./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label55_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_15b30b72-8fbf-4beb-97b0-2a84342ff6f9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_15b30b72-8fbf-4beb-97b0-2a84342ff6f9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_15b30b72-8fbf-4beb-97b0-2a84342ff6f9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_15b30b72-8fbf-4beb-97b0-2a84342ff6f9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label55_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_15b30b72-8fbf-4beb-97b0-2a84342ff6f9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_15b30b72-8fbf-4beb-97b0-2a84342ff6f9/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 f7581b03dc5e38c896dc44d57a6d1677c5f9e4cd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:06:33,842 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:06:33,843 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:06:33,853 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:06:33,853 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:06:33,854 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:06:33,855 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:06:33,857 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:06:33,858 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:06:33,859 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:06:33,860 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:06:33,860 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:06:33,860 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:06:33,861 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:06:33,863 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:06:33,863 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:06:33,864 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:06:33,865 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:06:33,867 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:06:33,868 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:06:33,869 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:06:33,870 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:06:33,872 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:06:33,872 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:06:33,872 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:06:33,873 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:06:33,874 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:06:33,875 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:06:33,876 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:06:33,876 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:06:33,877 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:06:33,877 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:06:33,877 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:06:33,877 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:06:33,879 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:06:33,880 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:06:33,880 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_15b30b72-8fbf-4beb-97b0-2a84342ff6f9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 15:06:33,891 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:06:33,891 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:06:33,892 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:06:33,892 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:06:33,893 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:06:33,893 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:06:33,893 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:06:33,893 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:06:33,893 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:06:33,893 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:06:33,893 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:06:33,894 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:06:33,895 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:06:33,895 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:06:33,895 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:06:33,895 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:06:33,895 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:06:33,895 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:06:33,896 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:06:33,896 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:06:33,896 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:06:33,896 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:06:33,896 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:06:33,896 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:06:33,896 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:06:33,897 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:06:33,897 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 15:06:33,897 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:06:33,897 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:06:33,897 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_15b30b72-8fbf-4beb-97b0-2a84342ff6f9/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 -> f7581b03dc5e38c896dc44d57a6d1677c5f9e4cd [2018-11-18 15:06:33,930 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:06:33,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:06:33,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:06:33,948 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:06:33,948 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:06:33,949 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_15b30b72-8fbf-4beb-97b0-2a84342ff6f9/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label55_true-unreach-call_false-termination.c [2018-11-18 15:06:34,002 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15b30b72-8fbf-4beb-97b0-2a84342ff6f9/bin-2019/ukojak/data/ced8f9eff/009509e75416488283ffa5c456abc44f/FLAGf3cd2d875 [2018-11-18 15:06:34,421 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:06:34,421 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_15b30b72-8fbf-4beb-97b0-2a84342ff6f9/sv-benchmarks/c/eca-rers2012/Problem02_label55_true-unreach-call_false-termination.c [2018-11-18 15:06:34,431 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15b30b72-8fbf-4beb-97b0-2a84342ff6f9/bin-2019/ukojak/data/ced8f9eff/009509e75416488283ffa5c456abc44f/FLAGf3cd2d875 [2018-11-18 15:06:34,444 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_15b30b72-8fbf-4beb-97b0-2a84342ff6f9/bin-2019/ukojak/data/ced8f9eff/009509e75416488283ffa5c456abc44f [2018-11-18 15:06:34,447 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:06:34,448 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:06:34,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:06:34,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:06:34,453 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:06:34,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:06:34" (1/1) ... [2018-11-18 15:06:34,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4959e04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:06:34, skipping insertion in model container [2018-11-18 15:06:34,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:06:34" (1/1) ... [2018-11-18 15:06:34,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:06:34,514 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:06:34,834 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:06:34,838 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:06:34,910 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:06:34,924 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:06:34,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:06:34 WrapperNode [2018-11-18 15:06:34,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:06:34,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:06:34,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:06:34,925 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:06:34,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:06:34" (1/1) ... [2018-11-18 15:06:35,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:06:34" (1/1) ... [2018-11-18 15:06:35,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:06:35,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:06:35,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:06:35,068 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:06:35,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:06:34" (1/1) ... [2018-11-18 15:06:35,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:06:34" (1/1) ... [2018-11-18 15:06:35,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:06:34" (1/1) ... [2018-11-18 15:06:35,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:06:34" (1/1) ... [2018-11-18 15:06:35,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:06:34" (1/1) ... [2018-11-18 15:06:35,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:06:34" (1/1) ... [2018-11-18 15:06:35,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:06:34" (1/1) ... [2018-11-18 15:06:35,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:06:35,112 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:06:35,112 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:06:35,112 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:06:35,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:06:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15b30b72-8fbf-4beb-97b0-2a84342ff6f9/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 15:06:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 15:06:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:06:35,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:06:37,999 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:06:37,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:06:37 BoogieIcfgContainer [2018-11-18 15:06:37,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:06:38,000 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:06:38,000 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:06:38,007 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:06:38,008 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:06:37" (1/1) ... [2018-11-18 15:06:38,017 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:06:38,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:38,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-18 15:06:38,047 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-18 15:06:38,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 15:06:38,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:38,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:38,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:06:38,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:38,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 165 states and 278 transitions. [2018-11-18 15:06:38,927 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 278 transitions. [2018-11-18 15:06:38,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 15:06:38,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:39,067 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:06:39,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:39,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 245 states and 364 transitions. [2018-11-18 15:06:39,819 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 364 transitions. [2018-11-18 15:06:39,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 15:06:39,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:39,883 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 15:06:40,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:40,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 250 states and 370 transitions. [2018-11-18 15:06:40,104 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 370 transitions. [2018-11-18 15:06:40,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 15:06:40,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:40,215 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:06:40,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:40,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 256 states and 383 transitions. [2018-11-18 15:06:40,493 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 383 transitions. [2018-11-18 15:06:40,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 15:06:40,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:40,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:40,721 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:06:42,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:42,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 335 states and 464 transitions. [2018-11-18 15:06:42,053 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 464 transitions. [2018-11-18 15:06:42,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 15:06:42,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:42,223 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:06:42,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:42,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 346 states and 486 transitions. [2018-11-18 15:06:42,840 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 486 transitions. [2018-11-18 15:06:42,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 15:06:42,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:42,860 