018-11-18 19:02:08,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2195 transitions. [2018-11-18 19:02:08,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 19:02:08,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:08,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:08,337 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 19:02:08,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:08,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1790 states and 2194 transitions. [2018-11-18 19:02:08,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2194 transitions. [2018-11-18 19:02:08,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 19:02:08,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:08,586 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 19:02:09,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:09,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 1802 states and 2208 transitions. [2018-11-18 19:02:09,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 2208 transitions. [2018-11-18 19:02:09,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 19:02:09,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:09,403 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 19:02:09,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:09,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1807 states and 2212 transitions. [2018-11-18 19:02:09,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 2212 transitions. [2018-11-18 19:02:09,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 19:02:09,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:09,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:09,633 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 19:02:10,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:10,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1815 states and 2221 transitions. [2018-11-18 19:02:10,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2221 transitions. [2018-11-18 19:02:10,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 19:02:10,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:10,767 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:02:12,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:12,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1866 states and 2272 transitions. [2018-11-18 19:02:12,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 2272 transitions. [2018-11-18 19:02:12,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 19:02:12,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:12,875 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:02:13,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:13,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1870 states and 2275 transitions. [2018-11-18 19:02:13,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 2275 transitions. [2018-11-18 19:02:13,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 19:02:13,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:13,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:13,190 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 139 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 19:02:15,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:15,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 1889 states and 2298 transitions. [2018-11-18 19:02:15,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 2298 transitions. [2018-11-18 19:02:15,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 19:02:15,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:15,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:15,530 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:02:16,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:16,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1891 states and 2300 transitions. [2018-11-18 19:02:16,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2300 transitions. [2018-11-18 19:02:16,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-18 19:02:16,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:16,210 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:02:18,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:18,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1900 states and 2311 transitions. [2018-11-18 19:02:18,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 2311 transitions. [2018-11-18 19:02:18,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-18 19:02:18,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:18,904 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:02:19,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:19,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1902 states and 2312 transitions. [2018-11-18 19:02:19,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2312 transitions. [2018-11-18 19:02:19,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-18 19:02:19,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:19,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:19,621 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:02:22,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:22,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 1953 states and 2369 transitions. [2018-11-18 19:02:22,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 2369 transitions. [2018-11-18 19:02:22,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-18 19:02:22,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:22,901 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:02:23,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:23,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 1960 states and 2374 transitions. [2018-11-18 19:02:23,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2374 transitions. [2018-11-18 19:02:23,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 19:02:23,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:23,513 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:02:24,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 1980 states and 2400 transitions. [2018-11-18 19:02:24,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 2400 transitions. [2018-11-18 19:02:24,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-18 19:02:24,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:24,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:24,403 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 19:02:24,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:24,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1987 states and 2406 transitions. [2018-11-18 19:02:24,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 2406 transitions. [2018-11-18 19:02:24,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 19:02:24,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:24,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:24,672 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 19:02:26,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:26,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 2040 states and 2461 transitions. [2018-11-18 19:02:26,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2461 transitions. [2018-11-18 19:02:26,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 19:02:26,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:26,410 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:02:28,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:28,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 2126 states and 2557 transitions. [2018-11-18 19:02:28,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2557 transitions. [2018-11-18 19:02:28,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 19:02:28,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:28,859 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:02:29,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:29,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2131 states and 2564 transitions. [2018-11-18 19:02:29,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2564 transitions. [2018-11-18 19:02:29,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 19:02:29,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:29,876 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:02:30,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:30,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2135 states and 2568 transitions. [2018-11-18 19:02:30,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2568 transitions. [2018-11-18 19:02:30,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 19:02:30,732 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:30,761 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:02:31,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:31,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2147 states and 2581 transitions. [2018-11-18 19:02:31,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 2581 transitions. [2018-11-18 19:02:31,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 19:02:31,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:31,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:31,227 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 19:02:31,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:31,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 2151 states and 2584 transitions. [2018-11-18 19:02:31,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 2584 transitions. [2018-11-18 19:02:31,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 19:02:31,451 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:31,494 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:02:31,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:31,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2152 states and 2587 transitions. [2018-11-18 19:02:31,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2587 transitions. [2018-11-18 19:02:31,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 19:02:31,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:31,785 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 19:02:31,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:31,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 2155 states and 2590 transitions. [2018-11-18 19:02:31,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 2590 transitions. [2018-11-18 19:02:31,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 19:02:31,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:31,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:33,142 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 19:02:35,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:35,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 2157 states and 2592 transitions. [2018-11-18 19:02:35,063 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2592 transitions. [2018-11-18 19:02:35,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 19:02:35,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:35,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:35,177 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:02:37,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:37,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 2174 states and 2610 transitions. [2018-11-18 19:02:37,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 2610 transitions. [2018-11-18 19:02:37,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 19:02:37,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:37,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:38,014 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:02:38,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:38,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 2177 states and 2612 transitions. [2018-11-18 19:02:38,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2612 transitions. [2018-11-18 19:02:38,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 19:02:38,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:38,470 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:02:38,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:38,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 2198 states and 2633 transitions. [2018-11-18 19:02:38,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 2633 transitions. [2018-11-18 19:02:38,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 19:02:38,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:38,760 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:02:39,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:39,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 2199 states and 2633 transitions. [2018-11-18 19:02:39,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2199 states and 2633 transitions. [2018-11-18 19:02:39,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 19:02:39,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:39,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:39,111 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 19:02:39,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:39,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 2200 states and 2633 transitions. [2018-11-18 19:02:39,374 INFO L276 IsEmpty]: Start isEmpty. Operand 2200 states and 2633 transitions. [2018-11-18 19:02:39,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 19:02:39,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:39,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:39,427 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:02:39,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:39,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 2206 states and 2640 transitions. [2018-11-18 19:02:39,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 2640 transitions. [2018-11-18 19:02:39,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 19:02:39,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:40,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:40,047 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 19:02:40,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:40,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 2209 states and 2642 transitions. [2018-11-18 19:02:40,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2209 states and 2642 transitions. [2018-11-18 19:02:40,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 19:02:40,350 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:40,393 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 19:02:40,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:40,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2214 states and 2646 transitions. [2018-11-18 19:02:40,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 2646 transitions. [2018-11-18 19:02:40,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 19:02:40,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:40,980 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 19:02:41,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:41,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 2217 states and 2648 transitions. [2018-11-18 19:02:41,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 2648 transitions. [2018-11-18 19:02:41,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 19:02:41,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:41,079 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 19:02:41,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:41,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 2219 states and 2649 transitions. [2018-11-18 19:02:41,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 2649 transitions. [2018-11-18 19:02:41,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 19:02:41,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:41,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:41,585 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 19:02:42,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:42,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2222 states and 2652 transitions. [2018-11-18 19:02:42,152 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 2652 transitions. [2018-11-18 19:02:42,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 19:02:42,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:42,203 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 19:02:42,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:42,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2653 states to 2224 states and 2653 transitions. [2018-11-18 19:02:42,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 2653 transitions. [2018-11-18 19:02:42,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 19:02:42,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:42,549 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 140 proven. 