./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-acceleration/phases_true-unreach-call2_false-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/phases_true-unreach-call2_false-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/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 4a156731963582ce9a466285688eba3a68b58029 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Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/phases_true-unreach-call2_false-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/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 4a156731963582ce9a466285688eba3a68b58029 ................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 19:09:30,690 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:09:30,691 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:09:30,697 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:09:30,697 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:09:30,697 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:09:30,698 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:09:30,699 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:09:30,700 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:09:30,700 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:09:30,700 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:09:30,701 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:09:30,701 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:09:30,701 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:09:30,702 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:09:30,702 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:09:30,703 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:09:30,703 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:09:30,704 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:09:30,705 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:09:30,706 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:09:30,706 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:09:30,707 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:09:30,707 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:09:30,707 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:09:30,708 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:09:30,708 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:09:30,709 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:09:30,709 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:09:30,710 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:09:30,710 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:09:30,710 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:09:30,710 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:09:30,710 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:09:30,711 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:09:30,711 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:09:30,711 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 19:09:30,718 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:09:30,718 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:09:30,719 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:09:30,719 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 19:09:30,719 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 19:09:30,719 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 19:09:30,719 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:09:30,720 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:09:30,720 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 19:09:30,720 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:09:30,720 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:09:30,720 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:09:30,720 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:09:30,720 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:09:30,720 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:09:30,720 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:09:30,720 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 19:09:30,720 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:09:30,720 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 19:09:30,720 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 19:09:30,721 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:09:30,721 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:09:30,721 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 19:09:30,721 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:09:30,721 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:09:30,721 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:09:30,721 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 19:09:30,721 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:09:30,721 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 19:09:30,721 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_f68a5c0b-b12b-4944-b8a9-24c577dd468e/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 -> 4a156731963582ce9a466285688eba3a68b58029 [2018-12-09 19:09:30,739 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:09:30,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:09:30,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:09:30,751 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:09:30,751 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:09:30,752 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/../../sv-benchmarks/c/loop-acceleration/phases_true-unreach-call2_false-termination.i [2018-12-09 19:09:30,796 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/data/86e6a76e3/9290f42ab6de4447acb1dc8a9e5be7ae/FLAGdbde8b58a [2018-12-09 19:09:31,110 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:09:31,110 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/sv-benchmarks/c/loop-acceleration/phases_true-unreach-call2_false-termination.i [2018-12-09 19:09:31,114 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/data/86e6a76e3/9290f42ab6de4447acb1dc8a9e5be7ae/FLAGdbde8b58a [2018-12-09 19:09:31,558 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/data/86e6a76e3/9290f42ab6de4447acb1dc8a9e5be7ae [2018-12-09 19:09:31,560 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:09:31,561 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:09:31,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:09:31,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:09:31,564 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:09:31,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:09:31" (1/1) ... [2018-12-09 19:09:31,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d57af1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:09:31, skipping insertion in model container [2018-12-09 19:09:31,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:09:31" (1/1) ... [2018-12-09 19:09:31,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:09:31,579 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:09:31,663 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:09:31,665 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:09:31,673 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:09:31,681 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:09:31,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:09:31 WrapperNode [2018-12-09 19:09:31,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:09:31,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:09:31,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:09:31,682 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:09:31,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:09:31" (1/1) ... [2018-12-09 19:09:31,689 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:09:31" (1/1) ... [2018-12-09 19:09:31,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:09:31,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:09:31,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:09:31,699 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:09:31,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:09:31" (1/1) ... [2018-12-09 19:09:31,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:09:31" (1/1) ... [2018-12-09 19:09:31,705 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:09:31" (1/1) ... [2018-12-09 19:09:31,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:09:31" (1/1) ... [2018-12-09 19:09:31,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:09:31" (1/1) ... [2018-12-09 19:09:31,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:09:31" (1/1) ... [2018-12-09 19:09:31,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:09:31" (1/1) ... [2018-12-09 19:09:31,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:09:31,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:09:31,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:09:31,710 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:09:31,710 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:09:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 19:09:31,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:09:31,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:09:31,901 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:09:31,902 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 19:09:31,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:09:31 BoogieIcfgContainer [2018-12-09 19:09:31,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:09:31,902 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 19:09:31,902 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 19:09:31,908 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 19:09:31,909 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:09:31" (1/1) ... [2018-12-09 19:09:31,915 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:09:31,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2018-12-09 19:09:31,935 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2018-12-09 19:09:31,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-09 19:09:31,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:31,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:32,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:39,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:39,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 10 states and 15 transitions. [2018-12-09 19:09:39,589 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 15 transitions. [2018-12-09 19:09:39,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:39,591 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:39,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:39,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:39,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:49,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:49,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:49,768 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:49,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:49,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:49,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:49,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:49,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:49,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:49,781 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:49,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:49,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:49,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:49,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:49,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:49,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:49,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:49,798 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:49,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:49,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:49,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:49,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:49,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:49,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:49,811 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:49,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:49,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:49,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:49,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:49,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:49,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:49,826 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:49,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:49,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:49,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:49,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:49,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:49,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:49,841 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:49,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:49,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:49,850 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:49,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:49,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:49,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:49,857 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:49,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:49,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:49,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:49,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:49,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:49,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:49,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:49,901 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:49,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:49,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:49,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:49,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:49,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:49,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:49,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:49,914 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:49,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:49,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:49,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:49,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:49,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:49,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:49,933 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:49,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:49,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:49,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:49,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:49,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:49,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:49,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:49,949 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:49,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:49,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:49,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:49,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:49,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:49,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:49,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:49,962 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:49,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:49,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:49,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:49,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:49,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:49,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:49,976 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:49,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:49,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:49,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:49,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:49,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:49,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:49,995 