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:06:42,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:42,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 350 states and 492 transitions. [2018-11-18 15:06:42,990 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 492 transitions. [2018-11-18 15:06:42,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 15:06:42,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:42,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:43,011 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:06:43,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:43,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 352 states and 495 transitions. [2018-11-18 15:06:43,183 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 495 transitions. [2018-11-18 15:06:43,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 15:06:43,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:43,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:43,205 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:06:43,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:43,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 357 states and 503 transitions. [2018-11-18 15:06:43,443 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 503 transitions. [2018-11-18 15:06:43,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 15:06:43,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:43,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:43,462 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:06:43,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:43,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 361 states and 508 transitions. [2018-11-18 15:06:43,815 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 508 transitions. [2018-11-18 15:06:43,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 15:06:43,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:43,874 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:06:45,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:45,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 371 states and 529 transitions. [2018-11-18 15:06:45,331 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 529 transitions. [2018-11-18 15:06:45,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 15:06:45,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:45,349 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:06:45,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:45,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 374 states and 532 transitions. [2018-11-18 15:06:45,504 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 532 transitions. [2018-11-18 15:06:45,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 15:06:45,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:45,526 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 15:06:45,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:45,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 381 states and 539 transitions. [2018-11-18 15:06:45,948 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 539 transitions. [2018-11-18 15:06:45,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 15:06:45,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:45,969 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 15:06:46,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:46,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 382 states and 542 transitions. [2018-11-18 15:06:46,092 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 542 transitions. [2018-11-18 15:06:46,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 15:06:46,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:46,113 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 15:06:46,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:46,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 386 states and 549 transitions. [2018-11-18 15:06:46,305 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 549 transitions. [2018-11-18 15:06:46,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 15:06:46,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:46,325 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 15:06:46,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:46,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 392 states and 558 transitions. [2018-11-18 15:06:46,700 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 558 transitions. [2018-11-18 15:06:46,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 15:06:46,701 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:46,720 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 15:06:46,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:46,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 394 states and 560 transitions. [2018-11-18 15:06:46,742 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 560 transitions. [2018-11-18 15:06:46,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 15:06:46,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:46,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:46,764 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:06:47,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:47,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 395 states and 564 transitions. [2018-11-18 15:06:47,001 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 564 transitions. [2018-11-18 15:06:47,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 15:06:47,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:47,017 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:06:47,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:47,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 399 states and 569 transitions. [2018-11-18 15:06:47,146 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 569 transitions. [2018-11-18 15:06:47,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 15:06:47,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:47,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:47,164 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:06:47,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:47,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 403 states and 573 transitions. [2018-11-18 15:06:47,301 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 573 transitions. [2018-11-18 15:06:47,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 15:06:47,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:47,316 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:06:47,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:47,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 407 states and 578 transitions. [2018-11-18 15:06:47,489 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 578 transitions. [2018-11-18 15:06:47,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 15:06:47,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:47,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:47,506 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:06:48,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:48,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 421 states and 598 transitions. [2018-11-18 15:06:48,085 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 598 transitions. [2018-11-18 15:06:48,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 15:06:48,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:48,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:48,105 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 15:06:48,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:48,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 428 states and 605 transitions. [2018-11-18 15:06:48,183 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 605 transitions. [2018-11-18 15:06:48,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 15:06:48,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:48,214 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 15:06:50,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:50,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 439 states and 619 transitions. [2018-11-18 15:06:50,746 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 619 transitions. [2018-11-18 15:06:50,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 15:06:50,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:50,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:50,765 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 15:06:50,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:50,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 444 states and 624 transitions. [2018-11-18 15:06:50,886 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 624 transitions. [2018-11-18 15:06:50,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 15:06:50,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:50,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:50,905 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:06:50,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:50,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 445 states and 625 transitions. [2018-11-18 15:06:50,944 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 625 transitions. [2018-11-18 15:06:50,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 15:06:50,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:52,188 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:06:52,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:52,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 469 states and 658 transitions. [2018-11-18 15:06:52,891 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 658 transitions. [2018-11-18 15:06:52,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 15:06:52,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:52,929 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 15:06:53,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:53,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 478 states and 669 transitions. [2018-11-18 15:06:53,354 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 669 transitions. [2018-11-18 15:06:53,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 15:06:53,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:53,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:53,376 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:06:53,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:53,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 490 states and 681 transitions. [2018-11-18 15:06:53,552 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 681 transitions. [2018-11-18 15:06:53,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 15:06:53,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:53,766 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:06:55,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:55,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 519 states and 716 transitions. [2018-11-18 15:06:55,123 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 716 transitions. [2018-11-18 15:06:55,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 15:06:55,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:55,252 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:06:55,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:55,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 526 states and 734 transitions. [2018-11-18 15:06:55,868 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 734 transitions. [2018-11-18 15:06:55,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 15:06:55,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:55,948 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:06:56,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:56,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 530 states and 740 transitions. [2018-11-18 15:06:56,102 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 740 transitions. [2018-11-18 15:06:56,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 15:06:56,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:56,172 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 15:06:57,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:57,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 559 states and 781 transitions. [2018-11-18 15:06:57,334 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 781 transitions. [2018-11-18 15:06:57,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 15:06:57,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:57,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:57,413 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 15:06:57,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:57,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 565 states and 790 transitions. [2018-11-18 15:06:57,681 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 790 transitions. [2018-11-18 15:06:57,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 15:06:57,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:57,723 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 15:06:57,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:57,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 569 states and 794 transitions. [2018-11-18 15:06:57,864 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 794 transitions. [2018-11-18 