7 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 19:02:44,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:44,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 2244 states and 2676 transitions. [2018-11-18 19:02:44,462 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 2676 transitions. [2018-11-18 19:02:44,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 19:02:44,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:44,526 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 140 proven. 7 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 19:02:44,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:44,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 2245 states and 2676 transitions. [2018-11-18 19:02:44,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 2676 transitions. [2018-11-18 19:02:44,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 19:02:44,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:44,771 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-18 19:02:46,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:46,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 2254 states and 2687 transitions. [2018-11-18 19:02:46,413 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2687 transitions. [2018-11-18 19:02:46,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 19:02:46,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:46,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:46,468 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-18 19:02:47,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:47,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 2334 states and 2769 transitions. [2018-11-18 19:02:47,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 2769 transitions. [2018-11-18 19:02:47,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 19:02:47,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:47,625 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:02:51,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:51,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 2390 states and 2828 transitions. [2018-11-18 19:02:51,237 INFO L276 IsEmpty]: Start isEmpty. Operand 2390 states and 2828 transitions. [2018-11-18 19:02:51,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 19:02:51,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:51,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:51,395 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 19:02:54,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:54,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 2459 states and 2896 transitions. [2018-11-18 19:02:54,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2459 states and 2896 transitions. [2018-11-18 19:02:54,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-18 19:02:54,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:54,390 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-11-18 19:02:56,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:56,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 2468 states and 2907 transitions. [2018-11-18 19:02:56,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 2907 transitions. [2018-11-18 19:02:56,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-18 19:02:56,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:56,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:57,183 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-11-18 19:02:57,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:57,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 2470 states and 2908 transitions. [2018-11-18 19:02:57,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 2908 transitions. [2018-11-18 19:02:57,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-18 19:02:57,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:58,025 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:02:58,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:58,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 2487 states and 2927 transitions. [2018-11-18 19:02:58,559 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 2927 transitions. [2018-11-18 19:02:58,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-18 19:02:58,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:58,611 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:02:59,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:59,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 2500 states and 2940 transitions. [2018-11-18 19:02:59,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 2940 transitions. [2018-11-18 19:02:59,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-18 19:02:59,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:59,241 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:02:59,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:02:59,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 2505 states and 2944 transitions. [2018-11-18 19:02:59,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 2944 transitions. [2018-11-18 19:02:59,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-18 19:02:59,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:02:59,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:02:59,953 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:03:00,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:00,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2526 states and 2965 transitions. [2018-11-18 19:03:00,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2526 states and 2965 transitions. [2018-11-18 19:03:00,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-18 19:03:00,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:00,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:00,738 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:03:00,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:00,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2529 states and 2967 transitions. [2018-11-18 19:03:00,790 INFO L276 IsEmpty]: Start isEmpty. Operand 2529 states and 2967 transitions. [2018-11-18 19:03:00,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-18 19:03:00,792 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:00,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:00,844 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:03:01,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:01,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 2531 states and 2968 transitions. [2018-11-18 19:03:01,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 2968 transitions. [2018-11-18 19:03:01,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-18 19:03:01,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:01,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:01,397 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:03:02,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:02,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 2538 states and 2973 transitions. [2018-11-18 19:03:02,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 2973 transitions. [2018-11-18 19:03:02,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-18 19:03:02,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:02,122 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:03:02,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:02,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2540 states and 2974 transitions. [2018-11-18 19:03:02,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 2974 transitions. [2018-11-18 19:03:02,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-18 19:03:02,619 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:02,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:02,678 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-18 19:03:02,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:02,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2541 states and 2974 transitions. [2018-11-18 19:03:02,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 2974 transitions. [2018-11-18 19:03:02,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 19:03:02,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:02,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:02,900 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 19:03:03,091 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2018-11-18 19:03:03,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:03,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2551 states and 2986 transitions. [2018-11-18 19:03:03,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 2986 transitions. [2018-11-18 19:03:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 19:03:03,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:03,881 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 19:03:04,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:04,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 2561 states and 2998 transitions. [2018-11-18 19:03:04,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 2998 transitions. [2018-11-18 19:03:04,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 19:03:04,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:04,537 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 19:03:05,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:05,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3041 states to 2604 states and 3041 transitions. [2018-11-18 19:03:05,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2604 states and 3041 transitions. [2018-11-18 19:03:05,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 19:03:05,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:05,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:05,710 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 19:03:06,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:06,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 2616 states and 3052 transitions. [2018-11-18 19:03:06,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 3052 transitions. [2018-11-18 19:03:06,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 19:03:06,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:06,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:06,351 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 19:03:06,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:06,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 2619 states and 3054 transitions. [2018-11-18 19:03:06,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2619 states and 3054 transitions. [2018-11-18 19:03:06,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 19:03:06,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:06,861 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 19:03:07,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:07,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 2631 states and 3066 transitions. [2018-11-18 19:03:07,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2631 states and 3066 transitions. [2018-11-18 19:03:07,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 19:03:07,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:07,251 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 19:03:07,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:07,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3071 states to 2637 states and 3071 transitions. [2018-11-18 19:03:07,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2637 states and 3071 transitions. [2018-11-18 19:03:07,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 19:03:07,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:07,960 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 19:03:08,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:08,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 2639 states and 3072 transitions. [2018-11-18 19:03:08,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 3072 transitions. [2018-11-18 19:03:08,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 19:03:08,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:08,070 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 19:03:08,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:08,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 2642 states and 3074 transitions. [2018-11-18 19:03:08,514 INFO L276 IsEmpty]: Start isEmpty. Operand 2642 states and 3074 transitions. [2018-11-18 19:03:08,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-18 19:03:08,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:08,785 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 19:03:11,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:11,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 2657 states and 3090 transitions. [2018-11-18 19:03:11,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 3090 transitions. [2018-11-18 19:03:11,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-18 19:03:11,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:11,516 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 19:03:14,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:14,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 2710 states and 3144 transitions. [2018-11-18 19:03:14,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3144 transitions. [2018-11-18 19:03:14,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-18 19:03:14,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:14,389 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 19:03:16,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:16,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3166 states to 2734 states and 3166 transitions. [2018-11-18 19:03:16,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3166 transitions. [2018-11-18 19:03:16,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-18 19:03:16,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:16,058 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 227 proven. 