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:49,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:49,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,014 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,014 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,029 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,046 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,058 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,071 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,084 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,096 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,111 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,125 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,168 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,168 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,181 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,197 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,209 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,222 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,222 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,237 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,253 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,269 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,285 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,304 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,318 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,331 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,345 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,345 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,359 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,373 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,387 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,388 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,401 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,416 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,437 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,438 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,457 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,469 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,482 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,500 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,512 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,519 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,525 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,537 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,550 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,550 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,563 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,577 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,610 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,626 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,638 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,649 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,661 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,673 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,685 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,703 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,715 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,727 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,739 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,752 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,752 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,765 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,777 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,777 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,817 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,839 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,839 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,850 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,861 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,861 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,872 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,882 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,895 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,908 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,921 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,921 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,959 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,973 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,987 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:50,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:50,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:50,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:50,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:50,999 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:50,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:50,999 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,010 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,021 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,033 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,068 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,078 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,088 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,099 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,109 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,118 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,129 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,140 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,140 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,153 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,165 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,178 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,190 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,202 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,214 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,225 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,238 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,251 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,265 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,280 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,293 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,307 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,322 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,337 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,350 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,360 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,372 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,384 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,396 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,409 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,420 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,435 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,447 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,461 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,473 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,484 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,495 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,508 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,519 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,531 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,531 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,542 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,555 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,561 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,570 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,585 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,597 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,609 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,621 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,634 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,647 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,658 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,659 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,671 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,682 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,694 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,705 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,718 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,733 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,747 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,760 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,773 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,786 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,806 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,821 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,834 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,847 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,864 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,882 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,928 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,962 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,977 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:51,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:51,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:51,989 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:51,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:51,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:51,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:51,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,003 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,012 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,019 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,030 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,044 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,056 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,067 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,079 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,079 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,090 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,104 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,117 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,117 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,128 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,128 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,140 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,140 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,154 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,168 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,168 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,182 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,198 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,198 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,211 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,211 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,224 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,239 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,251 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,267 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,284 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,301 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,317 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,334 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,350 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,362 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,375 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,387 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,399 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,415 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,430 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,443 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,443 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,461 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,474 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,488 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,501 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,512 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,525 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,542 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,560 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,560 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,574 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,588 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,600 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,616 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,616 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,632 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,650 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,668 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,680 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,693 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,705 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,719 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,732 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,745 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,757 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,774 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,774 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,786 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,799 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,812 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,825 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,841 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,857 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,873 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,921 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,937 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,953 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,972 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:52,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:52,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:52,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:52,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:52,990 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:52,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:52,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:52,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,009 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,024 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,044 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,057 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,069 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,069 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,080 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,092 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,106 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,119 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,119 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,131 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,145 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,145 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,158 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,159 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,174 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,191 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,204 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,251 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,268 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,281 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,293 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,306 