15:06:57,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 15:06:57,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:57,924 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 15:06:58,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:58,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 573 states and 798 transitions. [2018-11-18 15:06:58,081 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 798 transitions. [2018-11-18 15:06:58,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 15:06:58,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:58,141 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 15:06:58,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:58,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 577 states and 802 transitions. [2018-11-18 15:06:58,317 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 802 transitions. [2018-11-18 15:06:58,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 15:06:58,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:06:58,694 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:07:00,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:00,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 614 states and 849 transitions. [2018-11-18 15:07:00,522 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 849 transitions. [2018-11-18 15:07:00,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 15:07:00,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:00,594 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:07:01,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:01,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 621 states and 859 transitions. [2018-11-18 15:07:01,343 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 859 transitions. [2018-11-18 15:07:01,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 15:07:01,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:01,363 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:07:01,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:01,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 627 states and 866 transitions. [2018-11-18 15:07:01,474 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 866 transitions. [2018-11-18 15:07:01,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 15:07:01,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:01,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:01,495 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 15:07:02,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:02,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 658 states and 901 transitions. [2018-11-18 15:07:02,674 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 901 transitions. [2018-11-18 15:07:02,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 15:07:02,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:02,691 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 15:07:02,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:02,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 659 states and 901 transitions. [2018-11-18 15:07:02,797 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 901 transitions. [2018-11-18 15:07:02,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 15:07:02,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:02,826 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:07:02,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:02,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 664 states and 907 transitions. [2018-11-18 15:07:02,895 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 907 transitions. [2018-11-18 15:07:02,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 15:07:02,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:02,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:02,919 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 15:07:02,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:02,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 669 states and 912 transitions. [2018-11-18 15:07:02,953 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 912 transitions. [2018-11-18 15:07:02,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 15:07:02,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:02,991 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 15:07:03,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:03,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 758 states and 1006 transitions. [2018-11-18 15:07:03,969 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1006 transitions. [2018-11-18 15:07:03,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 15:07:03,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:03,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:04,018 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 15:07:05,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:05,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 778 states and 1030 transitions. [2018-11-18 15:07:05,159 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1030 transitions. [2018-11-18 15:07:05,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 15:07:05,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:05,176 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 15:07:05,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:05,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 783 states and 1034 transitions. [2018-11-18 15:07:05,197 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1034 transitions. [2018-11-18 15:07:05,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 15:07:05,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:05,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:05,215 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 15:07:05,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:05,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 788 states and 1041 transitions. [2018-11-18 15:07:05,689 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1041 transitions. [2018-11-18 15:07:05,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:07:05,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:05,726 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:07:06,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:06,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 849 states and 1109 transitions. [2018-11-18 15:07:06,922 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1109 transitions. [2018-11-18 15:07:06,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 15:07:06,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:06,953 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:07:07,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:07,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 899 states and 1161 transitions. [2018-11-18 15:07:07,594 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1161 transitions. [2018-11-18 15:07:07,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 15:07:07,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:07,648 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:07:08,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:08,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 939 states and 1203 transitions. [2018-11-18 15:07:08,866 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1203 transitions. [2018-11-18 15:07:08,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 15:07:08,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:08,886 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 15:07:09,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:09,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 948 states and 1212 transitions. [2018-11-18 15:07:09,183 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1212 transitions. [2018-11-18 15:07:09,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 15:07:09,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:09,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:09,732 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 108 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:07:12,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:12,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1000 states and 1282 transitions. [2018-11-18 15:07:12,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1282 transitions. [2018-11-18 15:07:12,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 15:07:12,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:12,060 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 108 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:07:12,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:12,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1005 states and 1287 transitions. [2018-11-18 15:07:12,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1287 transitions. [2018-11-18 15:07:12,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:07:12,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:12,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:12,398 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:07:13,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:13,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1051 states and 1345 transitions. [2018-11-18 15:07:13,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1345 transitions. [2018-11-18 15:07:13,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:07:13,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:13,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:13,961 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:07:14,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:14,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1055 states and 1350 transitions. [2018-11-18 15:07:14,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1350 transitions. [2018-11-18 15:07:14,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:07:14,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:14,447 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:07:15,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:15,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1069 states and 1365 transitions. [2018-11-18 15:07:15,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1365 transitions. [2018-11-18 15:07:15,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:07:15,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:15,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:15,520 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:07:15,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:15,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1070 states and 1366 transitions. [2018-11-18 15:07:15,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1366 transitions. [2018-11-18 15:07:15,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:07:15,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:15,797 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:07:16,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:16,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1071 states and 1366 transitions. [2018-11-18 15:07:16,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1366 transitions. [2018-11-18 15:07:16,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:07:16,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:16,055 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:07:16,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:16,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1073 states and 1368 transitions. [2018-11-18 15:07:16,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1368 transitions. [2018-11-18 15:07:16,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:07:16,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:16,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:16,321 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:07:16,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:16,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1075 states and 1369 transitions. [2018-11-18 15:07:16,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1369 transitions. [2018-11-18 15:07:16,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:07:16,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:16,563 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 15:07:18,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:18,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1101 states and 1397 transitions. [2018-11-18 15:07:18,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1397 transitions. [2018-11-18 15:07:18,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 15:07:18,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:18,234 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:07:18,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:18,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 1106 states and 1402 transitions. [2018-11-18 15:07:18,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1402 transitions. [2018-11-18 15:07:18,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 15:07:18,942 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:18,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:18,979 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:07:19,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:19,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1109 states and 1405 transitions. [2018-11-18 