1 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 19:03:16,285 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-11-18 19:03:17,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:17,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 2739 states and 3171 transitions. [2018-11-18 19:03:17,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 3171 transitions. [2018-11-18 19:03:17,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-18 19:03:17,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:17,260 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 227 proven. 1 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 19:03:17,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:17,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 2743 states and 3174 transitions. [2018-11-18 19:03:17,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 3174 transitions. [2018-11-18 19:03:17,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-18 19:03:17,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:17,384 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 19:03:17,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:17,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3175 states to 2745 states and 3175 transitions. [2018-11-18 19:03:17,684 INFO L276 IsEmpty]: Start isEmpty. Operand 2745 states and 3175 transitions. [2018-11-18 19:03:17,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-18 19:03:17,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:17,743 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 19:03:18,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:18,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3189 states to 2761 states and 3189 transitions. [2018-11-18 19:03:18,061 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 3189 transitions. [2018-11-18 19:03:18,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-18 19:03:18,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:18,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:18,131 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 19:03:18,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:18,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 2765 states and 3192 transitions. [2018-11-18 19:03:18,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2765 states and 3192 transitions. [2018-11-18 19:03:18,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 19:03:18,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:19,592 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:03:28,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:28,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3339 states to 2889 states and 3339 transitions. [2018-11-18 19:03:28,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2889 states and 3339 transitions. [2018-11-18 19:03:28,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 19:03:28,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:28,738 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:03:36,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:36,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 2933 states and 3397 transitions. [2018-11-18 19:03:36,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2933 states and 3397 transitions. [2018-11-18 19:03:36,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 19:03:36,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:36,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:36,856 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:03:40,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:40,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3425 states to 2960 states and 3425 transitions. [2018-11-18 19:03:40,239 INFO L276 IsEmpty]: Start isEmpty. Operand 2960 states and 3425 transitions. [2018-11-18 19:03:40,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 19:03:40,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:40,373 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:03:41,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:41,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 2993 states and 3457 transitions. [2018-11-18 19:03:41,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 3457 transitions. [2018-11-18 19:03:41,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 19:03:41,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:41,464 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:03:42,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:42,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 2996 states and 3462 transitions. [2018-11-18 19:03:42,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2996 states and 3462 transitions. [2018-11-18 19:03:42,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 19:03:42,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:42,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:43,099 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:03:44,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:44,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 3001 states and 3466 transitions. [2018-11-18 19:03:44,384 INFO L276 IsEmpty]: Start isEmpty. Operand 3001 states and 3466 transitions. [2018-11-18 19:03:44,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 19:03:44,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:44,510 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:03:45,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:45,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 3003 states and 3467 transitions. [2018-11-18 19:03:45,227 INFO L276 IsEmpty]: Start isEmpty. Operand 3003 states and 3467 transitions. [2018-11-18 19:03:45,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 19:03:45,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:45,352 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:03:45,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:45,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3469 states to 3006 states and 3469 transitions. [2018-11-18 19:03:45,991 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 3469 transitions. [2018-11-18 19:03:45,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 19:03:45,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:46,117 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:03:46,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:46,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3471 states to 3009 states and 3471 transitions. [2018-11-18 19:03:46,785 INFO L276 IsEmpty]: Start isEmpty. Operand 3009 states and 3471 transitions. [2018-11-18 19:03:46,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 19:03:46,787 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:46,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:46,829 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 19:03:47,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:47,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 3015 states and 3478 transitions. [2018-11-18 19:03:47,133 INFO L276 IsEmpty]: Start isEmpty. Operand 3015 states and 3478 transitions. [2018-11-18 19:03:47,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-18 19:03:47,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:47,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:47,179 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 19:03:47,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:47,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 3022 states and 3484 transitions. [2018-11-18 19:03:47,510 INFO L276 IsEmpty]: Start isEmpty. Operand 3022 states and 3484 transitions. [2018-11-18 19:03:47,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 19:03:47,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:47,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:47,558 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 255 proven. 1 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 19:03:48,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:48,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 3023 states and 3486 transitions. [2018-11-18 19:03:48,113 INFO L276 IsEmpty]: Start isEmpty. Operand 3023 states and 3486 transitions. [2018-11-18 19:03:48,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 19:03:48,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:48,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:48,440 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 19:03:52,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:52,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 3084 states and 3546 transitions. [2018-11-18 19:03:52,212 INFO L276 IsEmpty]: Start isEmpty. Operand 3084 states and 3546 transitions. [2018-11-18 19:03:52,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 19:03:52,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:52,284 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 391 proven. 17 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 19:03:57,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:03:57,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 3117 states and 3585 transitions. [2018-11-18 19:03:57,403 INFO L276 IsEmpty]: Start isEmpty. Operand 3117 states and 3585 transitions. [2018-11-18 19:03:57,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 19:03:57,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:03:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:03:57,503 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 391 proven. 17 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 19:04:01,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:01,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 3150 states and 3618 transitions. [2018-11-18 19:04:01,476 INFO L276 IsEmpty]: Start isEmpty. Operand 3150 states and 3618 transitions. [2018-11-18 19:04:01,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 19:04:01,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:01,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:01,586 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 391 proven. 17 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 19:04:04,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:04,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3175 states and 3641 transitions. [2018-11-18 19:04:04,427 INFO L276 IsEmpty]: Start isEmpty. Operand 3175 states and 3641 transitions. [2018-11-18 19:04:04,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 19:04:04,429 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:04,502 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 391 proven. 17 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 19:04:05,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:05,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3650 states to 3187 states and 3650 transitions. [2018-11-18 19:04:05,612 INFO L276 IsEmpty]: Start isEmpty. Operand 3187 states and 3650 transitions. [2018-11-18 19:04:05,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-18 19:04:05,614 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:05,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:05,657 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-18 19:04:06,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:06,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3197 states and 3662 transitions. [2018-11-18 19:04:06,841 INFO L276 IsEmpty]: Start isEmpty. Operand 3197 states and 3662 transitions. [2018-11-18 19:04:06,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-18 19:04:06,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:06,885 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-18 19:04:07,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:07,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3671 states to 3207 states and 3671 transitions. [2018-11-18 19:04:07,199 INFO L276 IsEmpty]: Start isEmpty. Operand 3207 states and 3671 transitions. [2018-11-18 19:04:07,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-18 19:04:07,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:07,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:07,243 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-18 19:04:07,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:07,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 3214 states and 3678 transitions. [2018-11-18 19:04:07,875 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 3678 transitions. [2018-11-18 19:04:07,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 19:04:07,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:08,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:08,159 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 255 proven. 2 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-18 19:04:09,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:09,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 3238 states and 3706 transitions. [2018-11-18 19:04:09,782 INFO L276 IsEmpty]: Start isEmpty. Operand 3238 states and 3706 transitions. [2018-11-18 19:04:09,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 19:04:09,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:09,838 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 255 proven. 