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,323 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,338 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,351 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,368 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,387 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,403 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,415 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,428 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,442 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,456 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,456 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,469 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,485 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,486 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,502 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,518 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,534 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,549 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,563 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,583 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,598 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,614 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,614 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,627 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,642 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,660 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,696 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,709 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,726 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,740 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,758 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,771 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,786 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,799 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,819 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,834 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,850 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,869 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,888 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,902 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,902 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,916 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,933 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,947 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,962 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,977 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:53,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:53,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:53,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:53,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:53,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:53,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:53,998 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,011 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,025 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,044 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,062 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,075 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,088 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,102 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,115 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,128 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,128 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,142 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,155 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,155 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,168 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,168 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,182 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,215 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,215 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,229 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,229 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,242 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,259 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,272 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,286 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,299 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,299 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,313 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,327 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,342 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,356 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,371 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,386 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,400 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,413 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,429 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,429 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,445 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,459 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,460 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,475 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,490 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,505 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,523 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,537 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,551 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,572 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,572 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,589 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,604 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,619 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,634 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,650 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,665 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,666 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,683 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,699 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,699 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,713 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,727 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,742 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,742 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,756 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,771 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,787 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,804 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,821 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,838 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,854 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,872 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,890 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,908 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,926 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,944 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,965 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,980 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:54,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:54,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:54,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:54,995 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:54,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:54,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:54,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,010 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,023 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,038 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,052 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,066 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,082 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,096 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,110 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,125 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,139 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,153 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,168 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,168 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,182 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,196 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,211 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,211 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,225 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,240 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,255 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,270 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,284 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,300 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,300 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,315 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,343 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,359 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,375 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,389 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,404 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,419 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,435 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,450 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,465 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,465 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,485 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,500 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,539 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,554 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,570 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,586 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,608 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,626 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,644 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,645 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,662 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,663 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,686 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,704 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,704 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,722 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,742 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,742 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,760 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,777 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,777 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,794 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,812 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,830 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,830 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,848 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,871 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,896 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,912 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,929 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,929 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,951 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,972 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:55,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:55,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:55,989 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:55,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:55,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:55,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:55,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,014 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,014 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,035 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,052 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,097 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,118 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,124 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,137 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,157 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,174 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,191 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,208 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,225 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,241 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,258 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,275 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,275 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,291 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,307 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,324 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,324 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,340 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,356 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,372 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,388 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,388 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,404 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,421 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,437 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,454 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,470 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,487 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,504 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,504 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,521 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,521 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,538 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,556 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,557 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,575 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,592 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,592 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,610 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,630 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,650 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,669 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,687 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,705 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,723 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,744 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,762 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,762 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,780 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,780 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,802 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,823 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,845 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,869 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,870 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,892 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,914 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,940 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,958 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,976 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:56,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:56,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:56,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:56,993 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:56,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:56,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:56,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:56,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,037 