15:07:19,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 1405 transitions. [2018-11-18 15:07:19,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 15:07:19,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:19,614 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 15:07:19,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:19,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1110 states and 1409 transitions. [2018-11-18 15:07:19,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1409 transitions. [2018-11-18 15:07:19,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-18 15:07:19,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:19,678 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:07:19,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:19,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1127 states and 1425 transitions. [2018-11-18 15:07:19,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1425 transitions. [2018-11-18 15:07:19,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 15:07:19,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:19,800 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 15:07:21,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:21,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1240 states and 1545 transitions. [2018-11-18 15:07:21,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1545 transitions. [2018-11-18 15:07:21,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 15:07:21,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:21,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:21,980 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 15:07:24,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:24,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1311 states and 1615 transitions. [2018-11-18 15:07:24,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1615 transitions. [2018-11-18 15:07:24,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:07:24,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:24,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:25,301 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 15:07:28,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:28,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1411 states and 1716 transitions. [2018-11-18 15:07:28,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1716 transitions. [2018-11-18 15:07:28,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 15:07:28,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:28,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:28,710 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 70 proven. 9 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 15:07:29,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:29,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 1421 states and 1728 transitions. [2018-11-18 15:07:29,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1728 transitions. [2018-11-18 15:07:29,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-18 15:07:29,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:29,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:29,923 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 15:07:34,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:34,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 1521 states and 1830 transitions. [2018-11-18 15:07:34,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1830 transitions. [2018-11-18 15:07:34,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 15:07:34,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:34,040 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 15:07:34,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:34,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1522 states and 1831 transitions. [2018-11-18 15:07:34,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1831 transitions. [2018-11-18 15:07:34,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 15:07:34,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:34,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:34,170 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-18 15:07:35,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:35,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 1527 states and 1838 transitions. [2018-11-18 15:07:35,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1838 transitions. [2018-11-18 15:07:35,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-18 15:07:35,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:35,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:35,061 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-18 15:07:35,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:35,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 1528 states and 1839 transitions. [2018-11-18 15:07:35,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1839 transitions. [2018-11-18 15:07:35,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 15:07:35,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:35,148 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 15:07:35,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:35,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 1550 states and 1864 transitions. [2018-11-18 15:07:35,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1864 transitions. [2018-11-18 15:07:35,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 15:07:35,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:35,888 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 15:07:35,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:35,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1552 states and 1866 transitions. [2018-11-18 15:07:35,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1866 transitions. [2018-11-18 15:07:35,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-11-18 15:07:35,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:35,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:36,006 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 15:07:36,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:36,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 1563 states and 1878 transitions. [2018-11-18 15:07:36,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1878 transitions. [2018-11-18 15:07:36,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-18 15:07:36,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:36,692 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 15:07:37,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:37,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 1580 states and 1897 transitions. [2018-11-18 15:07:37,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 1897 transitions. [2018-11-18 15:07:37,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 15:07:37,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:37,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:37,248 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 15:07:37,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:37,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1581 states and 1898 transitions. [2018-11-18 15:07:37,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 1898 transitions. [2018-11-18 15:07:37,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 15:07:37,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:37,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:37,650 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 15:07:37,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:37,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1585 states and 1902 transitions. [2018-11-18 15:07:37,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 1902 transitions. [2018-11-18 15:07:37,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 15:07:37,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:37,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:37,882 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 15:07:38,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:38,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1594 states and 1913 transitions. [2018-11-18 15:07:38,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 1913 transitions. [2018-11-18 15:07:38,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 15:07:38,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:39,011 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 15:07:39,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:39,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1601 states and 1920 transitions. [2018-11-18 15:07:39,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 1920 transitions. [2018-11-18 15:07:39,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 15:07:39,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:39,756 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 15:07:42,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:42,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1630 states and 1955 transitions. [2018-11-18 15:07:42,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 1955 transitions. [2018-11-18 15:07:42,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-18 15:07:42,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:42,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:42,393 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 15:07:42,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:42,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1635 states and 1968 transitions. [2018-11-18 15:07:42,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 1968 transitions. [2018-11-18 15:07:42,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-18 15:07:42,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:43,064 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 15:07:43,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:43,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1637 states and 1972 transitions. [2018-11-18 15:07:43,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 1972 transitions. [2018-11-18 15:07:43,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-18 15:07:43,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:43,783 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-18 15:07:45,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:45,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1667 states and 2014 transitions. [2018-11-18 15:07:45,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 2014 transitions. [2018-11-18 15:07:45,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-18 15:07:45,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:45,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:46,052 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-18 15:07:47,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:47,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1673 states and 2024 transitions. [2018-11-18 15:07:47,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 2024 transitions. [2018-11-18 15:07:47,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-18 15:07:47,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:47,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:47,286 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-18 15:07:47,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:47,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 1677 states and 2030 transitions. [2018-11-18 15:07:47,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 2030 transitions. [2018-11-18 15:07:47,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 15:07:47,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:47,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:48,000 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 156 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-18 15:07:50,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:50,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 1704 states and 2063 transitions. [2018-11-18 15:07:50,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2063 transitions. [2018-11-18 15:07:50,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-18 15:07:50,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:50,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:50,626 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-18 15:07:51,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:51,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 1722 states and 2085 transitions. [2018-11-18 15:07:51,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 2085 transitions. [2018-11-18 15:07:51,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 15:07:51,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:52,028 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 15:07:53,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:53,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 1738 states and 2109 transitions. [2018-11-18 15:07:53,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 2109 transitions. [2018-11-18 15:07:53,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 15:07:53,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:53,164 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 15:07:53,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:53,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 