2 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-18 19:04:10,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:10,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 3246 states and 3714 transitions. [2018-11-18 19:04:10,446 INFO L276 IsEmpty]: Start isEmpty. Operand 3246 states and 3714 transitions. [2018-11-18 19:04:10,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 19:04:10,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:10,501 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 255 proven. 2 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-18 19:04:11,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:11,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 3254 states and 3722 transitions. [2018-11-18 19:04:11,005 INFO L276 IsEmpty]: Start isEmpty. Operand 3254 states and 3722 transitions. [2018-11-18 19:04:11,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 19:04:11,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:11,060 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 255 proven. 2 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-18 19:04:11,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:11,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3728 states to 3259 states and 3728 transitions. [2018-11-18 19:04:11,422 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 3728 transitions. [2018-11-18 19:04:11,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-18 19:04:11,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:11,707 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 345 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 19:04:16,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:16,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3758 states to 3283 states and 3758 transitions. [2018-11-18 19:04:16,286 INFO L276 IsEmpty]: Start isEmpty. Operand 3283 states and 3758 transitions. [2018-11-18 19:04:16,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-18 19:04:16,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:16,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:16,732 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 345 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 19:04:17,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:17,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3765 states to 3289 states and 3765 transitions. [2018-11-18 19:04:17,950 INFO L276 IsEmpty]: Start isEmpty. Operand 3289 states and 3765 transitions. [2018-11-18 19:04:17,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-18 19:04:17,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:17,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:18,222 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 345 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 19:04:18,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:18,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 3291 states and 3766 transitions. [2018-11-18 19:04:18,727 INFO L276 IsEmpty]: Start isEmpty. Operand 3291 states and 3766 transitions. [2018-11-18 19:04:18,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-18 19:04:18,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:18,997 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 345 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 19:04:20,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:20,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3793 states to 3319 states and 3793 transitions. [2018-11-18 19:04:20,449 INFO L276 IsEmpty]: Start isEmpty. Operand 3319 states and 3793 transitions. [2018-11-18 19:04:20,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-18 19:04:20,451 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:20,719 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 345 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 19:04:21,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:21,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3793 states to 3320 states and 3793 transitions. [2018-11-18 19:04:21,134 INFO L276 IsEmpty]: Start isEmpty. Operand 3320 states and 3793 transitions. [2018-11-18 19:04:21,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-11-18 19:04:21,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:21,212 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 383 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 19:04:22,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:22,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 3342 states and 3816 transitions. [2018-11-18 19:04:22,201 INFO L276 IsEmpty]: Start isEmpty. Operand 3342 states and 3816 transitions. [2018-11-18 19:04:22,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-11-18 19:04:22,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:22,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:22,290 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 383 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 19:04:22,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:22,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3818 states to 3345 states and 3818 transitions. [2018-11-18 19:04:22,593 INFO L276 IsEmpty]: Start isEmpty. Operand 3345 states and 3818 transitions. [2018-11-18 19:04:22,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-11-18 19:04:22,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:22,712 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 383 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 19:04:22,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:23,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 3349 states and 3821 transitions. [2018-11-18 19:04:23,001 INFO L276 IsEmpty]: Start isEmpty. Operand 3349 states and 3821 transitions. [2018-11-18 19:04:23,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-18 19:04:23,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:23,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:23,069 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-11-18 19:04:23,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:23,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 3356 states and 3827 transitions. [2018-11-18 19:04:23,450 INFO L276 IsEmpty]: Start isEmpty. Operand 3356 states and 3827 transitions. [2018-11-18 19:04:23,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-18 19:04:23,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:23,539 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-11-18 19:04:24,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:24,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 3361 states and 3832 transitions. [2018-11-18 19:04:24,599 INFO L276 IsEmpty]: Start isEmpty. Operand 3361 states and 3832 transitions. [2018-11-18 19:04:24,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-18 19:04:24,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:24,703 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-11-18 19:04:25,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:25,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 3362 states and 3832 transitions. [2018-11-18 19:04:25,178 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 3832 transitions. [2018-11-18 19:04:25,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-18 19:04:25,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:26,247 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 372 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 19:04:28,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:28,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 3367 states and 3838 transitions. [2018-11-18 19:04:28,343 INFO L276 IsEmpty]: Start isEmpty. Operand 3367 states and 3838 transitions. [2018-11-18 19:04:28,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-18 19:04:28,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:28,511 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 378 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-18 19:04:30,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:30,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3862 states to 3386 states and 3862 transitions. [2018-11-18 19:04:30,485 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 3862 transitions. [2018-11-18 19:04:30,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-18 19:04:30,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:30,651 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 378 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-18 19:04:32,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:32,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3884 states to 3404 states and 3884 transitions. [2018-11-18 19:04:32,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3404 states and 3884 transitions. [2018-11-18 19:04:32,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-18 19:04:32,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:32,565 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 378 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-18 19:04:33,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:33,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3893 states to 3412 states and 3893 transitions. [2018-11-18 19:04:33,772 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 3893 transitions. [2018-11-18 19:04:33,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-18 19:04:33,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:33,956 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 378 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-18 19:04:34,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:34,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3903 states to 3422 states and 3903 transitions. [2018-11-18 19:04:34,578 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 3903 transitions. [2018-11-18 19:04:34,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-18 19:04:34,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:34,651 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-11-18 19:04:34,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:34,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3903 states to 3423 states and 3903 transitions. [2018-11-18 19:04:34,706 INFO L276 IsEmpty]: Start isEmpty. Operand 3423 states and 3903 transitions. [2018-11-18 19:04:34,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-18 19:04:34,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:34,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:36,612 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 19:04:40,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:40,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3954 states to 3473 states and 3954 transitions. [2018-11-18 19:04:40,836 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 3954 transitions. [2018-11-18 19:04:40,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-18 19:04:40,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:40,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:40,997 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 19:04:41,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:41,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3969 states to 3489 states and 3969 transitions. [2018-11-18 19:04:41,421 INFO L276 IsEmpty]: Start isEmpty. Operand 3489 states and 3969 transitions. [2018-11-18 19:04:41,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-18 19:04:41,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:41,488 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 399 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-18 19:04:42,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:42,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3977 states to 3496 states and 3977 transitions. [2018-11-18 19:04:42,887 INFO L276 IsEmpty]: Start isEmpty. Operand 3496 states and 3977 transitions. [2018-11-18 19:04:42,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-18 19:04:42,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:42,948 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 19:04:43,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:43,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3513 states and 3994 transitions. [2018-11-18 19:04:43,525 INFO L276 IsEmpty]: Start isEmpty. Operand 3513 states and 3994 transitions. [2018-11-18 19:04:43,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 19:04:43,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:43,591 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 321 proven. 1 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-18 19:04:43,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:43,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3997 states to 3517 states and 3997 transitions. [2018-11-18 19:04:43,689 INFO L276 IsEmpty]: Start isEmpty. Operand 3517 states and 3997 transitions. [2018-11-18 19:04:43,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 19:04:43,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:43,756 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 321 proven. 1 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-18 19:04:47,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:47,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4037 states to 3552 states and 4037 transitions. [2018-11-18 19:04:47,510 INFO L276 IsEmpty]: Start isEmpty. Operand 3552 states and 4037 transitions. [2018-11-18 19:04:47,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 19:04:47,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:47,579 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 321 proven. 1 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-18 19:04:47,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:47,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 3556 states and 4040 transitions. [2018-11-18 19:04:47,950 INFO L276 IsEmpty]: Start isEmpty. Operand 3556 states and 4040 transitions. [2018-11-18 19:04:47,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 19:04:47,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:48,018 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 321 proven. 