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,056 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,073 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,090 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,090 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,106 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,122 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,139 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,156 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,172 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,189 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,218 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,238 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,255 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,272 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,291 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,309 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,327 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,345 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,345 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,363 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,380 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,400 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,418 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,436 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,456 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,456 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,474 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,492 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,511 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,511 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,537 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,558 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,576 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,593 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,615 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,632 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,649 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,667 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,687 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,688 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,706 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,724 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,741 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,763 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,782 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,799 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,818 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,835 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,853 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,872 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,891 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,891 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,913 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,930 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,950 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,967 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:57,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:57,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:57,985 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:57,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:57,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:57,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:57,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,003 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,021 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,039 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,059 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,077 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,095 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,114 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,133 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,153 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,172 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,192 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,210 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,227 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,246 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,265 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,284 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,309 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,327 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,346 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,367 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,387 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,406 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,406 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,426 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,427 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,446 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,446 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,467 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,487 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,516 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,546 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,567 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,587 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,605 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,624 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,624 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,642 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,665 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,683 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,711 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,732 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,751 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,751 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,770 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,789 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,808 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,848 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,868 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,892 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,918 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,944 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,968 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,968 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:58,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:58,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:58,988 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:58,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:58,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:58,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:58,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:58,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,008 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,008 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,028 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,048 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,048 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,068 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,069 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,089 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,089 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,109 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,131 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,150 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,150 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,170 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,190 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,210 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,228 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,247 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,278 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,301 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,321 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,341 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,361 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,400 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,440 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,440 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,461 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,481 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,500 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,519 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,538 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,558 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,604 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,645 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,645 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,677 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,705 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,726 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,749 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,773 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,796 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,816 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,837 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,856 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,876 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,901 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,902 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,922 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,942 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,962 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:59,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:59,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:09:59,983 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:09:59,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:09:59,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:59,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:59,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,013 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,032 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,070 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,089 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,089 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,109 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,129 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,149 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,170 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,194 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,194 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,215 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,215 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,237 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,257 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,278 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,302 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,322 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,343 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,365 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,389 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,409 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,429 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,429 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,453 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,476 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,497 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,518 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,539 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,559 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,580 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,601 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,621 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,621 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,642 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,643 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,663 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,663 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,684 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,704 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,704 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,742 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,763 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,785 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,806 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,829 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,876 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,896 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,918 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,938 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,959 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:00,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:00,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:00,983 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:00,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:00,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:00,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:00,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:00,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,005 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,033 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,060 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,060 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,091 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,114 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,134 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,159 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,159 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,179 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,200 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,222 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,222 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,269 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,290 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,311 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,311 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,334 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,356 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,378 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,400 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,422 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,447 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,468 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,468 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,490 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,537 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,558 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,580 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,601 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,631 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,652 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,674 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,695 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,717 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,743 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,766 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,787 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,809 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,831 