1742 states and 2113 transitions. [2018-11-18 15:07:53,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 2113 transitions. [2018-11-18 15:07:53,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 15:07:53,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:53,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:53,551 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 15:07:53,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:53,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1747 states and 2117 transitions. [2018-11-18 15:07:53,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2117 transitions. [2018-11-18 15:07:53,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-18 15:07:53,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:53,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:53,791 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-18 15:07:55,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:55,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1791 states and 2167 transitions. [2018-11-18 15:07:55,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2167 transitions. [2018-11-18 15:07:55,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-18 15:07:55,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:55,648 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-18 15:07:57,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:57,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1815 states and 2194 transitions. [2018-11-18 15:07:57,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2194 transitions. [2018-11-18 15:07:57,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-18 15:07:57,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:57,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:57,882 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-18 15:07:58,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:07:58,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1823 states and 2203 transitions. [2018-11-18 15:07:58,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 2203 transitions. [2018-11-18 15:07:58,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-18 15:07:58,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:07:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:07:58,689 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 15:08:00,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:00,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1868 states and 2248 transitions. [2018-11-18 15:08:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 2248 transitions. [2018-11-18 15:08:00,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-18 15:08:00,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:00,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:00,414 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 15:08:00,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:00,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1869 states and 2250 transitions. [2018-11-18 15:08:00,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 2250 transitions. [2018-11-18 15:08:00,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 15:08:00,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:00,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:00,805 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 173 proven. 4 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 15:08:01,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:01,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1882 states and 2268 transitions. [2018-11-18 15:08:01,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2268 transitions. [2018-11-18 15:08:01,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 15:08:01,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:01,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:01,712 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 173 proven. 4 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 15:08:03,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:03,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1889 states and 2277 transitions. [2018-11-18 15:08:03,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 2277 transitions. [2018-11-18 15:08:03,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 15:08:03,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:03,100 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 15:08:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1918 states and 2312 transitions. [2018-11-18 15:08:05,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2312 transitions. [2018-11-18 15:08:05,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 15:08:05,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:05,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:05,841 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 15:08:06,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:06,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1926 states and 2322 transitions. [2018-11-18 15:08:06,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2322 transitions. [2018-11-18 15:08:06,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 15:08:06,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:06,723 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-18 15:08:07,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:07,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 1938 states and 2337 transitions. [2018-11-18 15:08:07,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2337 transitions. [2018-11-18 15:08:07,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 15:08:07,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:07,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:07,744 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-18 15:08:08,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:08,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 1946 states and 2347 transitions. [2018-11-18 15:08:08,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 2347 transitions. [2018-11-18 15:08:08,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 15:08:08,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:08,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:08,707 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 183 proven. 1 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-18 15:08:09,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:09,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 1966 states and 2369 transitions. [2018-11-18 15:08:09,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 2369 transitions. [2018-11-18 15:08:09,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-18 15:08:09,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:09,827 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-18 15:08:10,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:10,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 1978 states and 2382 transitions. [2018-11-18 15:08:10,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2382 transitions. [2018-11-18 15:08:10,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-18 15:08:10,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:10,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:10,338 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-18 15:08:10,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:10,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2385 states to 1980 states and 2385 transitions. [2018-11-18 15:08:10,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 2385 transitions. [2018-11-18 15:08:10,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-18 15:08:10,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:10,820 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-18 15:08:12,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:12,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 2004 states and 2412 transitions. [2018-11-18 15:08:12,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2412 transitions. [2018-11-18 15:08:12,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-18 15:08:12,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:12,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:12,931 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-18 15:08:13,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:13,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 2012 states and 2421 transitions. [2018-11-18 15:08:13,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 2421 transitions. [2018-11-18 15:08:13,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-18 15:08:13,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:13,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:13,666 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-11-18 15:08:14,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:14,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 2016 states and 2424 transitions. [2018-11-18 15:08:14,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 2424 transitions. [2018-11-18 15:08:14,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-18 15:08:14,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:14,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:14,274 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-18 15:08:14,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:14,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 2022 states and 2432 transitions. [2018-11-18 15:08:14,751 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 2432 transitions. [2018-11-18 15:08:14,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-18 15:08:14,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:14,792 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-18 15:08:15,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:15,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 2027 states and 2438 transitions. [2018-11-18 15:08:15,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 2438 transitions. [2018-11-18 15:08:15,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 15:08:15,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:15,695 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-18 15:08:16,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:16,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 2030 states and 2441 transitions. [2018-11-18 15:08:16,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2441 transitions. [2018-11-18 15:08:16,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 15:08:16,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:16,124 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-18 15:08:16,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:16,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 2038 states and 2450 transitions. [2018-11-18 15:08:16,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2450 transitions. [2018-11-18 15:08:16,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 15:08:16,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:16,798 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-18 15:08:17,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:17,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 2043 states and 2455 transitions. [2018-11-18 15:08:17,494 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 2455 transitions. [2018-11-18 15:08:17,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 15:08:17,495 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:17,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:17,569 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-18 15:08:18,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:18,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 2045 states and 2457 transitions. [2018-11-18 15:08:18,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 2457 transitions. [2018-11-18 15:08:18,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 15:08:18,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:18,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:18,442 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-18 15:08:19,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:19,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 2062 states and 2477 transitions. [2018-11-18 15:08:19,928 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 2477 transitions. [2018-11-18 15:08:19,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 15:08:19,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:19,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:19,966 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-18 15:08:20,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:20,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 2066 states and 2480 transitions. [2018-11-18 15:08:20,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2480 transitions. [2018-11-18 15:08:20,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-18 15:08:20,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:20,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:20,086 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-18 15:08:20,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:20,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 2067 states and 2480 transitions. [2018-11-18 15:08:20,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 