1 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-18 19:04:48,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:48,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4043 states to 3560 states and 4043 transitions. [2018-11-18 19:04:48,386 INFO L276 IsEmpty]: Start isEmpty. Operand 3560 states and 4043 transitions. [2018-11-18 19:04:48,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 19:04:48,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:48,452 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 334 proven. 2 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-11-18 19:04:49,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:49,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4055 states to 3571 states and 4055 transitions. [2018-11-18 19:04:49,502 INFO L276 IsEmpty]: Start isEmpty. Operand 3571 states and 4055 transitions. [2018-11-18 19:04:49,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 19:04:49,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:49,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:49,578 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 334 proven. 2 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-11-18 19:04:51,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:51,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 3599 states and 4086 transitions. [2018-11-18 19:04:51,176 INFO L276 IsEmpty]: Start isEmpty. Operand 3599 states and 4086 transitions. [2018-11-18 19:04:51,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 19:04:51,179 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:51,271 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 334 proven. 2 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-11-18 19:04:51,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:51,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4093 states to 3607 states and 4093 transitions. [2018-11-18 19:04:51,985 INFO L276 IsEmpty]: Start isEmpty. Operand 3607 states and 4093 transitions. [2018-11-18 19:04:51,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 19:04:51,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:52,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:52,053 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 334 proven. 2 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-11-18 19:04:53,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:53,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4107 states to 3621 states and 4107 transitions. [2018-11-18 19:04:53,886 INFO L276 IsEmpty]: Start isEmpty. Operand 3621 states and 4107 transitions. [2018-11-18 19:04:53,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-18 19:04:53,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-11-18 19:04:55,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:04:55,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 3629 states and 4118 transitions. [2018-11-18 19:04:55,224 INFO L276 IsEmpty]: Start isEmpty. Operand 3629 states and 4118 transitions. [2018-11-18 19:04:55,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-18 19:04:55,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:04:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:04:55,354 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 512 proven. 5 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2018-11-18 19:05:03,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:03,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 3676 states and 4175 transitions. [2018-11-18 19:05:03,190 INFO L276 IsEmpty]: Start isEmpty. Operand 3676 states and 4175 transitions. [2018-11-18 19:05:03,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-18 19:05:03,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:03,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:03,308 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 512 proven. 5 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2018-11-18 19:05:06,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:06,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4205 states to 3698 states and 4205 transitions. [2018-11-18 19:05:06,089 INFO L276 IsEmpty]: Start isEmpty. Operand 3698 states and 4205 transitions. [2018-11-18 19:05:06,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-18 19:05:06,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:06,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:06,219 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 512 proven. 5 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2018-11-18 19:05:07,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:07,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4214 states to 3710 states and 4214 transitions. [2018-11-18 19:05:07,656 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 4214 transitions. [2018-11-18 19:05:07,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-18 19:05:07,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:07,813 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 512 proven. 5 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2018-11-18 19:05:07,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:07,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4215 states to 3712 states and 4215 transitions. [2018-11-18 19:05:07,914 INFO L276 IsEmpty]: Start isEmpty. Operand 3712 states and 4215 transitions. [2018-11-18 19:05:07,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-18 19:05:07,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:08,005 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-11-18 19:05:09,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:09,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4216 states to 3714 states and 4216 transitions. [2018-11-18 19:05:09,210 INFO L276 IsEmpty]: Start isEmpty. Operand 3714 states and 4216 transitions. [2018-11-18 19:05:09,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-11-18 19:05:09,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:09,288 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 438 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 19:05:10,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:10,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4230 states to 3725 states and 4230 transitions. [2018-11-18 19:05:10,067 INFO L276 IsEmpty]: Start isEmpty. Operand 3725 states and 4230 transitions. [2018-11-18 19:05:10,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-11-18 19:05:10,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:10,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:10,170 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 438 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 19:05:10,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:10,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4236 states to 3732 states and 4236 transitions. [2018-11-18 19:05:10,566 INFO L276 IsEmpty]: Start isEmpty. Operand 3732 states and 4236 transitions. [2018-11-18 19:05:10,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-11-18 19:05:10,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:10,668 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 438 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 19:05:12,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:12,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4242 states to 3739 states and 4242 transitions. [2018-11-18 19:05:12,210 INFO L276 IsEmpty]: Start isEmpty. Operand 3739 states and 4242 transitions. [2018-11-18 19:05:12,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-11-18 19:05:12,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:12,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:12,279 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 438 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 19:05:12,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:12,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4246 states to 3744 states and 4246 transitions. [2018-11-18 19:05:12,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3744 states and 4246 transitions. [2018-11-18 19:05:12,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-11-18 19:05:12,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:12,776 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 328 proven. 8 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 19:05:14,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:14,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4261 states to 3759 states and 4261 transitions. [2018-11-18 19:05:14,543 INFO L276 IsEmpty]: Start isEmpty. Operand 3759 states and 4261 transitions. [2018-11-18 19:05:14,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-11-18 19:05:14,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:14,635 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 328 proven. 8 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 19:05:14,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:14,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4264 states to 3763 states and 4264 transitions. [2018-11-18 19:05:14,725 INFO L276 IsEmpty]: Start isEmpty. Operand 3763 states and 4264 transitions. [2018-11-18 19:05:14,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-18 19:05:14,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:14,800 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 483 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-18 19:05:15,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:15,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 3768 states and 4269 transitions. [2018-11-18 19:05:15,194 INFO L276 IsEmpty]: Start isEmpty. Operand 3768 states and 4269 transitions. [2018-11-18 19:05:15,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-18 19:05:15,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:17,317 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 333 proven. 273 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 19:05:25,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:25,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4335 states to 3822 states and 4335 transitions. [2018-11-18 19:05:25,915 INFO L276 IsEmpty]: Start isEmpty. Operand 3822 states and 4335 transitions. [2018-11-18 19:05:25,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-18 19:05:25,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:25,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:26,090 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 333 proven. 273 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 19:05:29,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:29,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4359 states to 3843 states and 4359 transitions. [2018-11-18 19:05:29,182 INFO L276 IsEmpty]: Start isEmpty. Operand 3843 states and 4359 transitions. [2018-11-18 19:05:29,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-18 19:05:29,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:29,359 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 333 proven. 273 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 19:05:31,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:31,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4401 states to 3885 states and 4401 transitions. [2018-11-18 19:05:31,718 INFO L276 IsEmpty]: Start isEmpty. Operand 3885 states and 4401 transitions. [2018-11-18 19:05:31,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-11-18 19:05:31,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:31,802 INFO L134 CoverageAnalysis]: Checked inductivity of 557 backedges. 337 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-18 19:05:32,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:32,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4401 states to 3886 states and 4401 transitions. [2018-11-18 19:05:32,150 INFO L276 IsEmpty]: Start isEmpty. Operand 3886 states and 4401 transitions. [2018-11-18 19:05:32,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-18 19:05:32,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:32,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:32,330 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 508 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-18 19:05:35,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:35,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4445 states to 3917 states and 4445 transitions. [2018-11-18 19:05:35,019 INFO L276 IsEmpty]: Start isEmpty. Operand 3917 states and 4445 transitions. [2018-11-18 19:05:35,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-18 19:05:35,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:35,196 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 508 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-18 19:05:35,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:35,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4455 states to 3928 states and 4455 transitions. [2018-11-18 19:05:35,488 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 4455 transitions. [2018-11-18 19:05:35,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-18 19:05:35,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:35,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:35,925 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 508 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-18 19:05:36,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:36,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4461 states to 3936 states and 4461 transitions. [2018-11-18 19:05:36,386 INFO L276 IsEmpty]: Start isEmpty. Operand 3936 states and 4461 transitions. [2018-11-18 19:05:36,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-18 19:05:36,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:36,564 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 508 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-18 19:05:37,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:37,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4462 states to 3937 states and 4462 transitions. [2018-11-18 19:05:37,191 INFO L276 IsEmpty]: Start isEmpty. Operand 3937 states and 4462 transitions. [2018-11-18 19:05:37,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-18 19:05:37,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:37,371 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 508 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-18 19:05:38,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:38,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 3960 states and 4489 transitions. [2018-11-18 19:05:38,691 INFO L276 IsEmpty]: Start isEmpty. Operand 3960 states and 4489 transitions. [2018-11-18 19:05:38,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-18 