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,853 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,875 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,897 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,918 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,940 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,963 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:01,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:01,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:01,986 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:01,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:01,986 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:01,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:01,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:01,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,009 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,032 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,056 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,080 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,104 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,128 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,128 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,156 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,183 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,206 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,227 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,227 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,251 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,272 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,300 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,300 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,323 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,345 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,345 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,368 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,391 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,413 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,435 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,457 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,479 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,501 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,523 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,545 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,545 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,566 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,590 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,612 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,637 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,660 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,684 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,733 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,755 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,777 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,777 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,804 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,827 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,852 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,888 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,922 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,946 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,969 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:02,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:02,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:02,992 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:02,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:02,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:02,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:02,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,015 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,038 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,061 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,084 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,106 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,129 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,152 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,175 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,202 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,231 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,260 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,260 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,289 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,313 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,338 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,364 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,390 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,414 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,438 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,438 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,462 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,486 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,486 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,510 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,510 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,534 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,558 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,587 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,612 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,636 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,662 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,686 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,711 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,739 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,763 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,791 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,791 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,816 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,841 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,864 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,888 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,912 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,964 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:03,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:03,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:03,989 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:03,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:03,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:03,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:03,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:03,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,015 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,040 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,065 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,065 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,092 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,121 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,151 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,177 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,177 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,204 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,232 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,258 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,284 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,313 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,340 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,368 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,393 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,426 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,453 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,478 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,478 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,503 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,530 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,530 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,554 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,579 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,579 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,605 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,630 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,657 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,683 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,709 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,737 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,742 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,763 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,789 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,814 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,840 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,865 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,890 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,914 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,938 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,939 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,963 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:04,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:04,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:04,987 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:04,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:04,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:04,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:04,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,011 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,038 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,062 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,086 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,110 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,110 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,135 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,159 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,159 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,185 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,210 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,237 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,268 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,295 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,320 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,320 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,344 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,372 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,398 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,423 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,451 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,480 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,505 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,530 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,530 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,554 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,579 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,579 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,606 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,631 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,656 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,680 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,707 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,707 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,731 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,756 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,781 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,807 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,832 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,857 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,883 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,883 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,909 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,934 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,959 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:05,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:05,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:05,986 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:05,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:05,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:05,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:05,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:05,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:06,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:06,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:06,012 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:06,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:06,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:06,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:06,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:06,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:06,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:06,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:06,037 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:06,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:06,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:06,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:06,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:06,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:06,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:06,092 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:06,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:06,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:06,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:06,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:06,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:06,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:06,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:06,118 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:06,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:06,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:06,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:06,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:06,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:06,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:06,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:06,144 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:06,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:06,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:06,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:06,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:06,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:06,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:06,169 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:06,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:06,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:06,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:06,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:06,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:06,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:06,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:06,195 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:06,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:06,195 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:06,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:06,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:06,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:06,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:06,219 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:06,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:06,220 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:06,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:06,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:06,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:06,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:06,245 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:06,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:06,245 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:06,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:06,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:06,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:06,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:06,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-09 19:10:06,270 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-09 19:10:06,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 19:10:06,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-09 19:10:16,298 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-09 19:10:16,300 INFO L168 Benchmark]: Toolchain (without parser) took 44739.45 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 533.7 MB). Free memory was 953.3 MB in the beginning and 915.5 MB in the end (delta: 37.8 MB). Peak memory consumption was 571.6 MB. Max. memory is 11.5 GB. [2018-12-09 19:10:16,301 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:10:16,301 INFO L168 Benchmark]: CACSL2BoogieTranslator took 119.72 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-12-09 19:10:16,301 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.66 ms. Allocated memory is still 1.0 GB. Free memory is still 942.