2480 transitions. [2018-11-18 15:08:20,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 15:08:20,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:20,193 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 15:08:20,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:20,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2497 states to 2084 states and 2497 transitions. [2018-11-18 15:08:20,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 2497 transitions. [2018-11-18 15:08:20,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 15:08:20,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:20,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:20,698 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-11-18 15:08:20,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:20,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 2087 states and 2500 transitions. [2018-11-18 15:08:20,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 2500 transitions. [2018-11-18 15:08:20,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 15:08:20,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:20,901 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 242 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-18 15:08:22,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:22,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2097 states and 2518 transitions. [2018-11-18 15:08:22,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 2518 transitions. [2018-11-18 15:08:22,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 15:08:22,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:22,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:22,174 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 242 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-18 15:08:22,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:22,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2101 states and 2523 transitions. [2018-11-18 15:08:22,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 2523 transitions. [2018-11-18 15:08:22,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 15:08:22,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:22,597 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 228 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-18 15:08:22,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:22,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 2120 states and 2544 transitions. [2018-11-18 15:08:22,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 2544 transitions. [2018-11-18 15:08:22,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 15:08:22,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:22,908 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 228 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-18 15:08:23,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:23,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2125 states and 2550 transitions. [2018-11-18 15:08:23,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 2550 transitions. [2018-11-18 15:08:23,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-18 15:08:23,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:23,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:23,490 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 15:08:24,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:24,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2136 states and 2562 transitions. [2018-11-18 15:08:24,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2562 transitions. [2018-11-18 15:08:24,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-18 15:08:24,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:24,542 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 15:08:25,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:25,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2138 states and 2563 transitions. [2018-11-18 15:08:25,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2563 transitions. [2018-11-18 15:08:25,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-18 15:08:25,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:25,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:25,340 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 15:08:26,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:26,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2165 states and 2591 transitions. [2018-11-18 15:08:26,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 2591 transitions. [2018-11-18 15:08:26,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-18 15:08:26,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:26,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:26,382 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 15:08:27,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:27,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2606 states to 2177 states and 2606 transitions. [2018-11-18 15:08:27,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2606 transitions. [2018-11-18 15:08:27,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-18 15:08:27,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:27,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:27,830 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 15:08:28,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:28,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2179 states and 2607 transitions. [2018-11-18 15:08:28,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 2607 transitions. [2018-11-18 15:08:28,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-18 15:08:28,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:28,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:28,893 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 15:08:29,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:29,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2180 states and 2607 transitions. [2018-11-18 15:08:29,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 2607 transitions. [2018-11-18 15:08:29,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-18 15:08:29,307 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:29,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:29,696 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 15:08:29,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:29,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2181 states and 2607 transitions. [2018-11-18 15:08:29,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 2607 transitions. [2018-11-18 15:08:29,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-18 15:08:29,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:29,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:29,869 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-18 15:08:30,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:30,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 2183 states and 2610 transitions. [2018-11-18 15:08:30,529 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 2610 transitions. [2018-11-18 15:08:30,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-18 15:08:30,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:30,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:30,601 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-18 15:08:31,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:31,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 2187 states and 2614 transitions. [2018-11-18 15:08:31,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 2614 transitions. [2018-11-18 15:08:31,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 15:08:31,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:31,047 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-18 15:08:32,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:32,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 2206 states and 2634 transitions. [2018-11-18 15:08:32,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 2634 transitions. [2018-11-18 15:08:32,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-18 15:08:32,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:32,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:32,279 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 15:08:33,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:33,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 2216 states and 2647 transitions. [2018-11-18 15:08:33,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 2647 transitions. [2018-11-18 15:08:33,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 15:08:33,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:33,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:33,812 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 15:08:38,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:38,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2290 states and 2737 transitions. [2018-11-18 15:08:38,273 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 2737 transitions. [2018-11-18 15:08:38,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 15:08:38,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:38,468 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 15:08:39,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:39,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2304 states and 2750 transitions. [2018-11-18 15:08:39,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 2750 transitions. [2018-11-18 15:08:39,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 15:08:39,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:39,294 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 15:08:39,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:39,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 2306 states and 2751 transitions. [2018-11-18 15:08:39,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 2751 transitions. [2018-11-18 15:08:39,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 15:08:39,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:39,835 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 15:08:40,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:40,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 2309 states and 2753 transitions. [2018-11-18 15:08:40,271 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 2753 transitions. [2018-11-18 15:08:40,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 15:08:40,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:40,448 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 223 proven. 1 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 15:08:41,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:41,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 2333 states and 2782 transitions. [2018-11-18 15:08:41,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 2782 transitions. [2018-11-18 15:08:41,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 15:08:41,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:41,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:41,860 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 223 proven. 1 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 15:08:42,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:42,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 2337 states and 2786 transitions. [2018-11-18 15:08:42,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2337 states and 2786 transitions. [2018-11-18 15:08:42,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 15:08:42,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:42,499 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 223 proven. 1 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 15:08:42,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:42,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2341 states and 2790 transitions. [2018-11-18 15:08:42,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 2790 transitions. [2018-11-18 15:08:42,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 15:08:42,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:43,359 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 223 proven. 1 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 15:08:43,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:43,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 2345 states and 2794 transitions. [2018-11-18 15:08:43,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 2794 transitions. [2018-11-18 15:08:43,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-18 15:08:43,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:43,882 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 228 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-11-18 15:08:44,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:44,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2797 states to 2349 states and 2797 transitions. [2018-11-18 15:08:44,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 2797 transitions. [2018-11-18 15:08:44,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-18 15:08:44,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:44,438 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 272 proven. 