19:05:38,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:38,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:38,872 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 508 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-18 19:05:39,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:39,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4496 states to 3969 states and 4496 transitions. [2018-11-18 19:05:39,218 INFO L276 IsEmpty]: Start isEmpty. Operand 3969 states and 4496 transitions. [2018-11-18 19:05:39,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-18 19:05:39,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:39,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:39,408 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 508 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-18 19:05:40,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:40,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4502 states to 3974 states and 4502 transitions. [2018-11-18 19:05:40,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3974 states and 4502 transitions. [2018-11-18 19:05:40,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-18 19:05:40,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:40,283 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 508 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-18 19:05:40,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:40,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4506 states to 3978 states and 4506 transitions. [2018-11-18 19:05:40,978 INFO L276 IsEmpty]: Start isEmpty. Operand 3978 states and 4506 transitions. [2018-11-18 19:05:40,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-18 19:05:40,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:41,167 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 508 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-18 19:05:42,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:42,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 3988 states and 4518 transitions. [2018-11-18 19:05:42,127 INFO L276 IsEmpty]: Start isEmpty. Operand 3988 states and 4518 transitions. [2018-11-18 19:05:42,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-18 19:05:42,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:42,308 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 508 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-18 19:05:42,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:42,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4520 states to 3991 states and 4520 transitions. [2018-11-18 19:05:42,937 INFO L276 IsEmpty]: Start isEmpty. Operand 3991 states and 4520 transitions. [2018-11-18 19:05:42,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-11-18 19:05:42,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:43,034 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 517 proven. 5 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 19:05:43,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:43,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4532 states to 4004 states and 4532 transitions. [2018-11-18 19:05:43,136 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 4532 transitions. [2018-11-18 19:05:43,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-18 19:05:43,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:43,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:45,092 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 322 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:05:53,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:53,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4595 states to 4060 states and 4595 transitions. [2018-11-18 19:05:53,159 INFO L276 IsEmpty]: Start isEmpty. Operand 4060 states and 4595 transitions. [2018-11-18 19:05:53,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-18 19:05:53,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:53,587 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 322 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:05:56,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:56,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4604 states to 4069 states and 4604 transitions. [2018-11-18 19:05:56,172 INFO L276 IsEmpty]: Start isEmpty. Operand 4069 states and 4604 transitions. [2018-11-18 19:05:56,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-18 19:05:56,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:56,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:56,469 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 322 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:05:57,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:57,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 4074 states and 4608 transitions. [2018-11-18 19:05:57,511 INFO L276 IsEmpty]: Start isEmpty. Operand 4074 states and 4608 transitions. [2018-11-18 19:05:57,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-11-18 19:05:57,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:57,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:05:57,673 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 470 proven. 10 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-18 19:05:57,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:05:57,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4624 states to 4092 states and 4624 transitions. [2018-11-18 19:05:57,949 INFO L276 IsEmpty]: Start isEmpty. Operand 4092 states and 4624 transitions. [2018-11-18 19:05:57,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-11-18 19:05:57,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:05:57,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:00,241 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 633 proven. 5 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 19:06:01,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:01,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4626 states to 4093 states and 4626 transitions. [2018-11-18 19:06:01,537 INFO L276 IsEmpty]: Start isEmpty. Operand 4093 states and 4626 transitions. [2018-11-18 19:06:01,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-11-18 19:06:01,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:03,723 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 633 proven. 5 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 19:06:05,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:05,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4630 states to 4097 states and 4630 transitions. [2018-11-18 19:06:05,192 INFO L276 IsEmpty]: Start isEmpty. Operand 4097 states and 4630 transitions. [2018-11-18 19:06:05,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2018-11-18 19:06:05,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:05,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:05,289 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 394 proven. 8 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2018-11-18 19:06:05,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:05,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4633 states to 4101 states and 4633 transitions. [2018-11-18 19:06:05,692 INFO L276 IsEmpty]: Start isEmpty. Operand 4101 states and 4633 transitions. [2018-11-18 19:06:05,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-18 19:06:05,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:05,789 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 400 proven. 3 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2018-11-18 19:06:05,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:05,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4634 states to 4103 states and 4634 transitions. [2018-11-18 19:06:05,920 INFO L276 IsEmpty]: Start isEmpty. Operand 4103 states and 4634 transitions. [2018-11-18 19:06:05,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-18 19:06:05,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:06,002 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 400 proven. 3 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2018-11-18 19:06:06,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:06,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4651 states to 4121 states and 4651 transitions. [2018-11-18 19:06:06,150 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 4651 transitions. [2018-11-18 19:06:06,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-18 19:06:06,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:06,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:06,233 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 400 proven. 3 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2018-11-18 19:06:06,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:06,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4665 states to 4135 states and 4665 transitions. [2018-11-18 19:06:06,944 INFO L276 IsEmpty]: Start isEmpty. Operand 4135 states and 4665 transitions. [2018-11-18 19:06:06,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-18 19:06:06,947 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:07,027 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 400 proven. 3 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2018-11-18 19:06:07,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:07,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4669 states to 4138 states and 4669 transitions. [2018-11-18 19:06:07,767 INFO L276 IsEmpty]: Start isEmpty. Operand 4138 states and 4669 transitions. [2018-11-18 19:06:07,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-18 19:06:07,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:07,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:07,850 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 400 proven. 3 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2018-11-18 19:06:09,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:09,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4709 states to 4177 states and 4709 transitions. [2018-11-18 19:06:09,445 INFO L276 IsEmpty]: Start isEmpty. Operand 4177 states and 4709 transitions. [2018-11-18 19:06:09,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-18 19:06:09,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:09,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:09,530 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 400 proven. 3 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2018-11-18 19:06:10,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:10,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4709 states to 4178 states and 4709 transitions. [2018-11-18 19:06:10,564 INFO L276 IsEmpty]: Start isEmpty. Operand 4178 states and 4709 transitions. [2018-11-18 19:06:10,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-18 19:06:10,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:10,651 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 400 proven. 3 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2018-11-18 19:06:11,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:11,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4734 states to 4203 states and 4734 transitions. [2018-11-18 19:06:11,820 INFO L276 IsEmpty]: Start isEmpty. Operand 4203 states and 4734 transitions. [2018-11-18 19:06:11,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 19:06:11,823 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:13,581 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 547 proven. 24 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 19:06:17,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:17,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4756 states to 4219 states and 4756 transitions. [2018-11-18 19:06:17,325 INFO L276 IsEmpty]: Start isEmpty. Operand 4219 states and 4756 transitions. [2018-11-18 19:06:17,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 19:06:17,328 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:17,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:18,318 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 547 proven. 24 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 19:06:28,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:28,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4810 states to 4272 states and 4810 transitions. [2018-11-18 19:06:28,615 INFO L276 IsEmpty]: Start isEmpty. Operand 4272 states and 4810 transitions. [2018-11-18 19:06:28,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 19:06:28,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:29,595 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 547 proven. 24 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 19:06:33,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:33,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4822 states to 4287 states and 4822 transitions. [2018-11-18 19:06:33,057 INFO L276 IsEmpty]: Start isEmpty. Operand 4287 states and 4822 transitions. [2018-11-18 19:06:33,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 19:06:33,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:33,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:34,237 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 547 proven. 24 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 19:06:37,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:37,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4848 states to 4314 states and 4848 transitions. [2018-11-18 19:06:37,396 INFO L276 IsEmpty]: Start isEmpty. Operand 4314 states and 4848 transitions. [2018-11-18 19:06:37,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 19:06:37,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:38,361 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 547 proven. 24 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 19:06:40,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:40,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4860 states to 4323 states and 4860 transitions. [2018-11-18 19:06:40,068 INFO L276 IsEmpty]: Start isEmpty. Operand 4323 states and 4860 transitions. [2018-11-18 19:06:40,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 19:06:40,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:41,024 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 547 proven. 