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:10:16,301 INFO L168 Benchmark]: Boogie Preprocessor took 10.18 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 939.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 19:10:16,301 INFO L168 Benchmark]: RCFGBuilder took 192.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -155.3 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-12-09 19:10:16,301 INFO L168 Benchmark]: CodeCheck took 44397.09 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 415.8 MB). Free memory was 1.1 GB in the beginning and 915.5 MB in the end (delta: 179.7 MB). Peak memory consumption was 595.4 MB. Max. memory is 11.5 GB. [2018-12-09 19:10:16,302 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 119.72 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.66 ms. Allocated memory is still 1.0 GB. Free memory is still 942.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.18 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 939.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 192.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -155.3 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * CodeCheck took 44397.09 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 415.8 MB). Free memory was 1.1 GB in the beginning and 915.5 MB in the end (delta: 179.7 MB). Peak memory consumption was 595.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 19:10:17,564 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:10:17,565 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:10:17,571 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:10:17,571 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:10:17,572 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:10:17,572 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:10:17,573 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:10:17,574 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:10:17,574 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:10:17,575 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:10:17,575 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:10:17,575 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:10:17,576 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:10:17,576 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:10:17,577 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:10:17,577 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:10:17,578 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:10:17,580 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:10:17,581 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:10:17,581 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:10:17,582 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:10:17,583 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:10:17,583 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:10:17,583 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:10:17,583 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:10:17,584 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:10:17,584 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:10:17,585 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:10:17,585 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:10:17,585 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:10:17,585 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:10:17,586 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:10:17,586 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:10:17,586 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:10:17,587 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:10:17,587 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 19:10:17,598 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:10:17,598 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:10:17,598 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:10:17,599 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 19:10:17,599 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 19:10:17,599 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 19:10:17,599 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:10:17,599 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:10:17,600 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:10:17,600 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:10:17,600 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:10:17,600 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:10:17,600 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:10:17,600 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 19:10:17,600 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 19:10:17,600 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:10:17,601 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:10:17,601 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 19:10:17,601 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:10:17,601 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 19:10:17,601 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 19:10:17,601 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:10:17,601 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:10:17,602 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 19:10:17,602 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:10:17,602 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:10:17,602 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:10:17,602 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 19:10:17,602 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 19:10:17,602 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:10:17,602 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 19:10:17,603 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 19:10:17,603 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_f68a5c0b-b12b-4944-b8a9-24c577dd468e/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 -> 4a156731963582ce9a466285688eba3a68b58029 [2018-12-09 19:10:17,622 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:10:17,631 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:10:17,634 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:10:17,635 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:10:17,635 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:10:17,636 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/../../sv-benchmarks/c/loop-acceleration/phases_true-unreach-call2_false-termination.i [2018-12-09 19:10:17,681 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/data/290bfb08c/d1a93b992b9e4c0facff3529ab0e82a2/FLAGb40d0413a [2018-12-09 19:10:18,064 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:10:18,065 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/sv-benchmarks/c/loop-acceleration/phases_true-unreach-call2_false-termination.i [2018-12-09 19:10:18,069 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/data/290bfb08c/d1a93b992b9e4c0facff3529ab0e82a2/FLAGb40d0413a [2018-12-09 19:10:18,078 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/data/290bfb08c/d1a93b992b9e4c0facff3529ab0e82a2 [2018-12-09 19:10:18,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:10:18,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:10:18,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:10:18,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:10:18,083 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:10:18,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:10:18" (1/1) ... [2018-12-09 19:10:18,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8f4428e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:18, skipping insertion in model container [2018-12-09 19:10:18,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:10:18" (1/1) ... [2018-12-09 19:10:18,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:10:18,104 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:10:18,198 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:10:18,200 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:10:18,209 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:10:18,217 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:10:18,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:18 WrapperNode [2018-12-09 19:10:18,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:10:18,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:10:18,218 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:10:18,218 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:10:18,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:18" (1/1) ... [2018-12-09 19:10:18,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:18" (1/1) ... [2018-12-09 19:10:18,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:10:18,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:10:18,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:10:18,237 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:10:18,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:18" (1/1) ... [2018-12-09 19:10:18,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:18" (1/1) ... [2018-12-09 19:10:18,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:18" (1/1) ... [2018-12-09 19:10:18,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:18" (1/1) ... [2018-12-09 19:10:18,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:18" (1/1) ... [2018-12-09 19:10:18,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:18" (1/1) ... [2018-12-09 19:10:18,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:18" (1/1) ... [2018-12-09 19:10:18,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:10:18,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:10:18,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:10:18,250 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:10:18,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 19:10:18,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:10:18,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:10:18,573 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:10:18,573 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 19:10:18,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:10:18 BoogieIcfgContainer [2018-12-09 19:10:18,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:10:18,574 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 19:10:18,574 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 19:10:18,580 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 19:10:18,580 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:10:18" (1/1) ... [2018-12-09 19:10:18,586 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:10:18,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:18,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2018-12-09 19:10:18,606 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2018-12-09 19:10:18,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-09 19:10:18,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:10:18,639 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 19:10:18,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:18,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:10:18,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:18,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:10:18,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-12-09 19:10:18,826 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-12-09 19:10:18,827 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 19:10:18,827 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2018-12-09 19:10:18,832 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 19:10:18,842 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-09 19:10:18,847 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 19:10:18,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 07:10:18 ImpRootNode [2018-12-09 19:10:18,848 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 19:10:18,848 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 19:10:18,848 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 19:10:18,848 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 19:10:18,849 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:10:18" (3/4) ... [2018-12-09 19:10:18,851 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 19:10:18,856 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 19:10:18,856 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 19:10:18,879 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f68a5c0b-b12b-4944-b8a9-24c577dd468e/bin-2019/ukojak/witness.graphml [2018-12-09 19:10:18,879 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 19:10:18,880 INFO L168 Benchmark]: Toolchain (without parser) took 799.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -143.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:10:18,881 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:10:18,881 INFO L168 Benchmark]: CACSL2BoogieTranslator took 136.64 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-12-09 19:10:18,881 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.08 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:10:18,881 INFO L168 Benchmark]: Boogie Preprocessor took 12.45 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 19:10:18,882 INFO L168 Benchmark]: RCFGBuilder took 323.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -188.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-09 19:10:18,882 INFO L168 Benchmark]: CodeCheck took 274.03 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: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. [2018-12-09 19:10:18,882 INFO L168 Benchmark]: Witness Printer took 31.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:10:18,884 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, 11 locations, 1 error locations. SAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 13 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 4 NumberOfNonLiveVariables, 10 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 6]: 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: 14]: Loop Invariant Derived loop invariant: ~bvugt32(y, 0bv32) && ~bvadd64(x, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 136.64 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.08 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.45 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 323.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -188.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * CodeCheck took 274.03 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: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. * Witness Printer took 31.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...