5 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-18 15:08:46,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:46,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 2382 states and 2835 transitions. [2018-11-18 15:08:46,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 2835 transitions. [2018-11-18 15:08:46,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-18 15:08:46,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:46,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:46,315 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 272 proven. 5 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-18 15:08:47,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:47,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 2390 states and 2844 transitions. [2018-11-18 15:08:47,336 INFO L276 IsEmpty]: Start isEmpty. Operand 2390 states and 2844 transitions. [2018-11-18 15:08:47,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-18 15:08:47,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:47,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:47,425 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 105 proven. 18 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2018-11-18 15:08:48,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:48,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2399 states and 2853 transitions. [2018-11-18 15:08:48,278 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 2853 transitions. [2018-11-18 15:08:48,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 15:08:48,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:48,344 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 15:08:49,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:49,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 2419 states and 2881 transitions. [2018-11-18 15:08:49,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 2881 transitions. [2018-11-18 15:08:49,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 15:08:49,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:49,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:49,896 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 15:08:50,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:50,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 2439 states and 2905 transitions. [2018-11-18 15:08:50,388 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 2905 transitions. [2018-11-18 15:08:50,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-18 15:08:50,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:50,434 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 309 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 15:08:50,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:50,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 2440 states and 2907 transitions. [2018-11-18 15:08:50,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 2907 transitions. [2018-11-18 15:08:50,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-18 15:08:50,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:50,914 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 309 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 15:08:51,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:51,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 2444 states and 2912 transitions. [2018-11-18 15:08:51,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 2912 transitions. [2018-11-18 15:08:51,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-18 15:08:51,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:51,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:51,429 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-18 15:08:51,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:51,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 2447 states and 2914 transitions. [2018-11-18 15:08:51,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 2914 transitions. [2018-11-18 15:08:51,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 15:08:51,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:51,817 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 315 proven. 5 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 15:08:55,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:55,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2514 states and 2986 transitions. [2018-11-18 15:08:55,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 2986 transitions. [2018-11-18 15:08:55,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 15:08:55,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:55,186 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 315 proven. 5 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 15:08:56,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:56,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 2533 states and 3005 transitions. [2018-11-18 15:08:56,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2533 states and 3005 transitions. [2018-11-18 15:08:56,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 15:08:56,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:56,686 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 315 proven. 5 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 15:08:57,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:57,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 2536 states and 3007 transitions. [2018-11-18 15:08:57,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2536 states and 3007 transitions. [2018-11-18 15:08:57,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 15:08:57,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:57,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:57,262 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 315 proven. 5 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 15:08:57,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:57,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 2537 states and 3008 transitions. [2018-11-18 15:08:57,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2537 states and 3008 transitions. [2018-11-18 15:08:57,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 15:08:57,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:57,637 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 315 proven. 5 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 15:08:58,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:08:58,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 2541 states and 3012 transitions. [2018-11-18 15:08:58,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 3012 transitions. [2018-11-18 15:08:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 15:08:58,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:08:58,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:58,187 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-18 15:09:00,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:00,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 2595 states and 3069 transitions. [2018-11-18 15:09:00,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 3069 transitions. [2018-11-18 15:09:00,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 15:09:00,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:00,906 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-18 15:09:00,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:00,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3087 states to 2613 states and 3087 transitions. [2018-11-18 15:09:00,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 3087 transitions. [2018-11-18 15:09:00,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 15:09:00,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:01,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:01,034 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-18 15:09:01,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:01,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3087 states to 2614 states and 3087 transitions. [2018-11-18 15:09:01,468 INFO L276 IsEmpty]: Start isEmpty. Operand 2614 states and 3087 transitions. [2018-11-18 15:09:01,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-18 15:09:01,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:01,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:01,711 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 288 proven. 5 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-11-18 15:09:04,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:04,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 2639 states and 3123 transitions. [2018-11-18 15:09:04,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 3123 transitions. [2018-11-18 15:09:04,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-18 15:09:04,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:04,473 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 288 proven. 5 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-11-18 15:09:04,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:04,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3128 states to 2643 states and 3128 transitions. [2018-11-18 15:09:04,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 3128 transitions. [2018-11-18 15:09:04,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-18 15:09:04,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:05,120 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 288 proven. 5 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-11-18 15:09:05,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:05,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3135 states to 2648 states and 3135 transitions. [2018-11-18 15:09:05,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2648 states and 3135 transitions. [2018-11-18 15:09:05,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-18 15:09:05,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:05,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:05,821 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 288 proven. 5 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-11-18 15:09:06,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:06,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3139 states to 2652 states and 3139 transitions. [2018-11-18 15:09:06,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3139 transitions. [2018-11-18 15:09:06,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-18 15:09:06,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:06,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:06,479 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 288 proven. 5 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-11-18 15:09:06,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:06,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 2656 states and 3143 transitions. [2018-11-18 15:09:06,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 3143 transitions. [2018-11-18 15:09:06,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-18 15:09:06,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:06,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:06,988 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 15:09:08,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:08,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3158 states to 2669 states and 3158 transitions. [2018-11-18 15:09:08,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 3158 transitions. [2018-11-18 15:09:08,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-18 15:09:08,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:08,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:08,074 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 333 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 15:09:09,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:09,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3169 states to 2676 states and 3169 transitions. [2018-11-18 15:09:09,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2676 states and 3169 transitions. [2018-11-18 15:09:09,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-18 15:09:09,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:09,087 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 333 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 15:09:09,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:09,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 2680 states and 3173 transitions. [2018-11-18 15:09:09,456 INFO L276 IsEmpty]: Start isEmpty. Operand 2680 states and 3173 transitions. [2018-11-18 15:09:09,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-18 15:09:09,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:09,527 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 281 proven. 7 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-18 15:09:10,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:10,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 2690 states and 3184 transitions. [2018-11-18 15:09:10,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2690 states and 3184 transitions. [2018-11-18 15:09:10,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-18 15:09:10,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:10,687 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 281 proven. 