24 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 19:06:43,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:43,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4877 states to 4341 states and 4877 transitions. [2018-11-18 19:06:43,735 INFO L276 IsEmpty]: Start isEmpty. Operand 4341 states and 4877 transitions. [2018-11-18 19:06:43,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 19:06:43,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:44,815 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 547 proven. 24 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 19:06:45,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:45,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4881 states to 4345 states and 4881 transitions. [2018-11-18 19:06:45,521 INFO L276 IsEmpty]: Start isEmpty. Operand 4345 states and 4881 transitions. [2018-11-18 19:06:45,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 19:06:45,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:45,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:46,617 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 547 proven. 24 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 19:06:47,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:47,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4885 states to 4350 states and 4885 transitions. [2018-11-18 19:06:47,367 INFO L276 IsEmpty]: Start isEmpty. Operand 4350 states and 4885 transitions. [2018-11-18 19:06:47,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 19:06:47,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:48,450 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 547 proven. 24 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 19:06:49,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:49,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4885 states to 4351 states and 4885 transitions. [2018-11-18 19:06:49,487 INFO L276 IsEmpty]: Start isEmpty. Operand 4351 states and 4885 transitions. [2018-11-18 19:06:49,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 19:06:49,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:50,547 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 547 proven. 24 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 19:06:51,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:51,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4885 states to 4352 states and 4885 transitions. [2018-11-18 19:06:51,411 INFO L276 IsEmpty]: Start isEmpty. Operand 4352 states and 4885 transitions. [2018-11-18 19:06:51,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2018-11-18 19:06:51,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:51,519 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 304 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2018-11-18 19:06:53,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:53,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4915 states to 4383 states and 4915 transitions. [2018-11-18 19:06:53,405 INFO L276 IsEmpty]: Start isEmpty. Operand 4383 states and 4915 transitions. [2018-11-18 19:06:53,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-18 19:06:53,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:53,762 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 667 proven. 7 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-18 19:06:57,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:06:57,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4965 states to 4426 states and 4965 transitions. [2018-11-18 19:06:57,678 INFO L276 IsEmpty]: Start isEmpty. Operand 4426 states and 4965 transitions. [2018-11-18 19:06:57,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-18 19:06:57,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:06:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:06:57,986 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 667 proven. 7 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-18 19:07:02,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:02,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5004 states to 4457 states and 5004 transitions. [2018-11-18 19:07:02,984 INFO L276 IsEmpty]: Start isEmpty. Operand 4457 states and 5004 transitions. [2018-11-18 19:07:02,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-18 19:07:02,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:03,302 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 667 proven. 7 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-18 19:07:05,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:05,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5041 states to 4491 states and 5041 transitions. [2018-11-18 19:07:05,252 INFO L276 IsEmpty]: Start isEmpty. Operand 4491 states and 5041 transitions. [2018-11-18 19:07:05,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-18 19:07:05,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:05,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:05,571 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 667 proven. 7 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-18 19:07:06,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:06,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5047 states to 4497 states and 5047 transitions. [2018-11-18 19:07:06,548 INFO L276 IsEmpty]: Start isEmpty. Operand 4497 states and 5047 transitions. [2018-11-18 19:07:06,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-18 19:07:06,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:06,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:06,879 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 667 proven. 7 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-18 19:07:07,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:07,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5060 states to 4511 states and 5060 transitions. [2018-11-18 19:07:07,930 INFO L276 IsEmpty]: Start isEmpty. Operand 4511 states and 5060 transitions. [2018-11-18 19:07:07,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-18 19:07:07,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:08,268 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 667 proven. 7 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-18 19:07:08,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:08,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5060 states to 4512 states and 5060 transitions. [2018-11-18 19:07:08,319 INFO L276 IsEmpty]: Start isEmpty. Operand 4512 states and 5060 transitions. [2018-11-18 19:07:08,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-18 19:07:08,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:08,633 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 667 proven. 7 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-18 19:07:10,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:10,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5074 states to 4526 states and 5074 transitions. [2018-11-18 19:07:10,120 INFO L276 IsEmpty]: Start isEmpty. Operand 4526 states and 5074 transitions. [2018-11-18 19:07:10,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-18 19:07:10,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:10,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:10,446 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 667 proven. 7 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-18 19:07:10,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:10,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5091 states to 4544 states and 5091 transitions. [2018-11-18 19:07:10,582 INFO L276 IsEmpty]: Start isEmpty. Operand 4544 states and 5091 transitions. [2018-11-18 19:07:10,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-18 19:07:10,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:11,254 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 667 proven. 7 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-18 19:07:12,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:12,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5095 states to 4547 states and 5095 transitions. [2018-11-18 19:07:12,069 INFO L276 IsEmpty]: Start isEmpty. Operand 4547 states and 5095 transitions. [2018-11-18 19:07:12,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2018-11-18 19:07:12,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:12,235 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 473 proven. 12 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2018-11-18 19:07:12,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:12,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5104 states to 4557 states and 5104 transitions. [2018-11-18 19:07:12,395 INFO L276 IsEmpty]: Start isEmpty. Operand 4557 states and 5104 transitions. [2018-11-18 19:07:12,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2018-11-18 19:07:12,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:12,559 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 473 proven. 12 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2018-11-18 19:07:13,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:13,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4783 states to 4291 states and 4783 transitions. [2018-11-18 19:07:13,135 INFO L276 IsEmpty]: Start isEmpty. Operand 4291 states and 4783 transitions. [2018-11-18 19:07:13,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-11-18 19:07:13,138 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:13,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:14,143 INFO L134 CoverageAnalysis]: Checked inductivity of 958 backedges. 402 proven. 486 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 19:07:21,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:21,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4813 states to 4316 states and 4813 transitions. [2018-11-18 19:07:21,247 INFO L276 IsEmpty]: Start isEmpty. Operand 4316 states and 4813 transitions. [2018-11-18 19:07:21,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-11-18 19:07:21,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:22,714 INFO L134 CoverageAnalysis]: Checked inductivity of 958 backedges. 402 proven. 486 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 19:07:27,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:27,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4822 states to 4324 states and 4822 transitions. [2018-11-18 19:07:27,402 INFO L276 IsEmpty]: Start isEmpty. Operand 4324 states and 4822 transitions. [2018-11-18 19:07:27,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-11-18 19:07:27,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:27,840 INFO L134 CoverageAnalysis]: Checked inductivity of 958 backedges. 402 proven. 486 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 19:07:28,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:28,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4823 states to 4326 states and 4823 transitions. [2018-11-18 19:07:28,661 INFO L276 IsEmpty]: Start isEmpty. Operand 4326 states and 4823 transitions. [2018-11-18 19:07:28,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-11-18 19:07:28,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:29,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 764 proven. 34 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-11-18 19:07:36,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:36,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4855 states to 4352 states and 4855 transitions. [2018-11-18 19:07:36,196 INFO L276 IsEmpty]: Start isEmpty. Operand 4352 states and 4855 transitions. [2018-11-18 19:07:36,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-11-18 19:07:36,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:36,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 764 proven. 34 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-11-18 19:07:38,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:38,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4868 states to 4365 states and 4868 transitions. [2018-11-18 19:07:38,798 INFO L276 IsEmpty]: Start isEmpty. Operand 4365 states and 4868 transitions. [2018-11-18 19:07:38,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-11-18 19:07:38,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:39,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 764 proven. 34 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-11-18 19:07:42,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:42,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4880 states to 4374 states and 4880 transitions. [2018-11-18 19:07:42,312 INFO L276 IsEmpty]: Start isEmpty. Operand 4374 states and 4880 transitions. [2018-11-18 19:07:42,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-11-18 19:07:42,315 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:43,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 764 proven. 34 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-11-18 19:07:44,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:44,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4882 states to 4376 states and 4882 transitions. [2018-11-18 19:07:44,250 INFO L276 IsEmpty]: Start isEmpty. Operand 4376 states and 4882 transitions. [2018-11-18 19:07:44,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-11-18 19:07:44,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:44,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 764 proven. 34 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-11-18 19:07:47,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:47,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4901 states to 4396 states and 4901 transitions. [2018-11-18 19:07:47,156 INFO L276 IsEmpty]: Start isEmpty. Operand 4396 states and 4901 transitions. [2018-11-18 19:07:47,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-11-18 19:07:47,159 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:47,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 764 proven. 34 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-11-18 19:07:49,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:49,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4910 states to 4405 states and 4910 transitions. [2018-11-18 19:07:49,912 INFO L276 IsEmpty]: Start isEmpty. Operand 4405 states and 4910 transitions. [2018-11-18 19:07:49,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-11-18 19:07:49,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:50,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 764 proven. 34 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-11-18 19:07:52,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:52,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4919 states to 4417 states and 4919 transitions. [2018-11-18 19:07:52,121 INFO L276 IsEmpty]: Start isEmpty. Operand 4417 states and 4919 transitions. [2018-11-18 19:07:52,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-11-18 19:07:52,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:52,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 764 proven. 34 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-11-18 19:07:53,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:53,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4920 states to 4419 states and 4920 transitions. [2018-11-18 19:07:53,502 INFO L276 IsEmpty]: Start isEmpty. Operand 4419 states and 4920 transitions. [2018-11-18 19:07:53,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-11-18 19:07:53,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:53,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:54,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 764 proven. 34 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-11-18 19:07:55,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:07:55,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4929 states to 4429 states and 4929 transitions. [2018-11-18 19:07:55,172 INFO L276 IsEmpty]: Start isEmpty. Operand 4429 states and 4929 transitions. [2018-11-18 19:07:55,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2018-11-18 19:07:55,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:07:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:07:56,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1350 backedges. 763 proven. 535 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 19:08:05,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:08:05,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4999 states to 4495 states and 4999 transitions. [2018-11-18 19:08:05,992 INFO L276 IsEmpty]: Start isEmpty. Operand 4495 states and 4999 transitions. [2018-11-18 19:08:05,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2018-11-18 19:08:05,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:08:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:08:06,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 981 proven. 51 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-11-18 19:08:09,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:08:09,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5016 states to 4513 states and 5016 transitions. [2018-11-18 19:08:09,244 INFO L276 IsEmpty]: Start isEmpty. Operand 4513 states and 5016 transitions. [2018-11-18 19:08:09,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2018-11-18 19:08:09,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:08:09,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:08:10,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 981 proven. 51 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-11-18 19:08:11,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:08:11,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4377 states to 3922 states and 4377 transitions. [2018-11-18 19:08:11,390 INFO L276 IsEmpty]: Start isEmpty. Operand 3922 states and 4377 transitions. [2018-11-18 19:08:11,392 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 19:08:11,392 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 344 iterations. [2018-11-18 19:08:11,398 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 19:08:11,656 WARN L180 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 42 [2018-11-18 19:08:11,935 WARN L180 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 50 [2018-11-18 19:08:12,208 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 42 [2018-11-18 19:08:12,508 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 40 [2018-11-18 19:08:12,743 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 40 [2018-11-18 19:08:13,095 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 40 [2018-11-18 19:08:13,378 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2018-11-18 19:08:13,578 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 42 [2018-11-18 19:08:13,776 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 42 [2018-11-18 19:08:14,043 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2018-11-18 19:08:14,198 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 26 [2018-11-18 19:08:14,370 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 34 [2018-11-18 19:08:14,554 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 34 [2018-11-18 19:08:14,739 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 34 [2018-11-18 19:08:14,861 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 34 [2018-11-18 19:08:15,177 WARN L180 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 52 [2018-11-18 19:08:15,547 WARN L180 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 56 [2018-11-18 19:08:15,939 WARN L180 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 50 [2018-11-18 19:08:16,127 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 35 [2018-11-18 19:08:16,357 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 31 [2018-11-18 19:08:16,552 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 42 [2018-11-18 19:08:16,734 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 40 [2018-11-18 19:08:16,921 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 40 [2018-11-18 19:08:17,105 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 34 [2018-11-18 19:08:17,512 WARN L180 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 55 [2018-11-18 19:08:17,715 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 35 [2018-11-18 19:08:18,005 WARN L180 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 50 [2018-11-18 19:08:18,191 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 35 [2018-11-18 19:08:18,414 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 40 [2018-11-18 19:08:18,594 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 37 [2018-11-18 19:08:18,832 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 40 [2018-11-18 19:08:18,999 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 34 [2018-11-18 19:08:19,512 WARN L180 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 52 [2018-11-18 19:08:19,690 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 40 [2018-11-18 19:08:19,795 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 34 [2018-11-18 19:08:20,019 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 40 [2018-11-18 19:08:20,215 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 35 [2018-11-18 19:08:20,400 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 35 [2018-11-18 19:08:20,672 WARN L180 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 52 [2018-11-18 19:08:20,951 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 40 [2018-11-18 19:08:21,122 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 34 [2018-11-18 19:08:21,304 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 31 [2018-11-18 19:08:21,598 WARN L180 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 52 [2018-11-18 19:08:21,784 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 35 [2018-11-18 19:08:21,961 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 40 [2018-11-18 19:08:22,237 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 42 [2018-11-18 19:08:22,423 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2018-11-18 19:08:22,527 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 34 [2018-11-18 19:08:22,759 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 34 [2018-11-18 19:08:22,987 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 38 [2018-11-18 19:08:23,350 WARN L180 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 52 [2018-11-18 19:08:23,635 WARN L180 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 52 [2018-11-18 19:08:23,784 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 34 [2018-11-18 19:08:23,971 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 42 [2018-11-18 19:08:24,145 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 40 [2018-11-18 19:08:24,255 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 34 [2018-11-18 19:08:24,443 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 35 [2018-11-18 19:08:24,830 WARN L180 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 56 [2018-11-18 19:08:25,076 WARN L180 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 42 [2018-11-18 19:08:25,217 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 34 [2018-11-18 19:08:25,328 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 34 [2018-11-18 19:08:25,571 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 31 [2018-11-18 19:08:25,752 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 34 [2018-11-18 19:08:26,042 WARN L180 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 53 [2018-11-18 19:08:26,311 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 52 [2018-11-18 19:08:26,536 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 31 [2018-11-18 19:08:26,730 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 35 [2018-11-18 19:08:27,015 WARN L180 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 52 [2018-11-18 19:08:27,198 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 35 [2018-11-18 19:08:27,346 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 34 [2018-11-18 19:08:27,530 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 40 [2018-11-18 19:08:27,530 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 19:08:27,532 INFO L579 CodeCheckObserver]: Invariant with dag size 31 [2018-11-18 19:08:27,540 INFO L579 CodeCheckObserver]: Invariant with dag size 31 [2018-11-18 19:08:27,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 07:08:27 ImpRootNode [2018-11-18 19:08:27,543 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 19:08:27,543 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 19:08:27,543 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 19:08:27,543 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 19:08:27,544 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:00:35" (3/4) ... [2018-11-18 19:08:27,547 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 19:08:27,587 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-18 19:08:27,587 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 19:08:27,588 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 19:08:27,589 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 19:08:27,691 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5292a250-8123-4895-a632-d37c73a503b9/bin-2019/ukojak/witness.graphml [2018-11-18 19:08:27,691 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 19:08:27,692 INFO L168 Benchmark]: Toolchain (without parser) took 476260.28 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 950.1 MB in the beginning and 710.2 MB in the end (delta: 239.9 MB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2018-11-18 19:08:27,693 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 19:08:27,693 INFO L168 Benchmark]: CACSL2BoogieTranslator took 480.73 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 920.6 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-18 19:08:27,697 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 920.6 MB in the beginning and 1.1 GB in the end (delta: -191.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-18 19:08:27,697 INFO L168 Benchmark]: Boogie Preprocessor took 45.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 19:08:27,697 INFO L168 Benchmark]: RCFGBuilder took 3291.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 862.4 MB in the end (delta: 244.6 MB). Peak memory consumption was 244.6 MB. Max. memory is 11.5 GB. [2018-11-18 19:08:27,697 INFO L168 Benchmark]: CodeCheck took 472155.32 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 862.4 MB in the beginning and 710.2 MB in the end (delta: 152.3 MB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. [2018-11-18 19:08:27,697 INFO L168 Benchmark]: Witness Printer took 147.91 ms. Allocated memory is still 4.8 GB. Free memory was 710.2 MB in the beginning and 710.2 MB in the end (delta: 2.9 kB). Peak memory consumption was 2.9 kB. Max. memory is 11.5 GB. [2018-11-18 19:08:27,699 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 455.9s OverallTime, 344 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 461478416 SDtfs, -2070218850 SDslu, -326319872 SDs, 0 SdLazy, 727545698 SolverSat, 1224910968 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2639.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 512108 GetRequests, 498606 SyntacticMatches, 10904 SemanticMatches, 2598 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5580432 ImplicationChecksByTransitivity, 395.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.4s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 51.6s InterpolantComputationTime, 82182 NumberOfCodeBlocks, 82182 NumberOfCodeBlocksAsserted, 343 NumberOfCheckSat, 81839 ConstructedInterpolants, 0 QuantifiedInterpolants, 93634069 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 343 InterpolantComputations, 231 PerfectInterpolantSequences, 108510/114347 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 592]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((!(a11 == 1) && !(a28 == 11)) && !(a28 == 10)) || (!(a19 == 1) && a11 == 1)) || (a19 == 1 && !(a11 == 1))) || (((a28 == 10 && a17 == 8) && a21 == 1) && a25 == 1)) || ((a11 == 1 && !(a17 == 9)) && !(a28 == 10))) || ((a28 == 10 && a25 == 1) && a11 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((!(a11 == 1) && !(a28 == 11)) && !(a28 == 10)) || ((a11 == 1 && !(a17 == 9)) && !(a28 == 10))) || (!(a19 == 1) && a11 == 1)) || (a19 == 1 && !(a11 == 1))) || (((a28 == 10 && a17 == 8) && a21 == 1) && a25 == 1)) || ((a28 == 10 && a25 == 1) && a11 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 480.73 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 920.6 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 135.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 920.6 MB in the beginning and 1.1 GB in the end (delta: -191.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3291.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 862.4 MB in the end (delta: 244.6 MB). Peak memory consumption was 244.6 MB. Max. memory is 11.5 GB. * CodeCheck took 472155.32 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 862.4 MB in the beginning and 710.2 MB in the end (delta: 152.3 MB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. * Witness Printer took 147.91 ms. Allocated memory is still 4.8 GB. Free memory was 710.2 MB in the beginning and 710.2 MB in the end (delta: 2.9 kB). Peak memory consumption was 2.9 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...