7 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-18 15:09:11,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:11,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 2700 states and 3194 transitions. [2018-11-18 15:09:11,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 3194 transitions. [2018-11-18 15:09:11,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-18 15:09:11,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:11,845 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 15:09:13,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:13,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3223 states to 2722 states and 3223 transitions. [2018-11-18 15:09:13,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3223 transitions. [2018-11-18 15:09:13,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-18 15:09:13,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:13,595 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 15:09:13,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:13,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 2726 states and 3227 transitions. [2018-11-18 15:09:13,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3227 transitions. [2018-11-18 15:09:13,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-18 15:09:13,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:14,234 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 15:09:15,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:15,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 2734 states and 3235 transitions. [2018-11-18 15:09:15,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3235 transitions. [2018-11-18 15:09:15,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 15:09:15,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:15,306 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-18 15:09:15,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:15,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 2743 states and 3244 transitions. [2018-11-18 15:09:15,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 3244 transitions. [2018-11-18 15:09:15,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 15:09:15,792 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:15,837 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-18 15:09:16,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:16,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 2754 states and 3253 transitions. [2018-11-18 15:09:16,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2754 states and 3253 transitions. [2018-11-18 15:09:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 15:09:16,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:16,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:16,142 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-18 15:09:16,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:16,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 2758 states and 3256 transitions. [2018-11-18 15:09:16,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2758 states and 3256 transitions. [2018-11-18 15:09:16,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-18 15:09:16,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:16,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:16,495 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-18 15:09:17,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:17,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 2777 states and 3274 transitions. [2018-11-18 15:09:17,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 3274 transitions. [2018-11-18 15:09:17,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-18 15:09:17,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:17,257 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2018-11-18 15:09:20,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:20,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 2835 states and 3333 transitions. [2018-11-18 15:09:20,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2835 states and 3333 transitions. [2018-11-18 15:09:20,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-18 15:09:20,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:20,642 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2018-11-18 15:09:20,849 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2018-11-18 15:09:21,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:21,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 2835 states and 3332 transitions. [2018-11-18 15:09:21,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2835 states and 3332 transitions. [2018-11-18 15:09:21,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-18 15:09:21,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:21,380 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2018-11-18 15:09:21,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:21,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 2802 states and 3298 transitions. [2018-11-18 15:09:21,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2802 states and 3298 transitions. [2018-11-18 15:09:21,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-18 15:09:21,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:09:21,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:09:21,947 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 15:09:22,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:09:22,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 2720 states and 3214 transitions. [2018-11-18 15:09:22,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 3214 transitions. [2018-11-18 15:09:22,161 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:09:22,161 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 183 iterations. [2018-11-18 15:09:22,168 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 15:09:22,304 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 39 [2018-11-18 15:09:22,427 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 39 [2018-11-18 15:09:22,561 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 39 [2018-11-18 15:09:22,823 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 39 [2018-11-18 15:09:22,978 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 37 [2018-11-18 15:09:23,185 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 39 [2018-11-18 15:09:23,824 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 39 [2018-11-18 15:09:23,953 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 39 [2018-11-18 15:09:24,097 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 39 [2018-11-18 15:09:24,323 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 14 [2018-11-18 15:09:24,424 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 39 [2018-11-18 15:09:24,538 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 38 [2018-11-18 15:09:24,979 WARN L180 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 46 [2018-11-18 15:09:25,165 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 39 [2018-11-18 15:09:25,354 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 39 [2018-11-18 15:09:25,546 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 39 [2018-11-18 15:09:25,744 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 39 [2018-11-18 15:09:25,995 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 39 [2018-11-18 15:09:26,273 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 45 [2018-11-18 15:09:26,410 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 39 [2018-11-18 15:09:26,681 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 39 [2018-11-18 15:09:26,856 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 38 [2018-11-18 15:09:27,111 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 39 [2018-11-18 15:09:27,487 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 39 [2018-11-18 15:09:27,619 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 39 [2018-11-18 15:09:27,765 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 39 [2018-11-18 15:09:27,879 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 38 [2018-11-18 15:09:28,128 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 39 [2018-11-18 15:09:28,253 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 40 [2018-11-18 15:09:28,511 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 14 [2018-11-18 15:09:28,697 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 39 [2018-11-18 15:09:28,828 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 39 [2018-11-18 15:09:28,997 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 14 [2018-11-18 15:09:29,210 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 46 [2018-11-18 15:09:29,422 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 38 [2018-11-18 15:09:29,422 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 15:09:29,424 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 15:09:29,428 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 15:09:29,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 03:09:29 ImpRootNode [2018-11-18 15:09:29,429 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 15:09:29,429 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:09:29,429 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:09:29,430 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:09:29,430 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:06:37" (3/4) ... [2018-11-18 15:09:29,433 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:09:29,447 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-18 15:09:29,448 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 15:09:29,449 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 15:09:29,451 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 15:09:29,539 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_15b30b72-8fbf-4beb-97b0-2a84342ff6f9/bin-2019/ukojak/witness.graphml [2018-11-18 15:09:29,539 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:09:29,541 INFO L168 Benchmark]: Toolchain (without parser) took 175092.45 ms. Allocated memory was 1.0 GB in the beginning and 4.3 GB in the end (delta: 3.3 GB). Free memory was 958.5 MB in the beginning and 2.8 GB in the end (delta: -1.8 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-11-18 15:09:29,541 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:09:29,541 INFO L168 Benchmark]: CACSL2BoogieTranslator took 475.35 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 923.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:09:29,542 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 923.6 MB in the beginning and 1.1 GB in the end (delta: -213.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:09:29,542 INFO L168 Benchmark]: Boogie Preprocessor took 44.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:09:29,542 INFO L168 Benchmark]: RCFGBuilder took 2887.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 889.3 MB in the end (delta: 243.7 MB). Peak memory consumption was 243.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:09:29,542 INFO L168 Benchmark]: CodeCheck took 171429.20 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.1 GB). Free memory was 889.3 MB in the beginning and 2.8 GB in the end (delta: -1.9 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2018-11-18 15:09:29,543 INFO L168 Benchmark]: Witness Printer took 109.95 ms. Allocated memory is still 4.3 GB. Free memory was 2.8 GB in the beginning and 2.8 GB in the end (delta: 32.8 kB). Peak memory consumption was 32.8 kB. Max. memory is 11.5 GB. [2018-11-18 15:09:29,544 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, 164.1s OverallTime, 183 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1686020096 SDtfs, 173666480 SDslu, 1543385088 SDs, 0 SdLazy, -1339165572 SolverSat, 1071618892 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1101.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 243758 GetRequests, 240481 SyntacticMatches, 1739 SemanticMatches, 1538 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1706351 ImplicationChecksByTransitivity, 140.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 15.6s InterpolantComputationTime, 38859 NumberOfCodeBlocks, 38859 NumberOfCodeBlocksAsserted, 182 NumberOfCheckSat, 38677 ConstructedInterpolants, 0 QuantifiedInterpolants, 19451892 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 182 InterpolantComputations, 151 PerfectInterpolantSequences, 42678/42835 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: 487]: 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) || !(a25 == 1)) || a19 == 1) || !(a28 == 10) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a19 == 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 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 475.35 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 923.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 142.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 923.6 MB in the beginning and 1.1 GB in the end (delta: -213.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2887.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 889.3 MB in the end (delta: 243.7 MB). Peak memory consumption was 243.7 MB. Max. memory is 11.5 GB. * CodeCheck took 171429.20 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.1 GB). Free memory was 889.3 MB in the beginning and 2.8 GB in the end (delta: -1.9 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. * Witness Printer took 109.95 ms. Allocated memory is still 4.3 GB. Free memory was 2.8 GB in the beginning and 2.8 GB in the end (delta: 32.8 kB). Peak memory consumption was 32.8 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...